{"id":19185,"date":"2026-08-14T11:20:25","date_gmt":"2026-08-14T11:20:25","guid":{"rendered":"https:\/\/www.lifeco-uk.com\/?p=19185"},"modified":"2026-08-14T11:20:25","modified_gmt":"2026-08-14T11:20:25","slug":"rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping","status":"publish","type":"post","link":"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/","title":{"rendered":"\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628\u0629 \u0645\u0642\u0627\u0628\u0644 \u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0631\u0646\u0629 \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f: \u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 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\u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0642\u062f\u0631 \u0645\u062d\u062f\u062f \u0645\u0646 \u0627\u0644\u062d\u0631\u0643\u0629 \u0623\u0648 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641\u060c \u0648\u064a\u0633\u0645\u062d \u0628\u0647 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646\u0647\u0645\u0627 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0645\u062c\u0631\u062f \u062a\u062d\u062f\u064a\u062f \u0642\u0637\u0631 \u0627\u0644\u0623\u0646\u0628\u0648\u0628. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0648\u0627\u0644\u0645\u0642\u0627\u0648\u0644\u064a\u0646 \u0645\u0631\u0627\u0639\u0627\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629\u060c \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0628\u0648\u0628\u060c \u0648\u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629\u060c \u0648\u062f\u0639\u0627\u0645\u0627\u062a \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#How_does_a_grooved_coupling_work\" >\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0648\u0635\u0644\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#What_is_a_rigid_grooved_coupling\" >\u0645\u0627 \u0647\u0648 \u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0635\u0644\u0628\u0629 \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#What_is_a_flexible_grooved_coupling\" >\u0645\u0627 \u0647\u0648 \u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u062e\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Rigid_versus_flexible_grooved_couplings\" >\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f \u0635\u0644\u0628\u0629 \u0645\u0642\u0627\u0628\u0644 \u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f \u0645\u0631\u0646\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Seven_factors_to_consider_when_selecting_a_grooved_coupling\" >\u0633\u0628\u0639\u0629 \u0639\u0648\u0627\u0645\u0644 \u064a\u062c\u0628 \u0645\u0631\u0627\u0639\u0627\u062a\u0647\u0627 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#1_Required_joint_behaviour\" >1. \u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0645\u0634\u062a\u0631\u0643 \u0627\u0644\u0645\u0637\u0644\u0648\u0628<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#2_Working_pressure\" >2. \u0636\u063a\u0637 \u0627\u0644\u0639\u0645\u0644<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#3_Pipe_and_groove_compatibility\" >3. \u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#4_Movement_vibration_and_deflection\" >4. \u0627\u0644\u062d\u0631\u0643\u0629 \u0648\u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#5_Gasket_material_and_service_conditions\" >5. \u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#6_UL_Listing_and_FM_Approval\" >6. \u0627\u0639\u062a\u0645\u0627\u062f UL \u0648\u0645\u0648\u0627\u0641\u0642\u0629 FM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#7_Installation_and_system_support\" >7. \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u062f\u0639\u0645 \u0627\u0644\u0646\u0638\u0627\u0645<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#When_should_a_rigid_coupling_be_considered\" >\u0645\u062a\u0649 \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#When_should_a_flexible_coupling_be_considered\" >\u0645\u062a\u0649 \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Grooved_coupling_selection_checklist\" >\u0642\u0627\u0626\u0645\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Selecting_the_right_LIFECO_grooved_coupling\" >\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0629 LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Frequently_asked_questions\" >\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#What_is_the_main_difference_between_rigid_and_flexible_grooved_couplings\" >\u0645\u0627 \u0647\u0648 \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0628\u064a\u0646 \u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Can_a_flexible_coupling_be_used_instead_of_a_rigid_coupling\" >\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Can_rigid_and_flexible_couplings_be_used_in_the_same_piping_system\" >\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629 \u0641\u064a \u0646\u0641\u0633 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#What_is_the_maximum_working_pressure_of_LIFECO_grooved_couplings\" >\u0645\u0627 \u0647\u0648 \u0623\u0642\u0635\u0649 \u0636\u063a\u0637 \u062a\u0634\u063a\u064a\u0644 \u0644\u0648\u0635\u0644\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Are_all_LIFECO_grooved_couplings_UL_Listed_and_FM_Approved\" >\u0647\u0644 \u062c\u0645\u064a\u0639 \u0648\u0635\u0644\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0645\u062f\u0631\u062c\u0629 \u0641\u064a \u0642\u0627\u0626\u0645\u0629 UL \u0648\u0645\u0639\u062a\u0645\u062f\u0629 \u0645\u0646 FM\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Which_gasket_material_should_be_selected\" >\u0645\u0627 \u0647\u064a \u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627\u061f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.lifeco-uk.com\/ar\/rigid-vs-flexible-grooved-couplings-how-to-select-the-right-connection-for-fire-protection-piping\/#Get_technical_support_for_your_project\" >\u0627\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0641\u0646\u064a \u0644\u0645\u0634\u0631\u0648\u0639\u0643<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"How_does_a_grooved_coupling_work\"><\/span><b>\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0648\u0635\u0644\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u0634\u0643\u064a\u0644 \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062e\u0627\u062f\u064a\u062f \u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0627\u0644\u0633\u0637\u062d \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628. \u062a\u0648\u0636\u0639 \u062d\u0634\u064a\u0629 \u062d\u0648\u0644 \u0627\u0644\u0648\u0635\u0644\u0629 \u0644\u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0625\u063a\u0644\u0627\u0642\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0639\u0634\u0642 \u063a\u0644\u0627\u0641 \u0627\u0644\u0648\u0635\u0644\u0629 \u0645\u0639 \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f. \u062a\u064f\u062b\u0628\u0651\u062a \u0627\u0644\u0628\u0631\u0627\u063a\u064a \u0648\u0627\u0644\u0635\u0648\u0627\u0645\u064a\u0644 \u0627\u0644\u063a\u0644\u0627\u0641 \u062d\u0648\u0644 \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0648\u0644\u0623\u0646 \u0627\u0644\u0648\u0635\u0644\u0629 \u062a\u062a\u0634\u0643\u0644 \u0639\u0644\u0649 \u0627\u0644\u0633\u0637\u062d \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0644\u0623\u0646\u0628\u0648\u0628\u060c \u0641\u0625\u0646 \u0627\u0644\u0648\u0635\u0644\u0629 \u062a\u0633\u0627\u0639\u062f \u0641\u064a \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u0642\u0635\u0648\u062f.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u062a\u062a\u0636\u0645\u0646 \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u062e\u062f\u0648\u062f \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0637\u0631\u0641\u0627 \u0623\u0646\u0628\u0648\u0628\u064a\u0646 \u0645\u064f\u062c\u0647\u0632\u064a\u0646 \u0648\u0645\u064f\u062d\u0627\u0630\u064a\u064a\u0646 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0623\u062e\u0627\u062f\u064a\u062f \u0645\u0635\u0646\u0639\u0629 \u0623\u0648 \u0645\u0634\u0643\u0644\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062d\u0634\u064a\u0629 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0642\u0637\u0627\u0639\u0627\u062a \u0627\u0644\u0625\u0633\u0643\u0627\u0646 \u0627\u0644\u0645\u062a\u0631\u0627\u0628\u0637\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0628\u0631\u0627\u063a\u064a \u0648\u0627\u0644\u0635\u0648\u0627\u0645\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062a\u062c\u0645\u064a\u0639<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0648\u0635\u0644\u0629 \u0648\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0648\u0634\u0643\u0644 \u0627\u0644\u0623\u062e\u062f\u0648\u062f \u0648\u0627\u0644\u062d\u0634\u064a\u0629 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u062c\u0645\u064a\u0639\u0647\u0627. \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0648\u0635\u0644\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u062d\u062c\u0645\u0647\u0627 \u0627\u0644\u0627\u0633\u0645\u064a \u0623\u0648 \u0645\u0638\u0647\u0631\u0647\u0627 \u0641\u0642\u0637.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_rigid_grooved_coupling\"><\/span><b>\u0645\u0627 \u0647\u0648 \u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0635\u0644\u0628\u0629 \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0635\u064f\u0645\u0645\u062a \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628\u0629 \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0644\u062a\u0642\u064a\u064a\u062f \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0648\u0635\u0644\u0629 \u062b\u0627\u0628\u062a\u0629. \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0648\u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u0648\u0641\u0631 \u0627\u0644\u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u062d\u064a\u062b \u064a\u062c\u0628 \u0623\u0646 \u062a\u0628\u0642\u0649 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0641\u064a \u0648\u0636\u0639 \u0645\u062d\u062f\u062f.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0644\u0628\u0629 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0644\u0632\u0645 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0641\u064a \u0645\u0643\u0627\u0646\u0647\u0627<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u0647\u062f\u0641 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645 \u0625\u0644\u0649 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062d\u0631\u0643\u0629 \u0639\u0646\u062f \u0627\u0644\u0645\u0641\u0635\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u064f\u0639\u062f\u0651 \u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0642\u0631 \u0623\u0645\u0631\u064b\u0627 \u0645\u0647\u0645\u064b\u0627.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062d\u062f\u062f \u0645\u0635\u0645\u0645 \u0627\u0644\u0646\u0638\u0627\u0645 \u0646\u0648\u0639 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0646\u0638\u0627\u0645 \u062f\u0639\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0644\u0627 \u062a\u064f\u063a\u0646\u064a \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0644\u0628\u0629 \u0639\u0646 \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u062f\u0639\u0627\u0645\u0627\u062a \u0623\u0648 \u0639\u0644\u0627\u0642\u0627\u062a \u0623\u0648 \u0645\u062b\u0628\u062a\u0627\u062a \u0623\u0648 \u0642\u064a\u0648\u062f \u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0635\u0645\u0645\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d. \u064a\u062c\u0628 \u0623\u0646 \u064a\u064f\u0635\u0645\u0645 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u064a\u062a\u062d\u0645\u0644 \u0648\u0632\u0646\u0647 \u0648\u0642\u0648\u0649 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0628\u064a\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0646\u0645\u0648\u0630\u062c \u0648\u062d\u062c\u0645 \u0648\u0635\u0644\u0629 \u0627\u0644\u0631\u0628\u0637 \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_flexible_grooved_coupling\"><\/span><b>\u0645\u0627 \u0647\u0648 \u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u062e\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646\u0629\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0635\u064f\u0645\u0645\u062a \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f \u0644\u0644\u0633\u0645\u0627\u062d \u0628\u062d\u0631\u0643\u0629 \u0645\u062d\u062f\u0648\u062f\u0629 \u0648\u0645\u062d\u062f\u062f\u0629 \u0639\u0646\u062f \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628. \u0648\u0628\u062d\u0633\u0628 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u064a\u0646\u060c \u0642\u062f \u064a\u0634\u0645\u0644 \u0630\u0644\u0643 \u062d\u0631\u0643\u0629 \u0645\u062d\u0648\u0631\u064a\u0629 \u0645\u062d\u062f\u062f\u0629\u060c \u0623\u0648 \u0627\u0646\u062d\u0631\u0627\u0641\u064b\u0627 \u0632\u0627\u0648\u064a\u064b\u0627\u060c \u0623\u0648 \u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0637\u0641\u064a\u0641\u0629 \u0641\u064a \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0637\u0644\u0628 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645 \u0645\u0639\u0627\u0644\u062c\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062d\u0631\u0643\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062d\u062f\u062f\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0632\u0627\u0648\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0647\u062a\u0632\u0627\u0632<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0637\u0641\u064a\u0641\u0629 \u0641\u064a \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u0631\u0643\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0648\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0632\u0644\u0632\u0627\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0634\u0631\u0648\u0639<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0623\u064a \u062d\u0631\u0643\u0629 \u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629 \u062a\u0643\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u0629 \u0628\u062e\u0635\u0627\u0626\u0635\u0647\u0627 \u0627\u0644\u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629. \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u0639\u062a\u0628\u0627\u0631 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u0631\u0646\u0629 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627 \u0628\u0645\u062b\u0627\u0628\u0629 \u0648\u0635\u0644\u0629 \u062a\u0645\u062f\u062f \u0623\u0648 \u062d\u0644\u064b\u0627 \u0643\u0627\u0645\u0644\u064b\u0627 \u0644\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u0632\u0644\u0632\u0627\u0644\u064a\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0639\u0644\u0649 \u0645\u0647\u0646\u062f\u0633 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629 \u0639\u0628\u0631 \u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0623\u0643\u0645\u0644\u0647\u0627\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062a\u0631\u0627\u0643\u0645\u064a \u0644\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0648\u062f\u0639\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0645\u062b\u0628\u062a\u0627\u062a \u0648\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0635\u0644\u0629.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Rigid_versus_flexible_grooved_couplings\"><\/span><b>\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f \u0635\u0644\u0628\u0629 \u0645\u0642\u0627\u0628\u0644 \u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f \u0645\u0631\u0646\u0629<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u064a\u0643\u0645\u0646 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0641\u064a \u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0645\u0642\u0635\u0648\u062f \u0644\u0644\u0645\u0641\u0635\u0644 \u0627\u0644\u0645\u0643\u062a\u0645\u0644.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631<\/b><\/td>\n<td><b>\u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629<\/b><\/td>\n<td><b>\u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0645\u0634\u062a\u0631\u0643<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u0642\u064a\u062f \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u0629<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u0633\u0645\u062d \u0628\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0636\u0645\u0646 \u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u062a\u062d\u062f\u064a\u062f \u0645\u0648\u0636\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0648\u0636\u0639 \u0645\u0633\u062a\u0642\u0631 \u0648\u0645\u062a\u062d\u0643\u0645 \u0641\u064a\u0647<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0623\u0648 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u062a\u0646\u0633\u064a\u0642<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0645\u0635\u0645\u0645 \u0644\u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062b\u0627\u0628\u062a\u0629<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0642\u062f \u064a\u0633\u0645\u062d \u0628\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0637\u0641\u064a\u0641\u0629 \u0641\u064a \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0627\u0647\u062a\u0632\u0627\u0632<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u0648\u0641\u0631 \u0627\u062a\u0635\u0627\u0644\u0627\u064b \u0645\u062a\u064a\u0646\u0627\u064b<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0642\u062f \u064a\u0633\u0627\u0639\u062f \u0641\u064a \u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u0627\u062a \u0639\u0646\u062f \u062a\u0635\u0645\u064a\u0645\u0647 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u0648\u0641\u0631 \u0627\u0644\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0644\u0645\u0641\u0627\u0635\u0644<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0642\u062f \u064a\u0633\u0645\u062d \u0628\u062d\u0631\u0643\u0629 \u0645\u062d\u062f\u0648\u062f\u0629 \u0639\u0646\u062f \u062a\u0635\u0645\u064a\u0645\u0647 \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u064a\u062f\u0639\u0645 \u0627\u0644\u0646\u0638\u0627\u0645<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u062a\u0637\u0644\u0628 \u062f\u0639\u0627\u0645\u0627\u062a \u0648\u0642\u064a\u0648\u062f \u0645\u0635\u0645\u0645\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0623\u0645\u0631 \u062f\u0639\u0627\u0645\u0627\u062a \u0648\u0642\u064a\u0648\u062f\u0627\u064b \u062a\u0631\u0627\u0639\u064a \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0623\u0633\u0627\u0633 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u062d\u064a\u062b\u0645\u0627 \u062a\u0643\u0648\u0646 \u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0646\u0638\u0627\u0645 \u0645\u0637\u0644\u0648\u0628\u0629<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u062d\u064a\u062b\u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u0645\u064f\u062a\u062d\u0643\u064e\u0651\u0645 \u0628\u0647\u0627 \u0645\u0637\u0644\u0648\u0628\u0629<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u064f\u0639\u062f \u0623\u064a \u0645\u0646 \u0627\u0644\u062a\u0643\u0648\u064a\u0646\u064a\u0646 \u0623\u0641\u0636\u0644 \u0645\u0646 \u0627\u0644\u0622\u062e\u0631 \u0628\u0634\u0643\u0644 \u0645\u0637\u0644\u0642. \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0639\u0644\u0649 \u0643\u064a\u0641\u064a\u0629 \u062a\u0648\u0642\u0639 \u0633\u0644\u0648\u0643 \u0627\u0644\u0648\u0635\u0644\u0629 \u0643\u062c\u0632\u0621 \u0645\u0646 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0643\u0627\u0645\u0644.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Seven_factors_to_consider_when_selecting_a_grooved_coupling\"><\/span><b>\u0633\u0628\u0639\u0629 \u0639\u0648\u0627\u0645\u0644 \u064a\u062c\u0628 \u0645\u0631\u0627\u0639\u0627\u062a\u0647\u0627 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Required_joint_behaviour\"><\/span><b>1. \u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0645\u0634\u062a\u0631\u0643 \u0627\u0644\u0645\u0637\u0644\u0648\u0628<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u0623\u0648\u0644 \u0647\u0648 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0638\u0644 \u0645\u0641\u0635\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0635\u0644\u0628\u0627\u064b \u0623\u0645 \u0623\u0646 \u064a\u0633\u0645\u062d \u0628\u0627\u0644\u062d\u0631\u0643\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0646\u0638\u0627\u0645 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0641\u064a \u0645\u0648\u0636\u0639\u0647\u0627 \u0648\u0636\u0628\u0637 \u0645\u062d\u0627\u0630\u0627\u062a\u0647\u0627\u060c \u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629 \u0645\u0646\u0627\u0633\u0628\u064b\u0627. \u0623\u0645\u0627 \u0639\u0646\u062f\u0645\u0627 \u064a\u062c\u0628 \u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u0627\u0644\u062d\u0631\u0643\u0629 \u0623\u0648 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0623\u0648 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0636\u0645\u0646 \u062d\u062f\u0648\u062f \u0645\u0639\u064a\u0646\u0629\u060c \u0641\u064a\u0645\u0643\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u0623\u0646 \u064a\u0633\u062a\u0646\u062f \u0627\u0644\u0642\u0631\u0627\u0631 \u0625\u0644\u0649 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0644\u064a\u0633 \u0625\u0644\u0649 \u062a\u0641\u0636\u064a\u0644\u0627\u062a \u0627\u0644\u0645\u064f\u0631\u0643\u0650\u0651\u0628 \u0641\u0642\u0637.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Working_pressure\"><\/span><b>2. \u0636\u063a\u0637 \u0627\u0644\u0639\u0645\u0644<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0644\u0644\u0648\u0635\u0644\u0629 \u062a\u0635\u0646\u064a\u0641 \u0636\u063a\u0637 \u062a\u0634\u063a\u064a\u0644 \u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u0646\u0638\u0627\u0645.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u062a\u062a\u0648\u0641\u0631 \u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0628\u0636\u063a\u0648\u0637 \u062a\u0634\u063a\u064a\u0644 \u0645\u0635\u0646\u0641\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 <\/span><b>500 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629<\/b><span style=\"font-weight: 400;\">, \u064a\u062e\u062a\u0644\u0641 \u0630\u0644\u0643 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0637\u0631\u0627\u0632 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u062d\u062c\u0645\u0647. \u0648\u0647\u0630\u0627 \u0644\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0648\u0627\u0644\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u062a\u062d\u0645\u0644 \u0646\u0641\u0633 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0636\u063a\u0637.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062d\u062c\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0627\u0633\u0645\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u0623\u0646\u0628\u0648\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0636\u063a\u0637 \u0627\u0644\u0639\u0645\u0644 \u0627\u0644\u0645\u0646\u0634\u0648\u0631<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0633\u0645\u0643 \u062c\u062f\u0627\u0631 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0623\u0648 \u062c\u062f\u0648\u0644\u0647<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0642\u064a\u0648\u062f \u0627\u0644\u0645\u0637\u0628\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0634\u0647\u0627\u062f\u0627\u062a<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u0623\u064a\u0636\u064b\u0627 \u0645\u0631\u0627\u0639\u0627\u0629 \u0636\u063a\u0648\u0637 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0648\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Pipe_and_groove_compatibility\"><\/span><b>3. \u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u062e\u062f\u0648\u062f \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0630\u064a \u0633\u064a\u062a\u0645 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0639\u0644\u064a\u0647.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633 \u0623\u0648 \u0627\u0644\u0645\u0642\u0627\u0648\u0644 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062d\u062c\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0627\u0633\u0645\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0641\u0639\u0644\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0633\u0645\u0643 \u062c\u062f\u0627\u0631 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0646\u0648\u0639 \u0627\u0644\u0623\u062e\u062f\u0648\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0623\u062e\u062f\u0648\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0637\u0631\u064a\u0642\u0629 \u0625\u0646\u062a\u0627\u062c \u0627\u0644\u0623\u062e\u062f\u0648\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0648\u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0648\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0635\u0644\u0629<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062b\u0631 \u0648\u062c\u0648\u062f \u0623\u062e\u062f\u0648\u062f \u063a\u064a\u0631 \u0645\u064f\u0639\u062f \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0623\u0648 \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642 \u0639\u0644\u0649 \u062a\u0639\u0634\u064a\u0642 \u063a\u0644\u0627\u0641 \u0627\u0644\u0648\u0635\u0644\u0629 \u0648\u0623\u062f\u0627\u0621 \u0627\u0644\u0648\u0635\u0644\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0628\u0639 \u062a\u062d\u0636\u064a\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627 \u0648\u0623\u062d\u062f\u062b \u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Movement_vibration_and_deflection\"><\/span><b>4. \u0627\u0644\u062d\u0631\u0643\u0629 \u0648\u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u062a\u0642\u064a\u064a\u0645 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0639\u0628\u0631 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0623\u0643\u0645\u0644\u0647\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u062a\u0635\u0627\u0644 \u0648\u0627\u062d\u062f\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629\u060c \u064a\u0646\u0628\u063a\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0635\u0645\u0645 \u0645\u0631\u0627\u0639\u0627\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062d\u0648\u0631\u064a\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0632\u0627\u0648\u064a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0645\u0639\u062f\u0627\u062a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0637\u0648\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0639\u062f\u062f \u0648\u0645\u0648\u0642\u0639 \u0627\u0644\u0645\u0641\u0627\u0635\u0644 \u0627\u0644\u0645\u0631\u0646\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0648\u0627\u0642\u0639 \u0646\u0642\u0627\u0637 \u0627\u0644\u062a\u062b\u0628\u064a\u062a\u060c \u0648\u0627\u0644\u0645\u0648\u062c\u0647\u0627\u062a\u060c \u0648\u0627\u0644\u062f\u0639\u0627\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u0642\u064a\u0648\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062d\u0631\u0643\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0635\u0644\u0629<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0641\u064a \u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0630\u0627\u062a \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 - \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 - \u064a\u062c\u0628 \u062a\u0646\u0633\u064a\u0642 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0631\u0628\u0637 \u0645\u0639 \u062a\u0635\u0645\u064a\u0645 \u0646\u0638\u0627\u0645 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0627\u0644\u0623\u0648\u0633\u0639.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0642\u062f \u062a\u0633\u0627\u0639\u062f \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629 \u0641\u064a \u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0623\u0648 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0645\u062d\u062f\u062f\u0629\u060c \u0648\u0644\u0643\u0646 \u064a\u062c\u0628 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0648\u0648\u0636\u0639\u0647\u0627 \u0643\u062c\u0632\u0621 \u0645\u0646 \u0646\u0638\u0627\u0645 \u0647\u0646\u062f\u0633\u064a.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Gasket_material_and_service_conditions\"><\/span><b>5. \u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u062a\u064f\u0634\u0643\u0651\u0644 \u0627\u0644\u062d\u0634\u064a\u0629 \u0645\u0627\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u0628\u064a\u0646 \u0637\u0631\u0641\u064a \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u064a\u0646. \u0648\u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u0627\u062f\u062a\u0647\u0627 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0633\u0627\u0626\u0644 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0645\u0627\u062f\u0629 EPDM \u0647\u064a \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u062d\u0634\u064a\u0627\u062a \u0636\u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646\u062a\u062c\u0627\u062a LIFECO. \u0648\u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u0645\u062a\u0627\u062d\u0629 \u0644\u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u062d\u0634\u064a\u0627\u062a \u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0646\u062a\u0631\u064a\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0633\u064a\u0644\u064a\u0643\u0648\u0646<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0641\u0644\u0648\u0631\u0648\u0625\u064a\u0644\u0627\u0633\u062a\u0648\u0645\u0631<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0646\u064a\u0648\u0628\u0631\u064a\u0646<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u0646\u0628\u063a\u064a \u0645\u0631\u0627\u0639\u0627\u0629 \u0645\u0627 \u064a\u0644\u064a \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0634\u064a\u0629:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0633\u0627\u0626\u0644 \u0627\u0644\u0630\u064a \u062a\u0646\u0642\u0644\u0647 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0648\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u0628\u064a\u0626\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0648\u062c\u0648\u062f \u0632\u064a\u0648\u062a \u0623\u0648 \u0645\u0648\u0627\u062f \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0638\u0631\u0648\u0641 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0631\u0637\u0628 \u0623\u0648 \u0627\u0644\u062c\u0627\u0641<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u0645\u062a\u0648\u0642\u0639<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0634\u064a\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0644\u0648\u0646 \u0623\u0648 \u0627\u0644\u0645\u0638\u0647\u0631 \u0627\u0644\u0639\u0627\u0645 \u0641\u0642\u0637. \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0646\u0648\u0639\u064a\u0629 \u0627\u0644\u0645\u0627\u062f\u0629 \u0648\u062a\u0648\u0627\u0641\u0642\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_UL_Listing_and_FM_Approval\"><\/span><b>6. \u0627\u0639\u062a\u0645\u0627\u062f UL \u0648\u0645\u0648\u0627\u0641\u0642\u0629 FM<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u062a\u064f\u0639\u062f \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0634\u0647\u0627\u062f\u0627\u062a \u0630\u0627\u062a \u0623\u0647\u0645\u064a\u0629 \u062e\u0627\u0635\u0629 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0645\u062e\u062a\u0627\u0631 <a href=\"https:\/\/www.lifeco-uk.com\/ar\/products\/grooved-couplings-and-fittings\/\">\u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f<\/a> \u062a\u062e\u0636\u0639 \u0647\u0630\u0647 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0644\u0642\u0648\u0627\u0626\u0645 UL \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643\u0644 \u0637\u0631\u0627\u0632 \u0648\u0645\u0648\u0627\u0641\u0642\u0629 FM:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0633\u062c\u0644 \u0645\u0646\u062a\u062c UL iQ \u0631\u0642\u0645 EX29972<\/b><span style=\"font-weight: 400;\"> \u064a\u063a\u0637\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0635\u0644\u0627\u062a \u0645\u062d\u062f\u062f\u0629 \u0645\u0632\u0648\u062f\u0629 \u0628\u062d\u0634\u0648\u0627\u062a \u0645\u0637\u0627\u0637\u064a\u0629\u060c \u0648\u0648\u0635\u0644\u0627\u062a \u0645\u0631\u0646\u0629\u060c \u0648\u0645\u062d\u0648\u0644 \u0634\u0641\u0629\u060c \u0648\u0645\u0646\u0627\u0641\u0630 \u062c\u0627\u0646\u0628\u064a\u0629.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0633\u062c\u0644 UL Product iQ \u0631\u0642\u0645 EX29973<\/b><span style=\"font-weight: 400;\"> \u064a\u063a\u0637\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0630\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062d\u0632\u0632\u0629 \u0648\u0627\u0644\u0646\u0627\u0639\u0645\u0629.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0634\u0647\u0627\u062f\u0629 \u0627\u0645\u062a\u062b\u0627\u0644 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u0627\u0641\u0642 PR477082<\/b><span style=\"font-weight: 400;\"> \u064a\u063a\u0637\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636 \u0628\u0645\u0648\u062c\u0628 \u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 FM 1920.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0642\u062f \u062a\u062e\u062a\u0644\u0641 \u062a\u063a\u0637\u064a\u0629 \u0627\u0644\u0634\u0647\u0627\u062f\u0627\u062a \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0645\u0646\u062a\u062c<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062d\u062c\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0636\u063a\u0637 \u0627\u0644\u0639\u0645\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0646\u0648\u0639 \u0627\u0644\u0627\u062a\u0635\u0627\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0645\u0646\u062a\u062c<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0642\u0635\u0648\u062f<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u0625\u0646 \u0648\u062c\u0648\u062f \u0639\u0644\u0627\u0645\u0629 UL \u0623\u0648 FM \u0636\u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646\u062a\u062c\u0627\u062a \u0644\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0643\u0644 \u0637\u0631\u0627\u0632 \u0648\u062d\u062c\u0645 \u0645\u062a\u0627\u062d \u0644\u062f\u064a\u0647 \u062a\u063a\u0637\u064a\u0629 \u0634\u0647\u0627\u062f\u0627\u062a \u0645\u062a\u0637\u0627\u0628\u0642\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0642\u0628\u0644 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0623\u0648 \u0627\u0644\u0634\u0631\u0627\u0621\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0641\u0631\u064a\u0642 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u062f\u0642\u064a\u0642\u064a\u0646 \u0648\u0641\u0642\u064b\u0627 \u0644\u0623\u062d\u062f\u062b \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629 \u0627\u0644\u0635\u0627\u062f\u0631\u0629 \u0639\u0646 UL \u0648 FM \u0648 LIFECO.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Installation_and_system_support\"><\/span><b>7. \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u062f\u0639\u0645 \u0627\u0644\u0646\u0638\u0627\u0645<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u0639\u062a\u0645\u062f \u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u0646\u062a\u062c \u0639\u0644\u0649 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0648\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u060c \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u0648\u062f\u0639\u0645 \u0627\u0644\u0646\u0638\u0627\u0645.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0642\u0628\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0642\u0627\u0648\u0644\u064a\u0646 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u0648\u0635\u0644 \u0645\u0639 \u062d\u062c\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0648\u0627\u0644\u0623\u062e\u062f\u0648\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u062c\u0647\u064a\u0632 \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u0634\u064a\u0629 \u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0627\u062f\u0629 \u0648\u0627\u0644\u0646\u0648\u0639\u064a\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u062a\u064a\u0646<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0623\u0633\u0637\u062d \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0646\u0638\u064a\u0641\u0629 \u0648\u063a\u064a\u0631 \u062a\u0627\u0644\u0641\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u0645 \u0648\u0636\u0639 \u0627\u0644\u062d\u0634\u064a\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u062b\u0628\u064a\u062a \u0623\u063a\u0644\u0641\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0641\u064a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0628\u0631\u0627\u063a\u064a \u0648\u0627\u0644\u0635\u0648\u0627\u0645\u064a\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0637\u0628\u0642\u0629.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u062a\u0628\u0639 \u062f\u0639\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0645\u062b\u0628\u062a\u0627\u062a\u0647\u0627 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0639\u062a\u0645\u062f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u0641\u062d\u0635 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0643\u062a\u0645\u0644 \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647 \u062d\u0633\u0628 \u0627\u0644\u062d\u0627\u062c\u0629<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0639\u0644\u0649 \u0641\u0646\u064a\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062d\u062f\u062b \u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0634\u0631\u0643\u0629 LIFECO \u0648\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629. \u0644\u0627 \u064a\u062c\u0648\u0632 \u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u0641\u0629 \u0623\u0648 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"When_should_a_rigid_coupling_be_considered\"><\/span><b>\u0645\u062a\u0649 \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629 \u0639\u0646\u062f\u0645\u0627:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0646\u0638\u0627\u0645 \u062a\u062d\u062f\u064a\u062f \u0645\u0648\u0636\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0634\u0643\u0644 \u062b\u0627\u0628\u062a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u064f\u0642\u0635\u062f \u062a\u062d\u0631\u064a\u0643 \u0627\u0644\u0645\u0641\u0627\u0635\u0644<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0644\u0632\u0645 \u0645\u062d\u0627\u0630\u0627\u0629 \u0645\u0633\u062a\u0642\u0631\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u062a\u062e\u0637\u064a\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0643\u0646\u0638\u0627\u0645 \u0635\u0644\u0628<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062f\u0639\u0627\u0645\u0627\u062a \u0648\u0627\u0644\u0645\u062b\u0628\u062a\u0627\u062a \u0648\u0627\u0644\u0642\u064a\u0648\u062f \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0644\u0628\u064a \u0627\u0644\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u0623\u062e\u0630 \u0627\u0644\u0642\u0631\u0627\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0648\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629 \u0644\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"When_should_a_flexible_coupling_be_considered\"><\/span><b>\u0645\u062a\u0649 \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629 \u0639\u0646\u062f\u0645\u0627:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0644\u0632\u0645 \u0642\u062f\u0631 \u0645\u062d\u062f\u062f \u0645\u0646 \u0627\u0644\u062d\u0631\u0643\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0645\u0631\u0627\u0639\u0627\u0629 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0632\u0627\u0648\u064a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u0631\u0627\u0639\u064a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0645\u0633\u0623\u0644\u0629 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u0627\u062a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0646 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u062d\u062f\u0648\u062b \u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0637\u0641\u064a\u0641\u0629 \u0641\u064a \u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0631\u0628\u0637 \u0627\u0644\u0645\u0641\u0635\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u064a\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u0633\u0645\u062d \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062f\u0639\u0645 \u0648\u0627\u0644\u062a\u0642\u064a\u064a\u062f \u0627\u0644\u0634\u0627\u0645\u0644 \u0628\u0627\u0644\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062d\u0631\u0643\u0629 \u0648\u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629 \u0644\u0644\u0646\u0645\u0648\u0630\u062c \u0645\u0639 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u064a\u062c\u0628 \u0623\u0646 \u062a\u0628\u0642\u0649 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629 \u0636\u0645\u0646 \u062d\u062f\u0648\u062f \u062d\u0631\u0643\u062a\u0647\u0627 \u0648\u0627\u0646\u062d\u0631\u0627\u0641\u0647\u0627 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0637\u0648\u0627\u0644 \u0641\u062a\u0631\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Grooved_coupling_selection_checklist\"><\/span><b>\u0642\u0627\u0626\u0645\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0642\u0628\u0644 \u062a\u062d\u062f\u064a\u062f \u0623\u0648 \u0637\u0644\u0628 \u0648\u0635\u0644\u0629 \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f\u060c \u062a\u0623\u0643\u062f \u0645\u0645\u0627 \u064a\u0644\u064a:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u064a\u0644\u0632\u0645 \u0645\u0641\u0635\u0644 \u0635\u0644\u0628 \u0623\u0645 \u0645\u0631\u0646\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0645\u0642\u0635\u0648\u062f\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u0648 \u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0627\u0633\u0645\u064a \u0644\u0644\u0623\u0646\u0628\u0648\u0628\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u0623\u0646\u0628\u0648\u0628\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u064a \u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0648\u0633\u0645\u0643 \u062c\u062f\u0627\u0631\u0647\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u0648 \u0634\u0643\u0644 \u0648\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u0645\u0646 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u062d\u062f\u0648\u062b \u062d\u0631\u0643\u0629 \u0623\u0648 \u0627\u0646\u062d\u0631\u0627\u0641 \u0632\u0627\u0648\u064a\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u064a\u0648\u062c\u062f \u0627\u0647\u062a\u0632\u0627\u0632 \u0641\u064a \u0627\u0644\u0645\u0639\u062f\u0627\u062a\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u064a \u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u062e\u062f\u0645\u0629\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0627 \u0647\u064a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0637\u0644\u0627\u0621 \u0623\u0648 \u062a\u0634\u0637\u064a\u0628 \u0645\u0639\u064a\u0646\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u0634\u0647\u0627\u062f\u0629 UL \u0645\u0637\u0644\u0648\u0628\u0629\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u064a\u0644\u0632\u0645 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0645\u0648\u0627\u0641\u0642\u0629 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u0627\u0641\u0642\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u062a\u0634\u0645\u0644 \u0627\u0644\u0634\u0647\u0627\u062f\u0629 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u062f\u062f\u064a\u0646\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u062f\u0639\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0645\u062b\u0628\u062a\u0627\u062a \u0648\u0627\u0644\u0642\u064a\u0648\u062f \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d\u061f<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0647\u0644 \u062a\u062a\u0648\u0641\u0631 \u0623\u062d\u062f\u062b \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u061f<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Selecting_the_right_LIFECO_grooved_coupling\"><\/span><b>\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0635\u0644\u0629 LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u062a\u0624\u062f\u064a \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u062e\u062f\u062f\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629 \u0648\u0638\u0627\u0626\u0641 \u0645\u062e\u062a\u0644\u0641\u0629 \u0636\u0645\u0646 \u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0628\u0642\u0649 \u0646\u0647\u0627\u064a\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0641\u064a \u0648\u0636\u0639 \u0645\u062d\u062f\u062f. \u0623\u0645\u0627 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u0631\u0646\u0629 \u0641\u062a\u0633\u0645\u062d \u0628\u0642\u062f\u0631 \u0645\u062d\u062f\u062f \u0645\u0646 \u0627\u0644\u062d\u0631\u0643\u0629 \u0623\u0648 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0636\u0645\u0646 \u062d\u062f\u0648\u062f \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0645\u0639\u0644\u0646\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0639\u0644\u0649 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u060c \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629\u060c \u0648\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u062d\u0634\u064a\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0641\u0631\u0642 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u062f\u0627\u0626\u0645\u064b\u0627 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u0637\u0631\u0627\u0632 \u0648\u062d\u062c\u0645 LIFECO \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u062d\u0627\u0635\u0644 \u0639\u0644\u0649 \u0642\u0627\u0626\u0645\u0629 UL \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0623\u0648 \u0645\u0648\u0627\u0641\u0642\u0629 FM \u0648\u0623\u0646\u0647\u0627 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0642\u0635\u0648\u062f\u0629.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Frequently_asked_questions\"><\/span><b>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_main_difference_between_rigid_and_flexible_grooved_couplings\"><\/span><b>\u0645\u0627 \u0647\u0648 \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0628\u064a\u0646 \u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0635\u064f\u0645\u0645\u062a \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0635\u0644\u0628\u0629 \u0644\u062a\u0642\u064a\u064a\u062f \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0648\u0635\u0644\u0629 \u062b\u0627\u0628\u062a\u0629. \u0623\u0645\u0627 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u0631\u0646\u0629 \u0641\u062a\u0633\u0645\u062d \u0628\u0642\u062f\u0631 \u0645\u062d\u062f\u0648\u062f \u0645\u0646 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0623\u0648 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0632\u0627\u0648\u064a\u060c \u0648\u0630\u0644\u0643 \u062d\u0633\u0628 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u064a\u0646.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_a_flexible_coupling_be_used_instead_of_a_rigid_coupling\"><\/span><b>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0645\u0631\u0646\u0629 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0648\u0635\u0644\u0629 \u0635\u0644\u0628\u0629\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0644\u064a\u0633 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627. \u062a\u0648\u0641\u0631 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629 \u0633\u0644\u0648\u0643\u064b\u0627 \u0645\u062e\u062a\u0644\u0641\u064b\u0627 \u0644\u0644\u0648\u0635\u0644\u0627\u062a. \u064a\u062c\u0628 \u0645\u0631\u0627\u062c\u0639\u0629 \u0623\u064a \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0641\u064a \u0636\u0648\u0621 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629\u060c \u0648\u0627\u0644\u062f\u0639\u0627\u0645\u0627\u062a\u060c \u0648\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_rigid_and_flexible_couplings_be_used_in_the_same_piping_system\"><\/span><b>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0644\u0628\u0629 \u0648\u0627\u0644\u0645\u0631\u0646\u0629 \u0641\u064a \u0646\u0641\u0633 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0636\u0645\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0643\u0643\u0644 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0643\u0644 \u0648\u0635\u0644\u0629 \u0648\u062a\u062d\u062f\u064a\u062f \u0645\u0648\u0636\u0639\u0647\u0627 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0648\u0641\u0642\u064b\u0627 \u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0647\u0646\u062f\u0633\u064a. \u064a\u062c\u0628 \u062a\u0642\u064a\u064a\u0645 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u0646\u0629\u060c \u0648\u0627\u0644\u0645\u062b\u0628\u062a\u0627\u062a\u060c \u0648\u0627\u0644\u062f\u0639\u0627\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0628\u0647\u0627 \u0628\u0634\u0643\u0644 \u062c\u0645\u0627\u0639\u064a.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_maximum_working_pressure_of_LIFECO_grooved_couplings\"><\/span><b>\u0645\u0627 \u0647\u0648 \u0623\u0642\u0635\u0649 \u0636\u063a\u0637 \u062a\u0634\u063a\u064a\u0644 \u0644\u0648\u0635\u0644\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u062a\u062a\u0648\u0641\u0631 \u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0628\u0636\u063a\u0648\u0637 \u062a\u0634\u063a\u064a\u0644 \u062a\u0635\u0644 \u0625\u0644\u0649 <\/span><b>500 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629<\/b><span style=\"font-weight: 400;\">. \u064a\u062e\u062a\u0644\u0641 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0641\u0639\u0644\u064a \u0648\u0641\u0642\u064b\u0627 \u0644\u0637\u0631\u0627\u0632 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u062d\u062c\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0648\u062a\u0643\u0648\u064a\u0646\u0647.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Are_all_LIFECO_grooved_couplings_UL_Listed_and_FM_Approved\"><\/span><b>\u0647\u0644 \u062c\u0645\u064a\u0639 \u0648\u0635\u0644\u0627\u062a LIFECO \u0630\u0627\u062a \u0627\u0644\u0623\u062e\u0627\u062f\u064a\u062f \u0645\u062f\u0631\u062c\u0629 \u0641\u064a \u0642\u0627\u0626\u0645\u0629 UL \u0648\u0645\u0639\u062a\u0645\u062f\u0629 \u0645\u0646 FM\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0644\u0627 \u064a\u0646\u0637\u0628\u0642 \u062a\u0635\u0646\u064a\u0641 UL \u0648\u0645\u0648\u0627\u0641\u0642\u0629 FM \u0639\u0644\u0649 \u0637\u0631\u0627\u0632\u0627\u062a \u0648\u0623\u062d\u062c\u0627\u0645 \u0648\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0645\u062d\u062f\u062f\u0629. \u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u063a\u0637\u064a\u0629 \u0627\u0644\u0634\u0647\u0627\u062f\u0629 \u0644\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0645\u062d\u062f\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u0644\u0645\u0634\u0631\u0648\u0639.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Which_gasket_material_should_be_selected\"><\/span><b>\u0645\u0627 \u0647\u064a \u0645\u0627\u062f\u0629 \u0627\u0644\u062d\u0634\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627\u061f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0634\u064a\u0629 \u0639\u0644\u0649 \u0646\u0648\u0639 \u0627\u0644\u0633\u0627\u0626\u0644 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644. \u064a\u064f\u0639\u062f\u0651 \u0645\u0637\u0627\u0637 \u0627\u0644\u0625\u064a\u062b\u064a\u0644\u064a\u0646 \u0628\u0631\u0648\u0628\u064a\u0644\u064a\u0646 \u062f\u064a\u064a\u0646 \u0645\u0648\u0646\u0648\u0645\u0631 (EPDM) \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0636\u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646\u062a\u062c\u0627\u062a LIFECO\u060c \u0645\u0639 \u062a\u0648\u0641\u0631 \u0645\u0648\u0627\u062f \u0623\u062e\u0631\u0649 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629. \u064a\u064f\u0646\u0635\u062d \u0628\u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0623\u062d\u062f\u062b \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629 \u0642\u0628\u0644 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Get_technical_support_for_your_project\"><\/span><b>\u0627\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0641\u0646\u064a \u0644\u0645\u0634\u0631\u0648\u0639\u0643<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0647\u0644 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u062a\u062d\u062f\u064a\u062f \u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u062e\u062f\u0648\u062f \u0627\u0644\u0635\u0644\u0628\u0629 \u0623\u0648 \u0627\u0644\u0645\u0631\u0646\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0646\u0638\u0627\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643\u061f<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><a href=\"https:\/\/www.lifeco-uk.com\/ar\/contact-us\/\">\u0627\u062a\u0635\u0644 \u0628\u0634\u0631\u0643\u0629 \u0644\u0627\u064a\u0641\u0643\u0648<\/a> \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0648\u0627\u0641\u0631 \u0627\u0644\u0637\u0631\u0627\u0632\u060c \u0648\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0634\u064a\u0629\u060c \u0648\u062a\u063a\u0637\u064a\u0629 \u0627\u0644\u0634\u0647\u0627\u062f\u0627\u062a\u060c \u0648\u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0641\u0646\u064a\u0629.<\/span><\/p>\n<p><a href=\"https:\/\/www.lifeco-uk.com\/ar\/products\/grooved-couplings-and-fittings\/\"><b>\u0639\u0631\u0636 \u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0630\u0627\u062a \u0623\u062e\u0627\u062f\u064a\u062f<\/b><\/a><\/p>\n<p><a href=\"https:\/\/www.lifeco-uk.com\/wp-content\/uploads\/2026\/07\/LIFECO-Grooved-Couplings-and-Fittings-Technical-Datasheet_compressed.pdf\"><b>\u0642\u0645 \u0628\u062a\u0646\u0632\u064a\u0644 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629<\/b><b><br \/>\n<\/b><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Every connection within a fire protection piping network must contribute to the stability, integrity and dependable operation of the overall system. Grooved couplings provide an efficient mechanical method of joining steel pipes, but not every grooved coupling performs the same function. Two of the principal configurations are rigid grooved couplings and flexible grooved couplings. Although [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":19193,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[18],"tags":[],"class_list":["post-19185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/posts\/19185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/comments?post=19185"}],"version-history":[{"count":0,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/posts\/19185\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/media\/19193"}],"wp:attachment":[{"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/media?parent=19185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/categories?post=19185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifeco-uk.com\/ar\/wp-json\/wp\/v2\/tags?post=19185"}],"curies":[{"name":"\u0648\u0648\u0631\u062f\u0628\u0631\u064a\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}