{"id":14678,"date":"2026-01-13T09:00:00","date_gmt":"2026-01-13T01:00:00","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=14678"},"modified":"2026-02-04T09:34:21","modified_gmt":"2026-02-04T01:34:21","slug":"gear-vs-lever-operated-torque-limit","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/","title":{"rendered":"\u0917\u093f\u092f\u0930 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0928\u093e\u092e \u0932\u0940\u0935\u0930 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935: \u092a\u0930\u093f\u091a\u093e\u0932\u0928 \u092c\u0932 \u0914\u0930 \u0921\u0940\u090f\u0928 \u0906\u0915\u093e\u0930 \u0938\u0940\u092e\u093e \u0915\u0940 \u0917\u0923\u0928\u093e"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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\">\u0935\u093f\u0937\u092f\u0938\u0942\u091a\u0940<\/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=\"\u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0924\u093e\u0932\u093f\u0915\u093e \u091f\u0949\u0917\u0932 \u0915\u0930\u0947\u0902\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u091f\u0949\u0917\u0932<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#The_physics_torque_becomes_hand_force\" >\u092d\u094c\u0924\u093f\u0915\u0940 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930: \u091f\u0949\u0930\u094d\u0915 \u0939\u093e\u0925 \u0915\u0947 \u092c\u0932 \u092e\u0947\u0902 \u092c\u0926\u0932 \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#The_core_relationship\" >\u092e\u0942\u0932 \u0938\u0902\u092c\u0902\u0927<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Why_gearboxes_change_the_outcome\" >\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092a\u0930\u093f\u0923\u093e\u092e \u0915\u094b \u0915\u094d\u092f\u094b\u0902 \u092c\u0926\u0932 \u0926\u0947\u0924\u0947 \u0939\u0948\u0902<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Proof_block_a_60-second_upgrade_test_field-friendly\" >\u092a\u094d\u0930\u0942\u092b \u092c\u094d\u0932\u0949\u0915: 60 \u0938\u0947\u0915\u0902\u0921 \u0915\u093e \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 (\u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u092e\u0947\u0902 \u0909\u092a\u092f\u094b\u0917 \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u0941\u0915\u094d\u0924)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Use_this_worksheet_before_you_%E2%80%9Cguess%E2%80%9D_DN_limits\" >\u0921\u0940\u090f\u0928\u090f \u0938\u0940\u092e\u093e \u0915\u093e \u0905\u0928\u0941\u092e\u093e\u0928 \u0932\u0917\u093e\u0928\u0947 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0907\u0938 \u0935\u0930\u094d\u0915\u0936\u0940\u091f \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0947\u0902\u0964<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Practical_trigger_points_you_can_defend_in_review\" >\u0938\u092e\u0940\u0915\u094d\u0937\u093e \u092e\u0947\u0902 \u0906\u092a \u091c\u093f\u0928 \u0935\u094d\u092f\u093e\u0935\u0939\u093e\u0930\u093f\u0915 \u091f\u094d\u0930\u093f\u0917\u0930 \u092a\u0949\u0907\u0902\u091f\u094d\u0938 \u0915\u093e \u092c\u091a\u093e\u0935 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#DN_size_limits_why_%E2%80%9Cdiameter%E2%80%9D_isnt_the_whole_story\" >\u0921\u0940\u090f\u0928\u090f \u0906\u0915\u093e\u0930 \u0915\u0940 \u0938\u0940\u092e\u093e\u090f\u0901: &quot;\u0935\u094d\u092f\u093e\u0938&quot; \u0939\u0940 \u092a\u0942\u0930\u0940 \u0915\u0939\u093e\u0928\u0940 \u0915\u094d\u092f\u094b\u0902 \u0928\u0939\u0940\u0902 \u0939\u0948<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#What_really_drives_manual_torque\" >\u092e\u0948\u0928\u0941\u0905\u0932 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0935\u093e\u0938\u094d\u0924\u0935 \u092e\u0947\u0902 \u0915\u094d\u092f\u093e \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948?<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#A_simple_decision_table_used_for_selection_notes\" >\u090f\u0915 \u0938\u0930\u0932 \u0928\u093f\u0930\u094d\u0923\u092f \u0938\u093e\u0930\u0923\u0940 (\u091a\u092f\u0928 \u0938\u0902\u092c\u0902\u0927\u0940 \u091f\u093f\u092a\u094d\u092a\u0923\u093f\u092f\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u092f\u0941\u0915\u094d\u0924)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#When_to_upgrade_from_lever_to_gearbox\" >\u0932\u0940\u0935\u0930 \u0938\u0947 \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u092c \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Upgrade_when_force_becomes_non-repeatable\" >\u091c\u092c \u092c\u0932 \u0905\u092a\u094d\u0930\u0924\u093f\u0932\u093f\u092a\u093f \u092f\u094b\u0917\u094d\u092f \u0939\u094b \u091c\u093e\u090f \u0924\u094b \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0947\u0902<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Dont_ignore_maintenance_access\" >\u0930\u0916\u0930\u0916\u093e\u0935 \u092a\u0939\u0941\u0902\u091a \u0915\u094b \u0905\u0928\u0926\u0947\u0916\u093e \u0928 \u0915\u0930\u0947\u0902<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Conclusion\" >\u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#3_Key_Takeaways\" >3 \u092e\u0941\u0916\u094d\u092f \u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#FAQs_People_Also_Ask_style\" >\u0905\u0915\u094d\u0938\u0930 \u092a\u0942\u091b\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092a\u094d\u0930\u0936\u094d\u0928 (\u0932\u094b\u0917 \u092f\u0947 \u092d\u0940 \u092a\u0942\u091b\u0924\u0947 \u0939\u0948\u0902)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#How_do_I_calculate_the_force_needed_to_operate_a_manual_ball_valve\" >\u092e\u0948\u0902 \u092e\u0948\u0928\u0941\u0905\u0932 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0948\u0938\u0947 \u0915\u0930\u0942\u0901?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#At_what_DN_should_I_switch_to_a_gearbox\" >\u092e\u0941\u091d\u0947 \u0915\u093f\u0938 DN \u092a\u0930 \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0938\u094d\u0935\u093f\u091a \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Why_does_a_valve_get_harder_to_turn_after_downtime\" >\u0915\u0941\u091b \u0938\u092e\u092f \u0924\u0915 \u092c\u0902\u0926 \u0930\u0939\u0928\u0947 \u0915\u0947 \u092c\u093e\u0926 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0918\u0941\u092e\u093e\u0928\u093e \u0915\u0920\u093f\u0928 \u0915\u094d\u092f\u094b\u0902 \u0939\u094b \u091c\u093e\u0924\u093e \u0939\u0948?<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#Does_a_gearbox_reduce_torque_or_just_reduce_operator_force\" >\u0915\u094d\u092f\u093e \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948 \u092f\u093e \u0915\u0947\u0935\u0932 \u0911\u092a\u0930\u0947\u091f\u0930 \u0926\u094d\u0935\u093e\u0930\u093e \u0932\u0917\u093e\u090f \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092c\u0932 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948?<\/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.xintaivalves.com\/hi\/blog\/comparison-and-selection-guide\/gear-vs-lever-operated-torque-limit\/#What_should_I_document_in_procurement_when_upgrading_to_a_gearbox\" >\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0924\u0947 \u0938\u092e\u092f \u092e\u0941\u091d\u0947 \u0916\u0930\u0940\u0926 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092e\u0947\u0902 \u0915\u093f\u0928-\u0915\u093f\u0928 \u091a\u0940\u091c\u094b\u0902 \u0915\u094b \u0926\u0930\u094d\u091c \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">\u0905\u0927\u093f\u0915\u093e\u0902\u0936 &quot;\u0915\u094d\u092f\u093e \u0939\u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?&quot; \u0938\u0902\u092c\u0902\u0927\u0940 \u0928\u093f\u0930\u094d\u0923\u092f \u090f\u0915 \u0935\u094d\u092f\u093e\u0935\u0939\u093e\u0930\u093f\u0915 \u092a\u094d\u0930\u0936\u094d\u0928 \u092a\u0930 \u0906\u0927\u093e\u0930\u093f\u0924 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902: \u0915\u094d\u092f\u093e \u0915\u094b\u0908 \u0924\u0915\u0928\u0940\u0936\u093f\u092f\u0928 \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0935\u093f\u092d\u0947\u0926\u0915 \u0926\u092c\u093e\u0935 \u092e\u0947\u0902, \u0926\u0938\u094d\u0924\u093e\u0928\u0947 \u092a\u0939\u0928\u0915\u0930, \u0924\u0902\u0917 \u092a\u093e\u0907\u092a \u0930\u0948\u0915 \u092e\u0947\u0902, \u092c\u093f\u0928\u093e \u0905\u0927\u093f\u0915 \u092c\u0932 \u0932\u0917\u093e\u090f \u092f\u093e \u0915\u093f\u0938\u0940 \u091c\u0941\u0917\u093e\u0921\u093c \u0938\u0947 \u0915\u093e\u092e \u091a\u0932\u093e\u090f, \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0939\u0930 \u092c\u093e\u0930 \u0938\u0941\u091a\u093e\u0930\u0942 \u0930\u0942\u092a \u0938\u0947 \u0914\u0930 \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f \u0924\u0930\u0940\u0915\u0947 \u0938\u0947 \u0918\u0941\u092e\u093e \u0938\u0915\u0924\u093e \u0939\u0948? \u092f\u0939\u0940\u0902 \u092a\u0930 \u0917\u093f\u092f\u0930 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915\u0924\u093e \u0928\u0939\u0940\u0902 \u0930\u0939 \u091c\u093e\u0924\u093e, \u092c\u0932\u094d\u0915\u093f \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f\u0924\u093e \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u0923 \u092c\u0928 \u091c\u093e\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0905\u0917\u0930 \u0906\u092a \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0915\u0947 \u0915\u093e\u092e \u0915\u0930\u0928\u0947 \u0915\u0947 \u0924\u0930\u0940\u0915\u0947 \u0914\u0930 \u0907\u0938\u0915\u0947 \u0907\u0938\u094d\u0924\u0947\u092e\u093e\u0932 \u0915\u0947 \u0915\u093e\u0930\u0923\u094b\u0902 \u0915\u094b \u091c\u0932\u094d\u0926\u0940 \u0938\u0947 \u0938\u092e\u091d\u0928\u093e \u091a\u093e\u0939\u0924\u0947 \u0939\u0948\u0902, \u0924\u094b \u092f\u0939 \u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e\u0924\u094d\u092e\u0915 \u0932\u0947\u0916 \u090f\u0915 \u0905\u091a\u094d\u091b\u093e \u0906\u0927\u093e\u0930 \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948: <a href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/how-gear-operated-valves-work\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0917\u093f\u092f\u0930-\u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u0935\u093e\u0932\u094d\u0935 \u0915\u0948\u0938\u0947 \u0915\u093e\u092e \u0915\u0930\u0924\u0947 \u0939\u0948\u0902<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_physics_torque_becomes_hand_force\"><\/span><strong>\u092d\u094c\u0924\u093f\u0915\u0940 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930: \u091f\u0949\u0930\u094d\u0915 \u0939\u093e\u0925 \u0915\u0947 \u092c\u0932 \u092e\u0947\u0902 \u092c\u0926\u0932 \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_core_relationship\"><\/span><strong>\u092e\u0942\u0932 \u0938\u0902\u092c\u0902\u0927<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0936\u093e\u0930\u0940\u0930\u093f\u0915 \u092c\u0932 \u0915\u094b\u0908 \u0930\u0939\u0938\u094d\u092f \u0928\u0939\u0940\u0902 \u0939\u0948; \u092f\u0939 \u090f\u0915 \u0938\u0930\u0932 \u0932\u0940\u0935\u0930 \u0938\u0902\u092c\u0902\u0927 \u0939\u0948:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0939\u093e\u0925 \u0938\u0947 \u0932\u0917\u093e\u092f\u093e \u0917\u092f\u093e \u092c\u0932 (N) = \u0906\u0935\u0936\u094d\u092f\u0915 \u091f\u0949\u0930\u094d\u0915 (N\u00b7m) \u00f7 \u092a\u094d\u0930\u092d\u093e\u0935\u0940 \u0939\u0948\u0902\u0921\u0932 \u0915\u0940 \u0932\u0902\u092c\u093e\u0908 (m)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0907\u0938\u0932\u093f\u090f \u092f\u0926\u093f \u0906\u0935\u0936\u094d\u092f\u0915 \u091f\u0949\u0930\u094d\u0915 \u0939\u0948 <strong>300 \u090f\u0928\u00b7\u090f\u092e<\/strong> \u0914\u0930 \u0939\u0948\u0902\u0921\u0932 \u0939\u0948 <strong>0.4 \u092e\u0940\u091f\u0930<\/strong>, \u0911\u092a\u0930\u0947\u091f\u0930 \u092c\u0932 \u0939\u0948:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>300 \u00f7 0.4 = 750 \u090f\u0928<\/strong> (\u0915\u0947 \u092c\u093e\u0930\u0947 \u092e\u0947\u0902 <strong>75 \u0915\u093f\u0932\u094b\u0917\u094d\u0930\u093e\u092e<\/strong> \u0927\u0915\u094d\u0915\u093e \u0926\u0947\u0928\u0947 \u0915\u093e)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0914\u0930 \u092f\u0939 \u0938\u092c \u0924\u092c \u0939\u0948 \u091c\u092c \u0906\u092a \u0907\u0938\u092e\u0947\u0902 \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0926\u0941\u0928\u093f\u092f\u093e \u0915\u0947 \u0915\u093e\u0930\u0915\u094b\u0902 \u091c\u0948\u0938\u0947 \u0915\u093f \u0905\u0938\u0941\u0935\u093f\u0927\u093e\u091c\u0928\u0915 \u0936\u093e\u0930\u0940\u0930\u093f\u0915 \u0938\u094d\u0925\u093f\u0924\u093f, \u0938\u0940\u092e\u093f\u0924 \u091c\u0917\u0939, \u0920\u0902\u0921\u0947 \u092e\u094c\u0938\u092e \u092e\u0947\u0902 \u092a\u0939\u0928\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u0935\u094d\u092f\u0915\u094d\u0924\u093f\u0917\u0924 \u0909\u092a\u0915\u0930\u0923 \u092f\u093e \u092b\u093f\u0938\u0932\u0928 \u092d\u0930\u0940 \u092a\u0915\u0921\u093c \u0915\u094b \u0936\u093e\u092e\u093f\u0932 \u0928\u0939\u0940\u0902 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_gearboxes_change_the_outcome\"><\/span><strong>\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092a\u0930\u093f\u0923\u093e\u092e \u0915\u094b \u0915\u094d\u092f\u094b\u0902 \u092c\u0926\u0932 \u0926\u0947\u0924\u0947 \u0939\u0948\u0902<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0918\u0941\u092e\u093e\u0935\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u092c\u0932 \u0915\u093e \u0906\u0926\u093e\u0928-\u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0915\u0947 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u093e\u0925 \u0915\u0947 \u092c\u0932 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948\u0964 \u090f\u0915 \u0938\u0930\u0932\u0940\u0915\u0943\u0924 \u092e\u0949\u0921\u0932 \u0907\u0938 \u092a\u094d\u0930\u0915\u093e\u0930 \u0926\u093f\u0916\u0924\u093e \u0939\u0948:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0939\u093e\u0925 \u0938\u0947 \u0932\u0917\u093e\u092f\u093e \u0917\u092f\u093e \u092c\u0932 \u2248 \u091f\u0949\u0930\u094d\u0915 \u00f7 (\u0939\u0948\u0902\u0921\u0932 \u0915\u0940 \u0932\u0902\u092c\u093e\u0908 \u00d7 \u0917\u093f\u092f\u0930 \u0905\u0928\u0941\u092a\u093e\u0924 \u00d7 \u0926\u0915\u094d\u0937\u0924\u093e)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0915\u093e\u0930\u094d\u092f\u0915\u0941\u0936\u0932\u0924\u093e \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0939\u0948 \u0915\u094d\u092f\u094b\u0902\u0915\u093f \u0935\u0930\u094d\u092e \u0917\u093f\u092f\u0930, \u0938\u0940\u0932 \u0914\u0930 \u0906\u0902\u0924\u0930\u093f\u0915 \u0918\u0930\u094d\u0937\u0923 &quot;\u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915&quot; \u092f\u093e\u0902\u0924\u094d\u0930\u093f\u0915 \u0932\u093e\u092d \u0915\u094b \u0915\u092e \u0915\u0930 \u0926\u0947\u0924\u0947 \u0939\u0948\u0902\u0964 \u0907\u0938\u0940\u0932\u093f\u090f \u0930\u0942\u0922\u093c\u093f\u0935\u093e\u0926\u0940 \u0927\u093e\u0930\u0923\u093e\u090f\u0901 \u092c\u093e\u0926 \u092e\u0947\u0902 \u0936\u093f\u0915\u093e\u092f\u0924\u094b\u0902 \u0915\u094b \u0930\u094b\u0915\u0928\u0947 \u092e\u0947\u0902 \u0938\u0939\u093e\u092f\u0915 \u0939\u094b\u0924\u0940 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Proof_block_a_60-second_upgrade_test_field-friendly\"><\/span><strong>\u092a\u094d\u0930\u0942\u092b \u092c\u094d\u0932\u0949\u0915: 60 \u0938\u0947\u0915\u0902\u0921 \u0915\u093e \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 (\u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u092e\u0947\u0902 \u0909\u092a\u092f\u094b\u0917 \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u0941\u0915\u094d\u0924)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Use_this_worksheet_before_you_%E2%80%9Cguess%E2%80%9D_DN_limits\"><\/span><strong>\u0921\u0940\u090f\u0928\u090f \u0938\u0940\u092e\u093e \u0915\u093e \u0905\u0928\u0941\u092e\u093e\u0928 \u0932\u0917\u093e\u0928\u0947 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0907\u0938 \u0935\u0930\u094d\u0915\u0936\u0940\u091f \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0947\u0902\u0964<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u092a\u093e\u0928\u093e <strong>\u092a\u0940\u0915 \u0935\u093e\u0932\u094d\u0935 \u091f\u0949\u0930\u094d\u0915<\/strong> \u0921\u0947\u091f\u093e\u0936\u0940\u091f \u0938\u0947 (\u0938\u092c\u0938\u0947 \u0916\u0930\u093e\u092c \u0938\u094d\u0925\u093f\u0924\u093f \u092e\u0947\u0902 \u0394P \u0914\u0930 \u0924\u093e\u092a\u092e\u093e\u0928)\u0964.<\/li>\n\n\n\n<li>\u0928\u093e\u092a <strong>\u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0909\u092a\u092f\u094b\u0917 \u092f\u094b\u0917\u094d\u092f \u0939\u0948\u0902\u0921\u0932 \u0915\u0940 \u0932\u0902\u092c\u093e\u0908<\/strong> (\u0915\u094d\u0932\u093f\u092f\u0930\u0947\u0902\u0938 \u0915\u0947 \u0915\u093e\u0930\u0923 \u0905\u0915\u094d\u0938\u0930 \u0915\u0948\u091f\u0932\u0949\u0917 \u091b\u0935\u093f\u092f\u094b\u0902 \u0938\u0947 \u091b\u094b\u091f\u0940 \u0939\u094b\u0924\u0940 \u0939\u0948\u0902)\u0964.<\/li>\n\n\n\n<li>\u090a\u092a\u0930 \u0926\u093f\u090f \u0917\u090f \u0938\u0942\u0924\u094d\u0930 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u0939\u093e\u0925 \u0915\u0940 \u0924\u093e\u0915\u0924 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0930\u0947\u0902\u0964.<\/li>\n\n\n\n<li>\u092f\u0926\u093f \u092f\u0939 \u0938\u0902\u0916\u094d\u092f\u093e \u0906\u092a\u0915\u0940 \u0938\u093e\u0907\u091f \u0926\u094d\u0935\u093e\u0930\u093e \u0938\u094d\u0935\u0940\u0915\u093e\u0930\u094d\u092f \u0938\u0940\u092e\u093e \u0938\u0947 \u0905\u0927\u093f\u0915 \u0939\u0948, \u0924\u094b \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0947\u0902\u0964.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Practical_trigger_points_you_can_defend_in_review\"><\/span><strong>\u0938\u092e\u0940\u0915\u094d\u0937\u093e \u092e\u0947\u0902 \u0906\u092a \u091c\u093f\u0928 \u0935\u094d\u092f\u093e\u0935\u0939\u093e\u0930\u093f\u0915 \u091f\u094d\u0930\u093f\u0917\u0930 \u092a\u0949\u0907\u0902\u091f\u094d\u0938 \u0915\u093e \u092c\u091a\u093e\u0935 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0911\u092a\u0930\u0947\u091f\u0930\u094b\u0902 \u0915\u094b \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u091a\u0932\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0926\u094b \u0932\u094b\u0917\u094b\u0902 \u0915\u0940 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e \u0939\u094b\u0924\u0940 \u0939\u0948\u0964<\/li>\n\n\n\n<li>\u201c&quot;\u092a\u093e\u0907\u092a \u090f\u0915\u094d\u0938\u091f\u0947\u0902\u0936\u0928&quot; \u0935\u094d\u092f\u0935\u0939\u093e\u0930 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0939\u094b\u0924\u093e \u091c\u093e \u0930\u0939\u093e \u0939\u0948\u0964<\/li>\n\n\n\n<li>\u090f\u0915\u094d\u0938\u0947\u0938 \u0915\u0947 \u0915\u093e\u0930\u0923 \u0939\u0948\u0902\u0921\u0932 \u0915\u094b \u092a\u0942\u0930\u0940 \u0924\u0930\u0939 \u0938\u0947 \u0918\u0941\u092e\u093e\u0928\u093e \u0938\u0902\u092d\u0935 \u0928\u0939\u0940\u0902 \u0939\u094b \u092a\u093e\u0924\u093e (\u0917\u0924\u093f \u0930\u0941\u0915-\u0930\u0941\u0915 \u0915\u0930 \u0939\u094b\u0924\u0940 \u0939\u0948 \u0914\u0930 \u092c\u0932 \u0915\u0947 \u091d\u091f\u0915\u0947 \u0932\u0917\u0924\u0947 \u0939\u0948\u0902)\u0964<\/li>\n\n\n\n<li>\u0921\u093e\u0909\u0928\u091f\u093e\u0907\u092e (\u092a\u0948\u0915\u093f\u0902\u0917 \u0938\u0947\u091f, \u091c\u092e\u093e\u0935, \u0938\u0940\u091f \u0938\u0902\u092a\u0940\u0921\u093c\u0928) \u0915\u0947 \u092c\u093e\u0926 \u091f\u0949\u0930\u094d\u0915 \u092c\u0922\u093c \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u092f\u0947 \u0906\u0930\u093e\u092e \u0938\u0947 \u091c\u0941\u0921\u093c\u0940 \u0938\u092e\u0938\u094d\u092f\u093e\u090f\u0902 \u0928\u0939\u0940\u0902 \u0939\u0948\u0902; \u092f\u0947 \u0926\u094b\u0939\u0930\u093e\u0935 \u0938\u0947 \u091c\u0941\u0921\u093c\u0940 \u0938\u092e\u0938\u094d\u092f\u093e\u090f\u0902 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"DN_size_limits_why_%E2%80%9Cdiameter%E2%80%9D_isnt_the_whole_story\"><\/span><strong>\u0921\u0940\u090f\u0928\u090f \u0906\u0915\u093e\u0930 \u0915\u0940 \u0938\u0940\u092e\u093e\u090f\u0901: &quot;\u0935\u094d\u092f\u093e\u0938&quot; \u0939\u0940 \u092a\u0942\u0930\u0940 \u0915\u0939\u093e\u0928\u0940 \u0915\u094d\u092f\u094b\u0902 \u0928\u0939\u0940\u0902 \u0939\u0948<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_really_drives_manual_torque\"><\/span><strong>\u092e\u0948\u0928\u0941\u0905\u0932 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0935\u093e\u0938\u094d\u0924\u0935 \u092e\u0947\u0902 \u0915\u094d\u092f\u093e \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DN \u0915\u093e \u0938\u0902\u092c\u0902\u0927 \u091f\u0949\u0930\u094d\u0915 \u0938\u0947 \u0939\u0948, \u0932\u0947\u0915\u093f\u0928 \u092f\u0939 \u0936\u093e\u092f\u0926 \u0939\u0940 \u0915\u092d\u0940 \u092a\u0942\u0930\u094d\u0923 \u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e \u0939\u094b\u0924\u0940 \u0939\u0948\u0964 \u092e\u0948\u0928\u094d\u092f\u0941\u0905\u0932 \u0938\u0902\u091a\u093e\u0932\u0928 \u0915\u094d\u0937\u092e\u0924\u093e \u0906\u092e\u0924\u094c\u0930 \u092a\u0930 \u0928\u093f\u092e\u094d\u0928 \u0915\u093e\u0930\u0915\u094b\u0902 \u0926\u094d\u0935\u093e\u0930\u093e \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u0939\u094b\u0924\u0940 \u0939\u0948:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0917\u0947\u0902\u0926 \u0915\u0947 \u0906\u0930-\u092a\u093e\u0930 \u0935\u093f\u092d\u0947\u0926\u0915 \u0926\u093e\u092c (\u0394P)<\/li>\n\n\n\n<li>\u0938\u0940\u091f \u0921\u093f\u091c\u093e\u0907\u0928 \u0914\u0930 \u0938\u0940\u091f \u092a\u094d\u0930\u0940\u0932\u094b\u0921<\/li>\n\n\n\n<li>\u092a\u0948\u0915\u093f\u0902\u0917 \u0918\u0930\u094d\u0937\u0923 \u0914\u0930 \u0938\u094d\u091f\u0947\u092e \u092b\u093f\u0928\u093f\u0936<\/li>\n\n\n\n<li>\u092e\u093e\u0927\u094d\u092f\u092e \u0935\u094d\u092f\u0935\u0939\u093e\u0930 (\u091a\u093f\u092a\u091a\u093f\u092a\u0947 \u0924\u0930\u0932 \u092a\u0926\u093e\u0930\u094d\u0925 \u0914\u0930 \u0920\u094b\u0938 \u092a\u0926\u093e\u0930\u094d\u0925 \u0938\u092e\u092f \u0915\u0947 \u0938\u093e\u0925 \u091f\u0949\u0930\u094d\u0915 \u092c\u0922\u093c\u093e\u0924\u0947 \u0939\u0948\u0902)<\/li>\n\n\n\n<li>\u092a\u094b\u0930\u094d\u091f \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u093f (\u090f <a href=\"https:\/\/www.xintaivalves.com\/hi\/blog\/gate-valve\/standard-vs-full-bore-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u092a\u0942\u0930\u094d\u0923 \u092c\u094b\u0930 \u0935\u093e\u0932\u094d\u0935<\/a> \u092a\u094d\u0930\u0935\u093e\u0939 \u0915\u0947 \u0932\u093f\u090f \u0907\u0938\u0915\u093e \u091a\u092f\u0928 \u0915\u093f\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948, \u0932\u0947\u0915\u093f\u0928 \u0938\u0940\u091f\/\u092a\u0948\u0915\u093f\u0902\u0917 \u0905\u092d\u0940 \u092d\u0940 \u0911\u092a\u0930\u0947\u091f\u093f\u0902\u0917 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u093f\u0924 \u0915\u0930\u0924\u0940 \u0939\u0948\u0964<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0907\u0938\u0940\u0932\u093f\u090f \u090f\u0915 \u0939\u0940 DN \u0935\u093e\u0932\u0947 \u0926\u094b \u0935\u093e\u0932\u094d\u0935 \u090f\u0915 \u0939\u0940 \u091c\u0917\u0939 \u092a\u0930 \u092a\u0942\u0930\u0940 \u0924\u0930\u0939 \u0938\u0947 \u0905\u0932\u0917 \u092e\u0939\u0938\u0942\u0938 \u0939\u094b \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"A_simple_decision_table_used_for_selection_notes\"><\/span><strong>\u090f\u0915 \u0938\u0930\u0932 \u0928\u093f\u0930\u094d\u0923\u092f \u0938\u093e\u0930\u0923\u0940 (\u091a\u092f\u0928 \u0938\u0902\u092c\u0902\u0927\u0940 \u091f\u093f\u092a\u094d\u092a\u0923\u093f\u092f\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u092f\u0941\u0915\u094d\u0924)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0938\u094d\u0925\u093f\u0924\u093f<\/strong><\/td><td><strong>\u092e\u0948\u0928\u0941\u0905\u0932 \u0932\u0940\u0935\u0930 \u091c\u094b\u0916\u093f\u092e<\/strong><\/td><td><strong>\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0932\u093e\u092d<\/strong><\/td><\/tr><tr><td>\u092a\u0930\u093f\u091a\u093e\u0932\u0928 \u0915\u0947 \u0926\u094c\u0930\u093e\u0928 \u0909\u091a\u094d\u091a \u0394P<\/td><td>\u092c\u094d\u0930\u0947\u0915\u0905\u0935\u0947 \u0938\u094d\u092a\u093e\u0907\u0915\u094d\u0938<\/td><td>\u0905\u0927\u093f\u0915 \u0938\u0941\u0938\u0902\u0917\u0924 \u092c\u094d\u0930\u0947\u0915-\u091f\u0942-\u0913\u092a\u0928<\/td><\/tr><tr><td>\u0939\u0948\u0902\u0921\u0932 \u0938\u094d\u0935\u093f\u0902\u0917 \u0915\u094d\u0932\u0940\u092f\u0930\u0947\u0902\u0938 \u0938\u0940\u092e\u093f\u0924 \u0939\u0948<\/td><td>\u091d\u091f\u0915\u0947\u0926\u093e\u0930 \u0917\u0924\u093f, \u0909\u091a\u094d\u091a\u0924\u0930 \u091a\u0930\u092e \u092c\u0932<\/td><td>\u0915\u0908 \u0918\u0941\u092e\u093e\u0935\u094b\u0902 \u0915\u0947 \u0938\u093e\u0925 \u0915\u0949\u092e\u094d\u092a\u0948\u0915\u094d\u091f \u0907\u0928\u092a\u0941\u091f<\/td><\/tr><tr><td>\u0909\u091a\u094d\u091a \u091a\u0915\u094d\u0930 \u0906\u0935\u0943\u0924\u094d\u0924\u093f<\/td><td>\u0918\u093f\u0938\u093e\u0935\u091f + \u0911\u092a\u0930\u0947\u091f\u0930 \u0915\u0940 \u0925\u0915\u093e\u0928<\/td><td>\u092c\u093e\u0930-\u092c\u093e\u0930 \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0928\u0947 \u092f\u094b\u0917\u094d\u092f, \u0915\u092e \u0926\u0941\u0930\u0941\u092a\u092f\u094b\u0917<\/td><\/tr><tr><td>\u0917\u0902\u0926\u0947\/\u091a\u093f\u092a\u091a\u093f\u092a\u0947 \u092e\u093e\u0927\u094d\u092f\u092e<\/td><td>\u0938\u092e\u092f \u0915\u0947 \u0938\u093e\u0925 \u091f\u0949\u0930\u094d\u0915 \u092e\u0947\u0902 \u092c\u0926\u0932\u093e\u0935<\/td><td>\u0918\u0930\u094d\u0937\u0923 \u0935\u0943\u0926\u094d\u0927\u093f \u0915\u0947 \u0932\u093f\u090f \u0905\u0927\u093f\u0915 \u0917\u0941\u0902\u091c\u093e\u0907\u0936<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u092f\u0926\u093f \u0906\u092a \u0905\u092d\u0940 \u092d\u0940 \u0935\u093e\u0932\u094d\u0935 \u0915\u0947 \u092a\u094d\u0930\u0915\u093e\u0930 \u0914\u0930 \u0928\u093f\u0930\u094d\u092e\u093e\u0923 \u0915\u093e \u0905\u0927\u094d\u092f\u092f\u0928 \u0915\u0930 \u0930\u0939\u0947 \u0939\u0948\u0902, \u0924\u094b \u0909\u0924\u094d\u092a\u093e\u0926 \u092a\u0930\u093f\u0935\u093e\u0930 \u0938\u0947 \u0936\u0941\u0930\u0941\u0906\u0924 \u0915\u0930\u0947\u0902 \u0914\u0930 \u0935\u0930\u094d\u0917 \u0914\u0930 \u0905\u0902\u0924\u093f\u092e \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0907\u0938\u0947 \u0938\u0940\u092e\u093f\u0924 \u0915\u0930\u0947\u0902: <a href=\"https:\/\/www.xintaivalves.com\/hi\/product\/ball-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_to_upgrade_from_lever_to_gearbox\"><\/span><strong>\u0932\u0940\u0935\u0930 \u0938\u0947 \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u092c \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Upgrade_when_force_becomes_non-repeatable\"><\/span><strong>\u091c\u092c \u092c\u0932 \u0905\u092a\u094d\u0930\u0924\u093f\u0932\u093f\u092a\u093f \u092f\u094b\u0917\u094d\u092f \u0939\u094b \u091c\u093e\u090f \u0924\u094b \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0947\u0902<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u091c\u092c \u0911\u092a\u0930\u0947\u0936\u0928 \u0915\u094b \u0938\u0941\u0930\u0915\u094d\u0937\u093f\u0924 \u0914\u0930 \u0932\u0917\u093e\u0924\u093e\u0930 \u0926\u094b\u0939\u0930\u093e\u092f\u093e \u0928\u0939\u0940\u0902 \u091c\u093e \u0938\u0915\u0924\u093e, \u0924\u094b \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0928\u093e \u0909\u091a\u093f\u0924 \u0939\u0948\u0964 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0932\u0915\u094d\u0937\u0923:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0936\u0941\u0930\u0941\u0906\u0924\u0940 \u091a\u0930\u0923 \u092e\u0947\u0902 \u091f\u0949\u0930\u094d\u0915 \u0938\u094d\u0935\u0940\u0915\u093e\u0930\u094d\u092f \u0939\u094b\u0924\u093e \u0939\u0948, \u092b\u093f\u0930 \u0915\u0941\u091b \u0939\u092b\u094d\u0924\u094b\u0902\/\u092e\u0939\u0940\u0928\u094b\u0902 \u0915\u0947 \u092c\u093e\u0926 \u092c\u0922\u093c \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/li>\n\n\n\n<li>\u0911\u092a\u0930\u0947\u091f\u0930 \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923 \u0915\u094b \u0924\u094b\u0921\u093c\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0939\u0948\u0902\u0921\u0932 \u0915\u094b &quot;\u0909\u091b\u093e\u0932\u0924\u0947&quot; \u0939\u0948\u0902\u0964<\/li>\n\n\n\n<li>\u092f\u0939 \u0935\u093e\u0932\u094d\u0935 \u0915\u0947\u0935\u0932 \u090f\u0915 \u0939\u0940 \u0936\u093e\u0930\u0940\u0930\u093f\u0915 \u0938\u094d\u0925\u093f\u0924\u093f \u0938\u0947 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u0915\u093f\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948 (\u0916\u0930\u093e\u092c \u090f\u0930\u094d\u0917\u094b\u0928\u0949\u092e\u093f\u0915\u094d\u0938)\u0964<\/li>\n\n\n\n<li>\u0906\u0907\u0938\u094b\u0932\u0947\u0936\u0928 \u092f\u093e \u0921\u093f\u092a\u094d\u0930\u0947\u0938\u0930\u093e\u0907\u091c\u0947\u0936\u0928 \u091a\u0930\u0923\u094b\u0902 \u0915\u0947 \u0926\u094c\u0930\u093e\u0928 \u092c\u093e\u0932-\u092c\u093e\u0932 \u092c\u091a\u0928\u0947 \u0935\u093e\u0932\u0940 \u0918\u091f\u0928\u093e\u090f\u0902 \u0918\u091f\u093f\u0924 \u0939\u094b\u0924\u0940 \u0939\u0948\u0902\u0964<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0909\u0938 \u0938\u094d\u0925\u093f\u0924\u093f \u092e\u0947\u0902, \u0917\u093f\u092f\u0930 \u0938\u0947 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b\u0908 \u092a\u094d\u0930\u0940\u092e\u093f\u092f\u092e \u092b\u0940\u091a\u0930 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e; \u092f\u0939 \u090f\u0915 \u0910\u0938\u093e \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u0923 \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u094b \u0906\u0907\u0938\u094b\u0932\u0947\u0936\u0928 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e\u0913\u0902 \u0915\u0940 \u0930\u0915\u094d\u0937\u093e \u0915\u0930\u0924\u093e \u0939\u0948 \u0914\u0930 \u0930\u0940\u0935\u0930\u094d\u0915 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>\u0939\u0940\u0930\u094b \u0909\u0924\u094d\u092a\u093e\u0926 \u0939\u093e\u0907\u0932\u093e\u0907\u091f<\/title>\n  <style>\n    .hero-product-card {\n      display: flex;\n      align-items: center;\n      justify-content: space-between;\n      background: #f8f9fa;\n      border: 1px solid #e0e0e0;\n      border-radius: 12px;\n      padding: 30px 25px;\n      margin: 40px 0;\n      box-shadow: 0 4px 10px rgba(0,0,0,0.05);\n      font-family: Arial, sans-serif;\n      flex-wrap: wrap;\n    }\n\n    .hero-product-card .content {\n      max-width: 65%;\n    }\n\n    .hero-product-card p.title {\n      font-size: 26px;\n      color: #000;\n      margin-bottom: 10px;\n      font-weight: bold;\n    }\n\n    .hero-product-card p.description {\n      font-size: 16px;\n      color: #333;\n      margin-bottom: 15px;\n      line-height: 1.6;\n    }\n\n    .hero-product-card a {\n      display: inline-block;\n      padding: 10px 18px;\n      background-color: #D70C19;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 6px;\n      font-weight: bold;\n      transition: background-color 0.3s ease;\n    }\n\n    .hero-product-card a:hover {\n      background-color: #b50914;\n    }\n\n    .hero-product-card .image {\n      max-width: 30%;\n    }\n\n    .hero-product-card .image img {\n      max-width: 100%;\n      border-radius: 10px;\n      border: 1px solid #ddd;\n    }\n  <\/style>\n<\/head>\n<body>\n\n<div class=\"hero-product-card\">\n  <div class=\"content\">\n    <p class=\"title\">2-\u092a\u0940\u0938 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935<\/p>\n    <p class=\"description\">\u0906\u0935\u0947\u0926\u0928 \u0917\u0941\u0902\u091c\u093e\u0907\u0936: \u092a\u0947\u091f\u094d\u0930\u094b\u0932\u093f\u092f\u092e \u0930\u093e\u0938\u093e\u092f\u0928\u093f\u0915 \u0909\u0926\u094d\u092f\u094b\u0917, \u0935\u093f\u0926\u094d\u092f\u0941\u0924 \u0936\u0915\u094d\u0924\u093f, \u0927\u093e\u0924\u0941 \u0935\u093f\u091c\u094d\u091e\u093e\u0928, \u0926\u0935\u093e, \u0930\u093f\u092f\u0932 \u090f\u0938\u094d\u091f\u0947\u091f, \u0928\u0917\u0930\u092a\u093e\u0932\u093f\u0915\u093e \u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 \u0914\u0930 \u0905\u0928\u094d\u092f \u0909\u0926\u094d\u092f\u094b\u0917\u0964<\/p>\n    <a href=\"https:\/\/www.xintaivalves.com\/hi\/products\/2-piece-ball-valve\/\" target=\"_blank\">\u0909\u0924\u094d\u092a\u093e\u0926 \u0915\u093e \u0905\u0928\u094d\u0935\u0947\u0937\u0923 \u0915\u0930\u0947\u0902<\/a>\n  <\/div>\n  <div class=\"image\">\n    <img decoding=\"async\" src=\"https:\/\/dbfhaf64fpo53.cloudfront.net\/wp-content\/uploads\/2022\/02\/133-master-graph.jpg\" alt=\"\u0915\u093e\u0902\u0938\u094d\u092f \u091a\u0947\u0915 \u0935\u093e\u0932\u094d\u0935\">\n  <\/div>\n<\/div>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dont_ignore_maintenance_access\"><\/span><strong>\u0930\u0916\u0930\u0916\u093e\u0935 \u092a\u0939\u0941\u0902\u091a \u0915\u094b \u0905\u0928\u0926\u0947\u0916\u093e \u0928 \u0915\u0930\u0947\u0902<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0930\u0916\u0930\u0916\u093e\u0935 \u0915\u093e\u0930\u094d\u092f\u092a\u094d\u0930\u0935\u093e\u0939 \u0915\u094b \u092d\u0940 \u092c\u0947\u0939\u0924\u0930 \u092c\u0928\u093e \u0938\u0915\u0924\u0947 \u0939\u0948\u0902:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0905\u0927\u093f\u0915 \u092a\u0942\u0930\u094d\u0935\u093e\u0928\u0941\u092e\u093e\u0928\u093f\u0924 \u0936\u091f\u0911\u092b \u0938\u094d\u0925\u093f\u0924\u093f<\/li>\n\n\n\n<li>\u0938\u094d\u091f\u0947\u092e \u0936\u0949\u0915 \u092e\u0947\u0902 \u0915\u092e\u0940 \u0914\u0930 \u092a\u0948\u0915\u093f\u0902\u0917 \u0938\u0902\u092c\u0902\u0927\u0940 \u0917\u0921\u093c\u092c\u0921\u093c\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0915\u092e\u0940<\/li>\n\n\n\n<li>\u090f\u0902\u0921 \u0938\u094d\u091f\u0949\u092a \u092a\u0930 \u0905\u0924\u094d\u092f\u0927\u093f\u0915 \u091f\u0949\u0930\u094d\u0915 \u0932\u0917\u093e\u0928\u0947 \u0915\u0940 \u0938\u0902\u092d\u093e\u0935\u0928\u093e \u0915\u092e \u0939\u094b\u0924\u0940 \u0939\u0948\u0964<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u092f\u0939 \u0938\u094d\u0925\u093f\u0930\u0924\u093e \u0909\u0928 \u0932\u093e\u0907\u0928\u094b\u0902 \u092a\u0930 \u0938\u092c\u0938\u0947 \u091c\u094d\u092f\u093e\u0926\u093e \u092e\u093e\u092f\u0928\u0947 \u0930\u0916\u0924\u0940 \u0939\u0948 \u091c\u0939\u093e\u0902 \u0905\u0932\u0917\u093e\u0935 \u0915\u0940 \u0917\u0941\u0923\u0935\u0924\u094d\u0924\u093e \u0938\u0941\u0930\u0915\u094d\u0937\u093e \u092a\u0930\u092e\u093f\u091f \u0938\u0947 \u091c\u0941\u0921\u093c\u0940 \u0939\u094b\u0924\u0940 \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cDN \u0932\u093f\u092e\u093f\u091f\u201d \u0915\u0947 \u0938\u0935\u093e\u0932 \u0915\u093e \u091c\u0935\u093e\u092c \u0917\u0923\u093f\u0924 \u0914\u0930 \u0935\u094d\u092f\u093e\u0935\u0939\u093e\u0930\u093f\u0915 \u092a\u0930\u093f\u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0926\u0947\u0928\u093e \u0938\u092c\u0938\u0947 \u0905\u091a\u094d\u091b\u093e \u0939\u0948, \u0928 \u0915\u093f \u0906\u0926\u0924 \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930\u0964 \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0939\u0948\u0902\u0921\u0932 \u0915\u0940 \u0932\u0902\u092c\u093e\u0908 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0939\u093e\u0925 \u0915\u0947 \u092c\u0932 \u092e\u0947\u0902 \u092c\u0926\u0932\u0947\u0902, \u092b\u093f\u0930 \u0915\u094d\u0932\u0940\u092f\u0930\u0947\u0902\u0938, \u092a\u0940\u092a\u0940\u0908 \u0914\u0930 \u092e\u093e\u0927\u094d\u092f\u092e \u0915\u0947 \u0938\u093e\u0925 \u091f\u0949\u0930\u094d\u0915 \u092e\u0947\u0902 \u0939\u094b\u0928\u0947 \u0935\u093e\u0932\u0947 \u092c\u0926\u0932\u093e\u0935\u094b\u0902 \u0915\u094b \u0927\u094d\u092f\u093e\u0928 \u092e\u0947\u0902 \u0930\u0916\u0947\u0902\u0964 \u091c\u092c \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f\u0924\u093e \u0928\u093f\u0930\u0902\u0924\u0930 \u0938\u0902\u091a\u093e\u0932\u0928 \u092a\u0930 \u0928\u093f\u0930\u094d\u092d\u0930 \u0915\u0930\u0924\u0940 \u0939\u0948, \u0924\u094b \u0917\u093f\u092f\u0930-\u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u0905\u0915\u094d\u0938\u0930 \u0938\u092c\u0938\u0947 \u0906\u0938\u093e\u0928 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0935\u093f\u0915\u0932\u094d\u092a \u0939\u094b\u0924\u093e \u0939\u0948 \u0915\u094d\u092f\u094b\u0902\u0915\u093f \u092f\u0939 \u092e\u093e\u0928\u0935\u0940\u092f \u092d\u093f\u0928\u094d\u0928\u0924\u093e \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948 \u091c\u093f\u0938\u0947 \u0932\u0940\u0935\u0930 \u0938\u0947\u091f\u0905\u092a \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u093f\u0924 \u0928\u0939\u0940\u0902 \u0915\u0930 \u0938\u0915\u0924\u0947\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Key_Takeaways\"><\/span><strong>3 \u092e\u0941\u0916\u094d\u092f \u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u091f\u0949\u0930\u094d\u0915-\u0938\u0947-\u092c\u0932 \u0915\u093e \u0917\u0923\u093f\u0924\u0940\u092f \u0905\u0928\u0941\u092a\u093e\u0924 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0928\u0947 \u0915\u093e \u090f\u0915 \u0924\u0930\u094d\u0915\u0938\u0902\u0917\u0924 \u0915\u093e\u0930\u0923 \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948 (\u0914\u0930 \u0935\u094d\u092f\u0915\u094d\u0924\u093f\u092a\u0930\u0915 \u0924\u0930\u094d\u0915\u094b\u0902 \u0938\u0947 \u092c\u091a\u093e\u0924\u093e \u0939\u0948)\u0964.<\/li>\n\n\n\n<li>\u0915\u0947\u0935\u0932 DN \u0939\u0940 \u0938\u0940\u092e\u093e \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0928\u0939\u0940\u0902 \u0915\u0930\u0924\u093e; \u0394P, \u092a\u0948\u0915\u093f\u0902\u0917 \u0918\u0930\u094d\u0937\u0923, \u092e\u093e\u0927\u094d\u092f\u092e \u0914\u0930 \u092a\u0939\u0941\u0902\u091a \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0938\u0902\u091a\u093e\u0932\u0928 \u0915\u094d\u0937\u092e\u0924\u093e \u0915\u094b \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964.<\/li>\n\n\n\n<li>\u092f\u0926\u093f \u092c\u093f\u0928\u093e \u0915\u093f\u0938\u0940 \u091c\u0941\u0917\u093e\u0921\u093c \u0915\u0947 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0932\u0917\u093e\u0924\u093e\u0930 \u0938\u094d\u091f\u094d\u0930\u094b\u0915 \u0928\u0939\u0940\u0902 \u0915\u093f\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948, \u0924\u094b \u0917\u093f\u092f\u0930 \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u0926\u0940\u0930\u094d\u0918\u0915\u093e\u0932\u093f\u0915 \u0930\u0942\u092a \u0938\u0947 \u0905\u0927\u093f\u0915 \u0938\u0941\u0930\u0915\u094d\u0937\u093f\u0924 \u0935\u093f\u0915\u0932\u094d\u092a \u0939\u0948\u0964.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-vivid-red-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/hi\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0909\u0926\u094d\u0927\u0930\u0923 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs_People_Also_Ask_style\"><\/span><strong>\u0905\u0915\u094d\u0938\u0930 \u092a\u0942\u091b\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092a\u094d\u0930\u0936\u094d\u0928 (\u0932\u094b\u0917 \u092f\u0947 \u092d\u0940 \u092a\u0942\u091b\u0924\u0947 \u0939\u0948\u0902)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_do_I_calculate_the_force_needed_to_operate_a_manual_ball_valve\"><\/span><strong>\u092e\u0948\u0902 \u092e\u0948\u0928\u0941\u0905\u0932 \u092c\u0949\u0932 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0938\u0902\u091a\u093e\u0932\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0948\u0938\u0947 \u0915\u0930\u0942\u0901?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0906\u0935\u0936\u094d\u092f\u0915 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0939\u0948\u0902\u0921\u0932 \u0915\u0940 \u092a\u094d\u0930\u092d\u093e\u0935\u0940 \u0932\u0902\u092c\u093e\u0908 \u0938\u0947 \u0935\u093f\u092d\u093e\u091c\u093f\u0924 \u0915\u0930\u0947\u0902\u0964 \u0938\u092c\u0938\u0947 \u0916\u0930\u093e\u092c \u0938\u094d\u0925\u093f\u0924\u093f \u0935\u093e\u0932\u0947 \u0394P \u0914\u0930 \u0924\u093e\u092a\u092e\u093e\u0928 \u091f\u0949\u0930\u094d\u0915 \u092e\u093e\u0928\u094b\u0902 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0947\u0902, \u0928 \u0915\u093f &quot;\u0938\u093e\u092e\u093e\u0928\u094d\u092f&quot; \u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 \u0915\u093e\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"At_what_DN_should_I_switch_to_a_gearbox\"><\/span><strong>\u092e\u0941\u091d\u0947 \u0915\u093f\u0938 DN \u092a\u0930 \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0938\u094d\u0935\u093f\u091a \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0915\u094b\u0908 \u090f\u0915 \u0938\u093e\u0930\u094d\u0935\u092d\u094c\u092e\u093f\u0915 \u0921\u0940\u090f\u0928 \u0915\u091f\u0911\u092b \u0928\u0939\u0940\u0902 \u0939\u0948\u0964 \u0905\u092a\u0928\u0940 \u0938\u0940\u092e\u093e \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092c\u0932 \u0917\u0923\u0928\u093e \u0914\u0930 \u0938\u093e\u0907\u091f \u0915\u0940 \u092c\u093e\u0927\u093e\u0913\u0902 (\u0915\u094d\u0932\u093f\u092f\u0930\u0947\u0902\u0938, \u092a\u0940\u092a\u0940\u0908, \u0911\u092a\u0930\u0947\u091f\u0930 \u0928\u0940\u0924\u093f) \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0947\u0902\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_does_a_valve_get_harder_to_turn_after_downtime\"><\/span><strong>\u0915\u0941\u091b \u0938\u092e\u092f \u0924\u0915 \u092c\u0902\u0926 \u0930\u0939\u0928\u0947 \u0915\u0947 \u092c\u093e\u0926 \u0935\u093e\u0932\u094d\u0935 \u0915\u094b \u0918\u0941\u092e\u093e\u0928\u093e \u0915\u0920\u093f\u0928 \u0915\u094d\u092f\u094b\u0902 \u0939\u094b \u091c\u093e\u0924\u093e \u0939\u0948?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u092a\u0948\u0915\u093f\u0902\u0917 \u091c\u092e \u0938\u0915\u0924\u0940 \u0939\u0948, \u0928\u093f\u0915\u094d\u0937\u0947\u092a \u092c\u0928 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902, \u0914\u0930 \u0938\u0940\u091f \u0938\u0902\u092a\u0940\u0921\u093c\u0928 \u092c\u094d\u0930\u0947\u0915\u0905\u0935\u0947 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u092c\u0922\u093c\u093e \u0938\u0915\u0924\u093e \u0939\u0948, \u091c\u093f\u0938\u0938\u0947 \u091a\u0932\u0928\u0947 \u0935\u093e\u0932\u0947 \u091f\u0949\u0930\u094d\u0915 \u092e\u0947\u0902 \u0915\u094b\u0908 \u092c\u0926\u0932\u093e\u0935 \u0928 \u0939\u094b\u0928\u0947 \u092a\u0930 \u092d\u0940 \u092a\u0940\u0915 \u092b\u094b\u0930\u094d\u0938 \u092c\u0922\u093c \u0938\u0915\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Does_a_gearbox_reduce_torque_or_just_reduce_operator_force\"><\/span><strong>\u0915\u094d\u092f\u093e \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948 \u092f\u093e \u0915\u0947\u0935\u0932 \u0911\u092a\u0930\u0947\u091f\u0930 \u0926\u094d\u0935\u093e\u0930\u093e \u0932\u0917\u093e\u090f \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092c\u0932 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u092f\u0939 \u092f\u093e\u0902\u0924\u094d\u0930\u093f\u0915 \u0932\u093e\u092d \u092c\u0922\u093c\u093e\u0915\u0930 \u0911\u092a\u0930\u0947\u091f\u0930 \u0926\u094d\u0935\u093e\u0930\u093e \u0932\u0917\u093e\u090f \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092c\u0932 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948\u0964 \u0935\u093e\u0932\u094d\u0935 \u091f\u0949\u0930\u094d\u0915 \u0915\u0940 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e \u0935\u0939\u0940 \u0930\u0939\u0924\u0940 \u0939\u0948; \u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u0909\u0938 \u091f\u0949\u0930\u094d\u0915 \u0915\u094b \u0932\u0917\u093e\u0928\u0947 \u0915\u0947 \u0924\u0930\u0940\u0915\u0947 \u0915\u094b \u092c\u0926\u0932\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_should_I_document_in_procurement_when_upgrading_to_a_gearbox\"><\/span><strong>\u0917\u093f\u092f\u0930\u092c\u0949\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u092a\u0917\u094d\u0930\u0947\u0921 \u0915\u0930\u0924\u0947 \u0938\u092e\u092f \u092e\u0941\u091d\u0947 \u0916\u0930\u0940\u0926 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092e\u0947\u0902 \u0915\u093f\u0928-\u0915\u093f\u0928 \u091a\u0940\u091c\u094b\u0902 \u0915\u094b \u0926\u0930\u094d\u091c \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u092a\u0940\u0915 \u091f\u0949\u0930\u094d\u0915 \u0906\u0927\u093e\u0930, \u092a\u0930\u093f\u091a\u093e\u0932\u0928 \u0394P\/\u0924\u093e\u092a\u092e\u093e\u0928, \u091f\u0949\u0930\u094d\u0915 \u0921\u094d\u0930\u093f\u092b\u094d\u091f \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u0938\u0941\u0930\u0915\u094d\u0937\u093e \u092e\u093e\u0930\u094d\u091c\u093f\u0928, \u0915\u094d\u0932\u0940\u092f\u0930\u0947\u0902\u0938 \u0938\u0902\u092c\u0902\u0927\u0940 \u092c\u093e\u0927\u093e\u090f\u0902 \u0914\u0930 \u0905\u092a\u0947\u0915\u094d\u0937\u093f\u0924 \u0918\u0941\u092e\u093e\u0935\u094b\u0902 \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e\u0964.<\/p>","protected":false},"excerpt":{"rendered":"<p>Most \u201cshould we upgrade?\u201d decisions come down to one practical question: can a technician turn the valve smoothly and reliably every time, under real differential pressure, with gloves on, in a tight pipe rack, without overexertion or improvised cheater bars. That\u2019s the point where a gear operated ball valve stops being a preference and becomes [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":14679,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[305],"tags":[],"class_list":["post-14678","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comparison-and-selection-guide"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/posts\/14678","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/comments?post=14678"}],"version-history":[{"count":2,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/posts\/14678\/revisions"}],"predecessor-version":[{"id":14726,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/posts\/14678\/revisions\/14726"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/media\/14679"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/media?parent=14678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/categories?post=14678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/hi\/wp-json\/wp\/v2\/tags?post=14678"}],"curies":[{"name":"\u0921\u092c\u094d\u0932\u094d\u092f\u0942\u092a\u0940","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}