{"id":15745,"date":"2026-06-08T09:43:14","date_gmt":"2026-06-08T01:43:14","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15745"},"modified":"2026-06-25T12:31:48","modified_gmt":"2026-06-25T04:31:48","slug":"what-butterfly-valve-cv-value-flow-coefficient","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/","title":{"rendered":"Butterfly \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u0444\u0430\u043a\u0442\u043e\u0440\u044b \u0434\u0435\u0433\u0435\u043d\u0456\u043c\u0456\u0437 \u043d\u0435 \u0436\u04d9\u043d\u0435 \u043d\u0435\u0433\u0435 \u043e\u043b \u043c\u0430\u04a3\u044b\u0437\u0434\u044b?"},"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\">\u041c\u0430\u0437\u043c\u04b1\u043d\u044b<\/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=\"\u041c\u0430\u0437\u043c\u04b1\u043d \u043a\u0435\u0441\u0442\u0435\u0441\u0456\u043d \u0430\u0443\u044b\u0441\u0442\u044b\u0440\u0443\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u0410\u0443\u044b\u0441\u0442\u044b\u0440\u0443<\/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\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#How_Do_You_Use_the_Butterfly_Valve_CV_Factor_Formula\" >\u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456 \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u0441\u044b\u043d \u049b\u0430\u043b\u0430\u0439 \u049b\u043e\u043b\u0434\u0430\u043d\u0443\u0493\u0430 \u0431\u043e\u043b\u0430\u0434\u044b?<\/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\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Key_Reasons_Why_CV_Calculation_Matters\" >CV \u0435\u0441\u0435\u043f\u0442\u0435\u0443\u0456\u043d\u0456\u04a3 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b \u0441\u0435\u0431\u0435\u043f\u0442\u0435\u0440\u0456<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#What_is_the_Relationship_Between_Butterfly_Valve_Cv_vs_percent_open\" >\u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 Cv \u0436\u04d9\u043d\u0435 \u0430\u0448\u044b\u043b\u0443 \u043f\u0430\u0439\u044b\u0437\u044b \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430\u0493\u044b \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441 \u049b\u0430\u043d\u0434\u0430\u0439?<\/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.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Factors_That_Affect_the_CV_Value\" >CV \u043c\u04d9\u043d\u0456\u043d\u0435 \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0442\u0456\u043d \u0444\u0430\u043a\u0442\u043e\u0440\u043b\u0430\u0440<\/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.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Why_CV_Matters_for_B2B_Procurement\" >B2B \u0441\u0430\u0442\u044b\u043f \u0430\u043b\u0443 \u04af\u0448\u0456\u043d CV \u043d\u0435\u0433\u0435 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Conclusion\" >\u049a\u043e\u0440\u044b\u0442\u044b\u043d\u0434\u044b<\/a><\/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\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Frequently_Asked_Questions_FAQs\" >\u0416\u0438\u0456 \u049b\u043e\u0439\u044b\u043b\u0430\u0442\u044b\u043d \u0441\u04b1\u0440\u0430\u049b\u0442\u0430\u0440 (\u0416\u0421\u049a)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#1_What_is_a_good_Cv_value_for_a_butterfly_valve\" >1. \u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b \u04af\u0448\u0456\u043d \u0436\u0430\u049b\u0441\u044b Cv \u043c\u04d9\u043d\u0456 \u049b\u0430\u043d\u0434\u0430\u0439?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#2_How_do_I_find_the_Cv_factor_table_for_my_valve_size\" >2. \u041a\u043b\u0430\u043f\u0430\u043d \u04e9\u043b\u0448\u0435\u043c\u0456\u043c \u04af\u0448\u0456\u043d Cv \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456 \u043a\u0435\u0441\u0442\u0435\u0441\u0456\u043d \u049b\u0430\u0439\u0434\u0430\u043d \u0442\u0430\u0431\u0443\u0493\u0430 \u0431\u043e\u043b\u0430\u0434\u044b?<\/a><\/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\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#3_Does_CV_change_with_the_valve_material\" >3. CV \u043a\u043b\u0430\u043f\u0430\u043d \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b\u043d\u0430 \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441\u0442\u044b \u04e9\u0437\u0433\u0435\u0440\u0435 \u043c\u0435?<\/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\/kk\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#4_Can_I_estimate_flow_without_a_calculator\" >4. \u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440\u0441\u044b\u0437 \u0430\u0493\u044b\u043d\u0434\u044b \u0431\u0430\u0493\u0430\u043b\u0430\u0443\u0493\u0430 \u0431\u043e\u043b\u0430 \u043c\u0430?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">The <strong>\u049b\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456 <\/strong>\u043e\u043d\u044b\u04a3 \u0430\u0493\u044b\u043d \u0441\u044b\u0439\u044b\u043c\u0434\u044b\u043b\u044b\u0493\u044b\u043d\u044b\u04a3 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0442\u0430\u043b\u0493\u0430\u043d \u04e9\u043b\u0448\u0435\u043c\u0456 \u0431\u043e\u043b\u044b\u043f \u0442\u0430\u0431\u044b\u043b\u0430\u0434\u044b. \u041e\u043b \u0431\u0435\u043b\u0433\u0456\u043b\u0456 \u0431\u0456\u0440 \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456 \u043a\u0435\u0437\u0456\u043d\u0434\u0435 \u043a\u043b\u0430\u043f\u0430\u043d \u0430\u0440\u049b\u044b\u043b\u044b \u049b\u0430\u043d\u0448\u0430 \u0441\u04b1\u0439\u044b\u049b\u0442\u044b\u049b \u04e9\u0442\u0435\u0442\u0456\u043d\u0456\u043d \u043a\u04e9\u0440\u0441\u0435\u0442\u0435\u0434\u0456. CV \u043c\u04d9\u043d\u0456 \u043d\u0435\u043c\u0435\u0441\u0435 <a href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/what-is-valve-flow-coefficient\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/what-is-valve-flow-coefficient\/\" rel=\"noreferrer noopener\">\u0430\u0493\u044b\u043d \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456<\/a> \u0410\u049a\u0428 \u0433\u0430\u043b\u043b\u043e\u043d\u044b\u043d\u0430 \u043c\u0438\u043d\u0443\u0442\u049b\u0430 \u0435\u0441\u0435\u043f\u0442\u0435\u043b\u0435\u0434\u0456 \u0436\u04d9\u043d\u0435 1 psi \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456 \u043a\u0435\u0437\u0456\u043d\u0434\u0435 \u043a\u043b\u0430\u043f\u0430\u043d \u0430\u0440\u049b\u044b\u043b\u044b \u04e9\u0442\u0435\u0434\u0456.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0418\u043d\u0436\u0435\u043d\u0435\u0440\u043b\u0435\u0440 \u049b\u043e\u043b\u0434\u0430\u043d\u0430\u0434\u044b <strong>butterfly valve \u0430\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b\u043d \u0435\u0441\u0435\u043f\u0442\u0435\u0443 <\/strong>\u0434\u04b1\u0440\u044b\u0441\u0442\u0430\u0443 \u043a\u043b\u0430\u043f\u0430\u043d \u04e9\u043b\u0448\u0435\u043c\u0456\u043d \u0442\u0430\u04a3\u0434\u0430\u0443 \u04af\u0448\u0456\u043d. \u0422\u0430\u043f\u0441\u044b\u0440\u044b\u0441 \u0431\u0435\u0440\u0443 \u043a\u043e\u043c\u0430\u043d\u0434\u0430\u043b\u0430\u0440\u044b \u0442\u0430\u043f\u0441\u044b\u0440\u044b\u0441 \u0431\u0435\u0440\u043c\u0435\u0441 \u0431\u04b1\u0440\u044b\u043d \u0436\u0435\u0442\u043a\u0456\u0437\u0443\u0448\u0456\u043b\u0435\u0440 \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430 \u043e\u0441\u044b \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f\u043d\u044b \u0441\u0430\u043b\u044b\u0441\u0442\u044b\u0440\u0430\u0434\u044b.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u049a\u0430\u0442\u0435 CV \u0442\u0430\u04a3\u0434\u0430\u0443\u044b \u043d\u0430\u0448\u0430\u0440\u043b\u0430\u0442\u0443\u044b \u043c\u04af\u043c\u043a\u0456\u043d <a href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/flow-control-valve-comprehensive-guide\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/flow-control-valve-comprehensive-guide\/\" rel=\"noreferrer noopener\">\u0430\u0493\u044b\u043d\u0434\u044b \u0431\u0430\u0441\u049b\u0430\u0440\u0443<\/a> \u043d\u0435\u043c\u0435\u0441\u0435 \u043d\u0430\u0441\u043e\u0441 \u044d\u043d\u0435\u0440\u0433\u0438\u044f\u0441\u044b\u043d \u044b\u0441\u044b\u0440\u0430\u043f \u0435\u0442\u0443\u0456 \u043c\u04af\u043c\u043a\u0456\u043d. \u0411\u04b1\u043b \u043d\u04b1\u0441\u049b\u0430\u0443\u043b\u044b\u049b \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u043d\u044b, <strong>butterfly valve Cv \u0434\u0438\u0430\u0433\u0440\u0430\u043c\u043c\u0430\u0441\u044b\u043d<\/strong>, \u0436\u04d9\u043d\u0435 \u0434\u04b1\u0440\u044b\u0441 \u0442\u0430\u04a3\u0434\u0430\u0443 \u04af\u0448\u0456\u043d \u049b\u0430\u0436\u0435\u0442\u0442\u0456 \u043a\u0435\u0441\u0442\u0435\u043b\u0435\u0440\u0434\u0456 \u0442\u04af\u0441\u0456\u043d\u0434\u0456\u0440\u0435\u0434\u0456.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Do_You_Use_the_Butterfly_Valve_CV_Factor_Formula\"><\/span><strong>\u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456 \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u0441\u044b\u043d \u049b\u0430\u043b\u0430\u0439 \u049b\u043e\u043b\u0434\u0430\u043d\u0443\u0493\u0430 \u0431\u043e\u043b\u0430\u0434\u044b?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"922\" height=\"914\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1.webp\" alt=\"\u0411\u0430\u0442\u0442\u0435\u0440\u0444\u043b\u044f\u0439 \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u0444\u0430\u043a\u0442\u043e\u0440\u044b \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u0441\u044b\" class=\"wp-image-15748\" style=\"aspect-ratio:1.0087628769256751;width:461px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1.webp 922w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1-300x297.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1-150x150.webp 150w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1-768x761.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724762-1-12x12.webp 12w\" sizes=\"(max-width: 922px) 100vw, 922px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">\u0415\u0441\u0435\u043f\u0442\u0435\u0443 <strong>butterfly valve Cv \u0444\u0430\u043a\u0442\u043e\u0440\u044b<\/strong> \u043c\u0430\u04a3\u044b\u0437\u0434\u044b. \u041e\u043b \u0441\u0456\u0437\u0434\u0456\u04a3 \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u04a3\u044b\u0437\u0434\u044b\u04a3 \u0445\u0438\u043c\u0438\u044f\u043b\u044b\u049b \u0437\u0430\u0443\u044b\u0442\u044b\u04a3\u044b\u0437\u0434\u0430 \u043d\u0435\u043c\u0435\u0441\u0435 \u04e9\u043d\u0435\u0440\u043a\u04d9\u0441\u0456\u043f\u0442\u0456\u043a \u0436\u04af\u0439\u0435\u04a3\u0456\u0437\u0434\u0435 \u0434\u04b1\u0440\u044b\u0441 \u0436\u04b1\u043c\u044b\u0441 \u0456\u0441\u0442\u0435\u0439\u0442\u0456\u043d\u0456\u043d \u0442\u0456\u043a\u0435\u043b\u0435\u0439 \u0430\u043d\u044b\u049b\u0442\u0430\u0439\u0434\u044b.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0411\u04b1\u043b \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043b\u0435\u0440\u0433\u0435 \u043d\u0430\u0441\u043e\u0441\u0442\u0430\u0440\u0434\u044b \u04e9\u043b\u0448\u0435\u0443\u0433\u0435 \u0436\u04d9\u043d\u0435 \u049b\u04b1\u0431\u044b\u0440 \u0434\u0438\u0430\u043c\u0435\u0442\u0440\u043b\u0435\u0440\u0456\u043d \u0434\u04b1\u0440\u044b\u0441 \u0442\u0430\u04a3\u0434\u0430\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456. \u041a\u04e9\u043f\u0442\u0435\u0433\u0435\u043d \u0436\u0435\u0442\u043a\u0456\u0437\u0443\u0448\u0456\u043b\u0435\u0440 \u0442\u0435\u0433\u0456\u043d \u043e\u043d\u043b\u0430\u0439\u043d <strong>butterfly valve \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456\u043d \u0435\u0441\u0435\u043f\u0442\u0435\u0433\u0456\u0448\u0442\u0435\u0440\u0434\u0456<\/strong> \u043d\u0435\u043c\u0435\u0441\u0435 \u043e\u0441\u044b \u043c\u0430\u049b\u0441\u0430\u0442\u0442\u0430 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u0434\u044b\u049b \u043a\u0435\u0441\u0442\u0435 \u049b\u04b1\u0440\u0430\u043b\u0434\u0430\u0440\u044b\u043d \u04b1\u0441\u044b\u043d\u0430\u0434\u044b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u04b1\u0439\u044b\u049b\u0442\u044b\u049b \u0430\u0493\u044b\u043d\u044b \u04af\u0448\u0456\u043d Cv \u0435\u0441\u0435\u043f\u0442\u0435\u0443\u0433\u0435 \u0430\u0440\u043d\u0430\u043b\u0493\u0430\u043d \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0442\u044b \u0444\u043e\u0440\u043c\u0443\u043b\u0430 \u043c\u0456\u043d\u0435:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u041d\u0435\u0433\u0456\u0437\u0433\u0456 <strong>butterfly valve Cv \u0444\u0430\u043a\u0442\u043e\u0440\u044b \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u0441\u044b<\/strong> \u0431\u043e\u043b\u044b\u043f \u0442\u0430\u0431\u044b\u043b\u0430\u0434\u044b <em>Cv = Q x \u043a\u0432\u0430\u0434\u0440\u0430\u0442\u0442\u044b\u049b \u0442\u04af\u0431\u0456\u0440\u0456 (SG \/ dP<\/em>).&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Q - \u043c\u0438\u043d\u0443\u0442\u0442\u0430\u0493\u044b \u0433\u0430\u043b\u043b\u043e\u043d\u043c\u0435\u043d \u0431\u0435\u0440\u0456\u043b\u0433\u0435\u043d \u0430\u0493\u044b\u043d \u0448\u0430\u043c\u0430\u0441\u044b\u043d \u0431\u0456\u043b\u0434\u0456\u0440\u0435\u0434\u0456. SG - \u0441\u0443\u0434\u044b\u04a3 1-\u0433\u0435 \u0442\u0435\u04a3 \u0431\u043e\u043b\u0430\u0442\u044b\u043d \u0441\u04b1\u0439\u044b\u049b\u0442\u044b\u049b\u0442\u044b\u04a3 \u043c\u0435\u043d\u0448\u0456\u043a\u0442\u0456 \u0441\u0430\u043b\u043c\u0430\u0493\u044b.<\/li>\n\n\n\n<li>dP - \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0493\u044b \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456 psi-\u043c\u0435\u043d \u0431\u0435\u0440\u0456\u043b\u0433\u0435\u043d. \u041c\u044b\u0441\u0430\u043b\u044b, \u0435\u0433\u0435\u0440 \u0441\u0443 100 GPM \u0430\u0493\u044b\u043d\u043c\u0435\u043d 4 psi \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443 \u043a\u0435\u0437\u0456\u043d\u0434\u0435 \u0430\u0493\u044b\u043f \u0436\u0430\u0442\u0441\u0430, Cv 50-\u0433\u0435 \u0442\u0435\u04a3 \u0431\u043e\u043b\u0430\u0434\u044b.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u041c\u0435\u0442\u0440\u0438\u043a\u0430\u043b\u044b\u049b \u0436\u04af\u0439\u0435\u043b\u0435\u0440\u0434\u0435 \u043a\u04e9\u0431\u0456\u043d\u0435\u0441\u0435 Cv \u043e\u0440\u043d\u044b\u043d\u0430 Kv \u049b\u043e\u043b\u0434\u0430\u043d\u044b\u043b\u0430\u0434\u044b. Kv \u0431\u0456\u0440\u0434\u0435\u0439 \u043a\u043b\u0430\u043f\u0430\u043d \u04af\u0448\u0456\u043d \u0448\u0430\u043c\u0430\u043c\u0435\u043d Cv-\u0434\u0435\u043d 0,865 \u0435\u0441\u0435 \u0430\u0440\u0442\u044b\u049b.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Reasons_Why_CV_Calculation_Matters\"><\/span><strong>CV \u0435\u0441\u0435\u043f\u0442\u0435\u0443\u0456\u043d\u0456\u04a3 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b \u0441\u0435\u0431\u0435\u043f\u0442\u0435\u0440\u0456<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u041a\u043b\u0430\u043f\u0430\u043d\u0434\u044b \u0434\u04b1\u0440\u044b\u0441 \u04e9\u043b\u0448\u0435\u043c\u0434\u0435 \u0442\u0430\u04a3\u0434\u0430\u0443 <\/strong>\u2013 \u0411\u04b1\u043b \u0430\u0493\u044b\u043d \u0441\u044b\u0439\u044b\u043c\u0434\u044b\u043b\u044b\u0493\u044b\u043d \u0430\u043d\u044b\u049b\u0442\u0430\u0439\u0442\u044b\u043d \u0435\u04a3 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b \u0444\u0430\u043a\u0442\u043e\u0440. CV <a href=\"https:\/\/www.xintaivalves.com\/kk\/valve-cv-calculator-flow-coefficient-for-valve-sizing\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/valve-cv-calculator-flow-coefficient-for-valve-sizing\/\" rel=\"noreferrer noopener\">\u043a\u043b\u0430\u043f\u0430\u043d\u0434\u044b \u04e9\u043b\u0448\u0435\u043c\u0434\u0435 \u0442\u0430\u04a3\u0434\u0430\u0443<\/a> \u0435\u0441\u0435\u043f\u0442\u0435\u0443\u043b\u0435\u0440\u0456\u043d\u0456\u04a3 \u043d\u0435\u0433\u0456\u0437\u0456 \u0431\u043e\u043b\u044b\u043f \u0442\u0430\u0431\u044b\u043b\u0430\u0434\u044b. \u041a\u043b\u0430\u043f\u0430\u043d\u0434\u044b \u0434\u04b1\u0440\u044b\u0441 \u04e9\u043b\u0448\u0435\u043c\u0434\u0435 \u0442\u0430\u04a3\u0434\u0430\u0443 \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u044b \u0448\u0430\u043c\u0430\u0434\u0430\u043d \u0442\u044b\u0441 \u043d\u0435\u043c\u0435\u0441\u0435 \u0448\u0430\u043c\u0430\u0434\u0430\u043d \u0430\u0437 \u0442\u0430\u04a3\u0434\u0430\u043c\u0430\u0439, \u0436\u0435\u0442\u043a\u0456\u043b\u0456\u043a\u0442\u0456 \u0430\u0493\u044b\u043d\u0434\u044b \u049b\u0430\u043c\u0442\u0430\u043c\u0430\u0441\u044b\u0437 \u0435\u0442\u0435\u0434\u0456.\u00a0<\/li>\n\n\n\n<li><strong>\u04e8\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u043a \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430\u043b\u0430\u0440\u044b\u043d \u0431\u043e\u043b\u0434\u044b\u0440\u043c\u0430\u0439\u0434\u044b <\/strong>\u2013 \u0422\u04e9\u043c\u0435\u043d\u0434\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430\u043b\u0430\u0440 \u043c\u0435\u043d \u043e\u043b\u0430\u0440\u0434\u044b\u04a3 \u0441\u0435\u0431\u0435\u043f\u0442\u0435\u0440\u0456\u043d \u049b\u043e\u0440\u044b\u0442\u044b\u043d\u0434\u044b\u043b\u0430\u0439\u0442\u044b\u043d \u043a\u0435\u0441\u0442\u0435 \u0431\u0435\u0440\u0456\u043b\u0433\u0435\u043d:<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Problem<\/strong><\/td><td><strong>\u0415\u0433\u0435\u0440 CV \u0442\u044b\u043c \u0442\u04e9\u043c\u0435\u043d \u0431\u043e\u043b\u0441\u0430<\/strong><\/td><td><strong>\u0415\u0433\u0435\u0440 CV \u0442\u044b\u043c \u0436\u043e\u0493\u0430\u0440\u044b \u0431\u043e\u043b\u0441\u0430<\/strong><\/td><\/tr><tr><td><strong>\u0410\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b<\/strong><\/td><td>\u0410\u0493\u044b\u043d \u0448\u0430\u043c\u0430\u043b\u0430\u0440\u044b\u043d\u044b\u04a3 \u0430\u0437\u0430\u044e\u044b<\/td><td>\u2014<\/td><\/tr><tr><td><strong>\u049a\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456<\/strong><\/td><td>\u049a\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0448\u0430\u043c\u0430\u0434\u0430\u043d \u0442\u044b\u0441 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456<\/td><td>\u2014<\/td><\/tr><tr><td><strong>\u042d\u043d\u0435\u0440\u0433\u0438\u044f<\/strong><\/td><td>\u0421\u043e\u0440\u0493\u044b \u044d\u043d\u0435\u0440\u0433\u0438\u044f\u0441\u044b\u043d\u044b\u04a3 \u0442\u04b1\u0442\u044b\u043d\u044b\u043b\u0443\u044b\u043d\u044b\u04a3 \u0430\u0440\u0442\u0443\u044b<\/td><td>\u042d\u043d\u0435\u0440\u0433\u0438\u044f\u043d\u044b \u0442\u04b1\u0442\u044b\u043d\u0443\u0434\u044b\u04a3 \u0436\u043e\u0493\u0430\u0440\u044b\u043b\u0430\u0443\u044b.<\/td><\/tr><tr><td><strong>\u0411\u0430\u049b\u044b\u043b\u0430\u0443<\/strong><\/td><td>\u2014<\/td><td>\u0410\u0493\u044b\u043d\u0434\u044b \u0431\u0430\u0441\u049b\u0430\u0440\u0443\u0434\u044b\u04a3 \u043d\u0430\u0448\u0430\u0440\u043b\u0430\u0443\u044b \u0436\u04d9\u043d\u0435 \u0442\u04b1\u0440\u0430\u049b\u0441\u044b\u0437\u0434\u044b\u049b.<\/td><\/tr><tr><td><strong>\u0416\u04af\u0439\u0435<\/strong><\/td><td>\u2014<\/td><td>\u0422\u04b1\u0440\u0430\u049b\u0441\u044b\u0437 \u0430\u0493\u044b\u043d \u0436\u0430\u0493\u0434\u0430\u0439\u043b\u0430\u0440\u044b, \u043a\u043b\u0430\u043f\u0430\u043d\u043d\u044b\u04a3 \u0437\u0430\u049b\u044b\u043c\u0434\u0430\u043b\u0443\u044b \u043c\u04af\u043c\u043a\u0456\u043d.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u0416\u04af\u0439\u0435 \u0433\u0438\u0434\u0440\u0430\u0432\u043b\u0438\u043a\u0430\u0441\u044b\u043d \u043e\u04a3\u0442\u0430\u0439\u043b\u0430\u043d\u0434\u044b\u0440\u0443 \u2013 <\/strong>\u0418\u043d\u0436\u0435\u043d\u0435\u0440\u043b\u0435\u0440 \u0431\u04b1\u043b \u049b\u04b1\u0440\u0430\u043b\u0434\u044b \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456\u043d \u0435\u0441\u0435\u043f\u0442\u0435\u0443 \u0436\u04d9\u043d\u0435 \u049b\u04b1\u0431\u044b\u0440 \u0436\u0435\u043b\u0456\u0441\u0456\u043d \u0436\u043e\u0431\u0430\u043b\u0430\u0443\u0434\u0430\u0493\u044b \u0430\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b\u043d \u0431\u0430\u0493\u0430\u043b\u0430\u0443 \u04af\u0448\u0456\u043d \u049b\u043e\u043b\u0434\u0430\u043d\u0430\u0434\u044b. \u0411\u04b1\u043b \u0441\u04b1\u0439\u044b\u049b\u0442\u044b\u049b \u0436\u04af\u0439\u0435\u0441\u0456\u043d\u0456\u04a3 \u04e9\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456\u043d \u043e\u04a3\u0442\u0430\u0439\u043b\u0430\u043d\u0434\u044b\u0440\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456.<\/li>\n\n\n\n<li><strong>\u041a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u0434\u044b \u0434\u04d9\u043b \u0442\u0430\u04a3\u0434\u0430\u0443 \u0436\u04d9\u043d\u0435 \u0441\u0430\u043b\u044b\u0441\u0442\u044b\u0440\u0443 \u2013 <\/strong>\u0421\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0442\u0430\u043b\u0493\u0430\u043d \u04e9\u043b\u0448\u0435\u043c \u04d9\u0440\u0442\u04af\u0440\u043b\u0456 \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u0434\u044b\u04a3 \u0430\u0493\u044b\u043d \u0441\u044b\u0439\u044b\u043c\u0434\u044b\u043b\u044b\u0493\u044b\u043d \u0441\u0430\u043b\u044b\u0441\u0442\u044b\u0440\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456. \u041a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u0434\u044b\u04a3 \u04d9\u0440\u0442\u04af\u0440\u043b\u0456 \u0442\u04af\u0440\u043b\u0435\u0440\u0456 \u04d9\u0440\u0442\u04af\u0440\u043b\u0456 Cv \u043c\u04af\u043c\u043a\u0456\u043d\u0434\u0456\u043a\u0442\u0435\u0440\u0456\u043d \u04b1\u0441\u044b\u043d\u0430\u0434\u044b. \u041c\u044b\u0441\u0430\u043b\u044b, 50-\u0434\u0435\u043d 200+ Cv \u0434\u0435\u0439\u0456\u043d\u0433\u0456 \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440 \u04af\u043b\u043a\u0435\u043d \u0430\u0493\u044b\u043d \u0441\u044b\u0439\u044b\u043c\u0434\u044b\u043b\u044b\u0493\u044b \u04af\u0448\u0456\u043d \u04af\u043d\u0435\u043c\u0434\u0456 \u0431\u043e\u043b\u044b\u043f \u0442\u0430\u0431\u044b\u043b\u0430\u0434\u044b.<\/li>\n\n\n\n<li><strong>\u042d\u043d\u0435\u0440\u0433\u0438\u044f \u0442\u0438\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456 \u0436\u04d9\u043d\u0435 \u0448\u044b\u0493\u044b\u043d\u0434\u0430\u0440\u0434\u044b \u04af\u043d\u0435\u043c\u0434\u0435\u0443 \u2013 <\/strong>\u0421\u04d9\u0439\u043a\u0435\u0441 CV \u049b\u044b\u0441\u044b\u043c \u0436\u043e\u0493\u0430\u043b\u0443\u044b\u043d \u0430\u0437\u0430\u0439\u0442\u0430\u0434\u044b, \u043f\u0430\u0439\u0434\u0430\u043b\u0430\u043d\u0443 \u0448\u044b\u0493\u044b\u043d\u0434\u0430\u0440\u044b\u043d \u0430\u0437\u0430\u0439\u0442\u0430\u0434\u044b \u0436\u04d9\u043d\u0435 \u0434\u04b1\u0440\u044b\u0441 \u0435\u043c\u0435\u0441 \u04e9\u043b\u0448\u0435\u043c\u0433\u0435 \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441\u0442\u044b \u044d\u043d\u0435\u0440\u0433\u0438\u044f \u044b\u0441\u044b\u0440\u0430\u043f \u0431\u043e\u043b\u0443\u044b\u043d \u0431\u043e\u043b\u0434\u044b\u0440\u043c\u0430\u0439\u0434\u044b.\u00a0<\/li>\n\n\n\n<li><strong>\u041f\u0440\u043e\u0446\u0435\u0441\u0442\u0456\u04a3 \u0442\u04b1\u0440\u0430\u049b\u0442\u044b\u043b\u044b\u0493\u044b \u2013 <\/strong>\u0414\u04b1\u0440\u044b\u0441 CV \u0431\u0430\u0441\u049b\u0430\u0440\u0443 \u0440\u0435\u0430\u043a\u0446\u0438\u044f\u0441\u044b\u043d \u0436\u0430\u049b\u0441\u0430\u0440\u0442\u0430\u0434\u044b, \u0442\u0435\u0440\u0431\u0435\u043b\u0456\u0441\u0442\u0435\u0440\u0434\u0456 \u0431\u043e\u043b\u0434\u044b\u0440\u043c\u0430\u0439\u0434\u044b \u0436\u04d9\u043d\u0435 \u0436\u04af\u0439\u0435\u043d\u0456 \u0442\u04b1\u0440\u0430\u049b\u0442\u044b \u0431\u0430\u0441\u049b\u0430\u0440\u0443 \u04af\u0448\u0456\u043d \u043c\u0430\u04a3\u044b\u0437\u0434\u044b.\u00a0<\/li>\n\n\n\n<li><strong>\u0410\u049b\u0430\u0443\u043b\u0430\u0440\u0434\u044b \u0436\u043e\u044e \u0436\u04d9\u043d\u0435 \u0442\u0435\u0445\u043d\u0438\u043a\u0430\u043b\u044b\u049b \u049b\u044b\u0437\u043c\u0435\u0442 \u043a\u04e9\u0440\u0441\u0435\u0442\u0443 \u2013 <\/strong>\u0411\u04b1\u043b \u0445\u0438\u043c\u0438\u044f\u043b\u044b\u049b \u04e9\u04a3\u0434\u0435\u0443 \u0436\u04af\u0439\u0435\u043b\u0435\u0440\u0456\u043d\u0434\u0435\u0433\u0456 \u043a\u043b\u0430\u043f\u0430\u043d\u043d\u044b\u04a3 \u0434\u0435\u0433\u0440\u0430\u0434\u0430\u0446\u0438\u044f\u0441\u044b\u043d \u0430\u043d\u044b\u049b\u0442\u0430\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456. \u041d\u0430\u049b\u0442\u044b Cv-\u0434\u0435\u0433\u0456 \u04e9\u0437\u0433\u0435\u0440\u0456\u0441\u0442\u0435\u0440 \u043a\u04e9\u0431\u0456\u043d\u0435\u0441\u0435 \u0442\u043e\u0437\u0443\u0434\u044b, \u0431\u0456\u0442\u0435\u043b\u0443\u0434\u0456 \u043d\u0435\u043c\u0435\u0441\u0435 \u043e\u0440\u043d\u0430\u0442\u0443 \u043c\u04d9\u0441\u0435\u043b\u0435\u043b\u0435\u0440\u0456\u043d \u043a\u04e9\u0440\u0441\u0435\u0442\u0435\u0434\u0456.\u00a0<\/li>\n\n\n\n<li><strong>\u0416\u04af\u0439\u0435\u043d\u0456\u04a3 \u0441\u0435\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456 \u2013 <\/strong>\u0414\u04b1\u0440\u044b\u0441 CV \u0442\u0430\u04a3\u0434\u0430\u0443\u044b \u049b\u04b1\u0431\u044b\u0440 \u0433\u0438\u0434\u0440\u0430\u0432\u043b\u0438\u043a\u0430\u0441\u044b\u043d \u0442\u04b1\u0440\u0430\u049b\u0442\u0430\u043d\u0434\u044b\u0440\u0430\u0434\u044b. \u041e\u043b \u043e\u0440\u044b\u043d\u0434\u044b\u049b\u0442\u0430\u0440\u0434\u044b\u04a3 \u043c\u0435\u0440\u0437\u0456\u043c\u0456\u043d\u0435\u043d \u0431\u04b1\u0440\u044b\u043d \u0434\u0435\u0433\u0440\u0430\u0434\u0430\u0446\u0438\u044f\u0441\u044b\u043d \u0431\u043e\u043b\u0434\u044b\u0440\u043c\u0430\u0439\u0434\u044b \u0436\u04d9\u043d\u0435 \u0436\u0435\u0440\u0433\u0456\u043b\u0456\u043a\u0442\u0456 \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456\u043d \u0436\u043e\u044f\u0434\u044b.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_Relationship_Between_Butterfly_Valve_Cv_vs_percent_open\"><\/span><strong>\u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 Cv \u0436\u04d9\u043d\u0435 \u0430\u0448\u044b\u043b\u0443 \u043f\u0430\u0439\u044b\u0437\u044b \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430\u0493\u044b \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441 \u049b\u0430\u043d\u0434\u0430\u0439?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430\u0493\u044b \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441 <strong>\u0431\u0430\u0442\u0442\u0435\u0440\u0444\u043b\u044f\u0439 \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 Cv \u0436\u04d9\u043d\u0435 \u0430\u0448\u044b\u049b \u043f\u0430\u0439\u044b\u0437\u044b<\/strong> \u0441\u044b\u0437\u044b\u049b\u0442\u044b \u0435\u043c\u0435\u0441. \u0410\u0448\u044b\u043b\u0443 \u0431\u04b1\u0440\u044b\u0448\u0442\u0430\u0440\u044b \u0442\u04e9\u043c\u0435\u043d \u0431\u043e\u043b\u0493\u0430\u043d\u0434\u0430, 20 \u0433\u0440\u0430\u0434\u0443\u0441\u0442\u0430\u043d \u0442\u04e9\u043c\u0435\u043d, Cv \u04e9\u0442\u0435 \u0442\u04e9\u043c\u0435\u043d \u049b\u0430\u043b\u0430\u0434\u044b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">30-70 \u0433\u0440\u0430\u0434\u0443\u0441 \u0430\u0440\u0430\u043b\u044b\u0493\u044b\u043d\u0434\u0430, Cv \u04d9\u0440\u0431\u0456\u0440 \u043a\u0456\u0448\u0456 \u0440\u0435\u0442\u0442\u0435\u0443\u043c\u0435\u043d \u043a\u04af\u0440\u0442 \u0430\u0440\u0442\u0430\u0434\u044b. 70 \u0433\u0440\u0430\u0434\u0443\u0441\u0442\u0430\u043d \u043a\u0435\u0439\u0456\u043d, \u049b\u043e\u0441\u044b\u043c\u0448\u0430 \u0430\u0448\u044b\u043b\u0443 \u0430\u0437 \u049b\u043e\u0441\u044b\u043c\u0448\u0430 \u0430\u0493\u044b\u043d\u0434\u044b \u0431\u0435\u0440\u0435\u0434\u0456. 30-70 \u0433\u0440\u0430\u0434\u0443\u0441 \u0430\u0440\u0430\u043b\u044b\u0493\u044b\u043d\u0434\u0430, \u043a\u043b\u0430\u043f\u0430\u043d \u0442\u0435\u04a3 \u043f\u0430\u0439\u044b\u0437\u0434\u044b\u049b \u0430\u0493\u044b\u043d \u0441\u0438\u043f\u0430\u0442\u0442\u0430\u043c\u0430\u0441\u044b\u043d \u043a\u04e9\u0440\u0441\u0435\u0442\u0435\u0434\u0456. \u0411\u04b1\u043b \u0434\u0435\u0433\u0435\u043d\u0456\u043c\u0456\u0437, Cv \u043a\u0456\u0448\u0456 \u0431\u04b1\u0440\u044b\u0448\u0442\u044b\u049b \u0440\u0435\u0442\u0442\u0435\u0443\u043b\u0435\u0440\u043c\u0435\u043d \u044d\u043a\u0441\u043f\u043e\u043d\u0435\u043d\u0446\u0438\u0430\u043b\u0434\u044b \u0442\u04af\u0440\u0434\u0435 \u0430\u0440\u0442\u0430\u0434\u044b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0411\u04b1\u043b \u049b\u0438\u0441\u044b\u049b \u0431\u0430\u049b\u044b\u043b\u0430\u0443 \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u044b\u043d\u0430 \u049b\u0430\u0442\u044b\u0441\u0442\u044b. \u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u043b\u0430\u0440 \u043a\u0435\u043d\u0435\u0442\u0442\u0435\u043d \u0430\u0493\u044b\u043d\u043d\u044b\u04a3 \u0448\u0430\u043c\u0430\u0434\u0430\u043d \u0442\u044b\u0441 \u0430\u0440\u0442\u0443\u044b\u043d \u0431\u043e\u043b\u0434\u044b\u0440\u043c\u0430\u0443 \u04af\u0448\u0456\u043d \u0442\u0456\u043a \u043e\u0440\u0442\u0430 \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u0434\u0430 \u0434\u04d9\u043b \u0431\u0430\u049b\u044b\u043b\u0430\u0443\u0434\u044b \u049b\u0430\u0436\u0435\u0442 \u0435\u0442\u0435\u0434\u0456.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factors_That_Affect_the_CV_Value\"><\/span><strong>CV \u043c\u04d9\u043d\u0456\u043d\u0435 \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0442\u0456\u043d \u0444\u0430\u043a\u0442\u043e\u0440\u043b\u0430\u0440<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763-1024x512.webp\" alt=\"CV \u043c\u04d9\u043d\u0456\u043d\u0435 \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0442\u0456\u043d \u0444\u0430\u043a\u0442\u043e\u0440\u043b\u0430\u0440\" class=\"wp-image-15749\" style=\"width:652px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724763.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0411\u0456\u0440\u043d\u0435\u0448\u0435 \u0444\u0430\u043a\u0442\u043e\u0440\u043b\u0430\u0440 \u043a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d\u043d\u044b\u04a3 \u0441\u043e\u04a3\u0493\u044b CV \u0440\u0435\u0439\u0442\u0438\u043d\u0433\u0456\u043d\u0435 \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0434\u0456. \u041a\u043b\u0430\u043f\u0430\u043d\u043d\u044b\u04a3 \u04e9\u043b\u0448\u0435\u043c\u0456 \u0435\u04a3 \u04af\u043b\u043a\u0435\u043d \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0434\u0456, \u0441\u0435\u0431\u0435\u0431\u0456 \u04af\u043b\u043a\u0435\u043d \u0442\u0435\u0441\u0456\u043a\u0442\u0435\u0440 \u043a\u04e9\u0431\u0456\u0440\u0435\u043a \u0441\u04b1\u0439\u044b\u049b\u0442\u044b\u049b\u0442\u044b \u04e9\u0442\u043a\u0456\u0437\u0435\u0434\u0456.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0414\u0438\u0441\u043a\u0456\u043d\u0456\u04a3 \u0434\u0438\u0437\u0430\u0439\u043d\u044b \u0434\u0430 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b. \u042d\u043a\u0441\u0446\u0435\u043d\u0442\u0440\u043b\u0456\u043a \u0434\u0438\u0441\u043a\u0456\u043b\u0435\u0440 \u043a\u04e9\u0431\u0456\u043d\u0435\u0441\u0435 \u0431\u0456\u0440\u0434\u0435\u0439 \u043d\u043e\u043c\u0438\u043d\u0430\u043b\u0434\u044b \u04e9\u043b\u0448\u0435\u043c\u0434\u0435 \u043a\u043e\u043d\u0446\u0435\u043d\u0442\u0440\u043b\u0456\u043a \u0434\u0438\u0437\u0430\u0439\u043d\u0493\u0430 \u049b\u0430\u0440\u0430\u0493\u0430\u043d\u0434\u0430 \u0436\u043e\u0493\u0430\u0440\u044b Cv-\u0433\u0435 \u0436\u0435\u0442\u0435\u0434\u0456.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u041e\u0442\u044b\u0440\u0493\u044b\u0448 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u043c\u0435\u043d \u043b\u0430\u0439\u043d\u0435\u0440\u0434\u0456\u04a3 \u049b\u0430\u043b\u044b\u04a3\u0434\u044b\u0493\u044b \u0442\u0438\u0456\u043c\u0434\u0456 \u0430\u0493\u044b\u043d \u0430\u0439\u043c\u0430\u0493\u044b\u043d \u0430\u0437\u0434\u0430\u043f \u0430\u0437\u0430\u0439\u0442\u0443\u044b \u043c\u04af\u043c\u043a\u0456\u043d. \u041a\u043e\u0440\u043f\u0443\u0441 \u0441\u0442\u0438\u043b\u0456, \u043c\u044b\u0441\u0430\u043b\u044b, \u0432\u0430\u0444\u0435\u043b\u044c\u0434\u0456, \u043b\u044e\u0433 \u043d\u0435\u043c\u0435\u0441\u0435 \u0444\u043b\u0430\u043d\u0435\u0446\u0442\u0456, Cv-\u0433\u0435 \u0430\u0437, \u0431\u0456\u0440\u0430\u049b \u04e9\u043b\u0448\u0435\u043d\u0435\u0442\u0456\u043d \u04d9\u0441\u0435\u0440 \u0435\u0442\u0435\u0434\u0456.<\/p>\n\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>\u0411\u0430\u0442\u044b\u0440 \u04e9\u043d\u0456\u043c\u0456\u043d\u0456\u04a3 \u0435\u0440\u0435\u043a\u0448\u0435\u043b\u0456\u0433\u0456<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n      font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins';\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #D70C19;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #D70C19;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.xintaivalves.com\/kk\/product\/butterfly-valve\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/02\/%E5%AF%B9%E7%84%8A%E5%BC%8F%E4%B8%89%E5%81%8F%E5%BF%83%E5%A4%9A%E5%B1%82%E6%AC%A1%E7%A1%AC%E5%AF%86%E5%B0%81%E8%9D%B6%E9%98%80.jpg\" alt=\"\u041a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\ud83d\udee0 \u041a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d<\/div>\n    <div class=\"hero-description\">\u04d8\u0440\u0442\u04af\u0440\u043b\u0456 \u04e9\u043d\u0435\u0440\u043a\u04d9\u0441\u0456\u043f\u0442\u0456\u043a \u049b\u043e\u043b\u0434\u0430\u043d\u0431\u0430\u043b\u0430\u0440\u0434\u0430 \u0430\u0493\u044b\u043d\u0434\u044b \u0442\u0438\u0456\u043c\u0434\u0456 \u0431\u0430\u0441\u049b\u0430\u0440\u0443\u0493\u0430 \u0430\u0440\u043d\u0430\u043b\u0493\u0430\u043d \u0434\u04d9\u043b\u0434\u0456\u043a\u043f\u0435\u043d \u0436\u0430\u0441\u0430\u043b\u0493\u0430\u043d \u043a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d. \u0416\u043e\u0493\u0430\u0440\u044b \u0436\u04d9\u043d\u0435 \u0442\u04e9\u043c\u0435\u043d \u049b\u044b\u0441\u044b\u043c\u0434\u044b \u0436\u04af\u0439\u0435\u043b\u0435\u0440 \u04af\u0448\u0456\u043d \u0441\u0435\u043d\u0456\u043c\u0434\u0456 \u04e9\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u043a.<\/div>\n    <span class=\"hero-link\">\u04e8\u043d\u0456\u043c\u0434\u0456 \u0437\u0435\u0440\u0442\u0442\u0435\u04a3\u0456\u0437<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_CV_Matters_for_B2B_Procurement\"><\/span><strong>B2B \u0441\u0430\u0442\u044b\u043f \u0430\u043b\u0443 \u04af\u0448\u0456\u043d CV \u043d\u0435\u0433\u0435 \u043c\u0430\u04a3\u044b\u0437\u0434\u044b?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u0430\u043b\u044b\u0441\u0442\u044b\u0440\u0443 <strong>butterfly valve Cv \u0444\u0430\u043a\u0442\u043e\u0440\u044b<\/strong> \u0436\u0435\u0442\u043a\u0456\u0437\u0443\u0448\u0456\u043b\u0435\u0440 \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430 \u0441\u0430\u0442\u044b\u043f \u0430\u043b\u0443\u0448\u044b\u043b\u0430\u0440\u0493\u0430 \u0441\u04d9\u0439\u043a\u0435\u0441 \u043a\u0435\u043b\u043c\u0435\u0439\u0442\u0456\u043d \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f\u043b\u0430\u0440\u0434\u0430\u043d \u0430\u0443\u043b\u0430\u049b \u0431\u043e\u043b\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456. \u0416\u0435\u0442\u043a\u0456\u043b\u0456\u043a\u0441\u0456\u0437 Cv \u0431\u0430\u0440 \u043a\u043b\u0430\u043f\u0430\u043d \u0430\u0440\u0442\u044b\u049b \u049b\u044b\u0441\u044b\u043c\u0434\u044b \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0442\u0435\u0434\u0456 \u0436\u04d9\u043d\u0435 \u0441\u043e\u0440\u0493\u044b \u044d\u043d\u0435\u0440\u0433\u0438\u044f\u0441\u044b\u043d \u044b\u0441\u044b\u0440\u0430\u043f \u0435\u0442\u0435\u0434\u0456.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0422\u044b\u043c \u04af\u043b\u043a\u0435\u043d \u043a\u043b\u0430\u043f\u0430\u043d \u0442\u04e9\u043c\u0435\u043d \u0430\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b\u043d\u0434\u0430 \u043d\u0430\u0448\u0430\u0440 \u0431\u0430\u049b\u044b\u043b\u0430\u0443\u0434\u044b \u04b1\u0441\u044b\u043d\u0443\u044b \u043c\u04af\u043c\u043a\u0456\u043d. \u0421\u04b1\u0440\u0430\u0443 <strong>\u043a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d Cv \u0444\u0430\u043a\u0442\u043e\u0440 \u0434\u0438\u0430\u0433\u0440\u0430\u043c\u043c\u0430\u0441\u044b<\/strong> \u0436\u04d9\u043d\u0435 \u0441\u044b\u043d\u0430\u049b \u0434\u0435\u0440\u0435\u043a\u0442\u0435\u0440\u0456\u043d \u0431\u0430\u0493\u0430\u043b\u0430\u0443 \u043a\u0435\u0437\u0435\u04a3\u0456\u043d\u0434\u0435 \u0436\u043e\u0431\u0430\u043d\u044b\u04a3 \u0443\u0430\u049b\u044b\u0442 \u043a\u0435\u0441\u0442\u0435\u0441\u0456 \u043c\u0435\u043d \u0431\u044e\u0434\u0436\u0435\u0442\u0456\u043d \u049b\u043e\u0440\u0493\u0430\u0439\u0434\u044b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\u049a\u043e\u0440\u044b\u0442\u044b\u043d\u0434\u044b<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764-1024x512.webp\" alt=\"CV-\u0434\u0456 \u0441\u04d9\u0439\u043a\u0435\u0441\u0442\u0435\u043d\u0434\u0456\u0440\u0443 \u044d\u043d\u0435\u0440\u0433\u0438\u044f \u0442\u0438\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456\u043d \u0436\u04d9\u043d\u0435 \u043a\u043e\u043d\u0432\u0435\u0439\u0435\u0440\u0434\u0456\u04a3 \u0433\u0438\u0434\u0440\u0430\u0432\u043b\u0438\u043a\u0430\u043b\u044b\u049b \u0442\u04b1\u0440\u0430\u049b\u0442\u044b\u043b\u044b\u0493\u044b\u043d \u049b\u0430\u043c\u0442\u0430\u043c\u0430\u0441\u044b\u0437 \u0435\u0442\u0435\u0434\u0456.\" class=\"wp-image-15750\" style=\"width:636px;height:auto\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/06\/\u56fe\u724764.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0422\u04af\u0441\u0456\u043d\u0443 <strong>butterfly valve \u0430\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b\u043d \u0435\u0441\u0435\u043f\u0442\u0435\u0443<\/strong> \u0441\u0456\u0437\u0434\u0456\u04a3 \u0436\u04af\u0439\u0435\u04a3\u0456\u0437\u0434\u0456\u04a3 \u0430\u0493\u044b\u043d \u0436\u04d9\u043d\u0435 \u049b\u044b\u0441\u044b\u043c \u049b\u0430\u0436\u0435\u0442\u0442\u0456\u043b\u0456\u043a\u0442\u0435\u0440\u0456\u043d\u0435 \u0441\u04d9\u0439\u043a\u0435\u0441 \u043a\u0435\u043b\u0435\u0442\u0456\u043d \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u0434\u044b \u0442\u0430\u04a3\u0434\u0430\u0443\u0493\u0430 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0435\u0434\u0456. Xintai Valve \u043e\u043d\u043b\u0430\u0439\u043d <strong>butterfly valve \u0430\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u0493\u044b\u043d \u0435\u0441\u0435\u043f\u0442\u0435\u0443<\/strong> \u049b\u04b1\u0440\u0430\u043b\u0434\u044b \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u044b \u04e9\u043b\u0448\u0435\u0443\u0434\u0456 \u0435\u0441\u0435\u043f\u0442\u0435\u0443\u0433\u0435 \u043a\u04e9\u043c\u0435\u043a\u0442\u0435\u0441\u0443 \u04af\u0448\u0456\u043d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xintai Valves \u0441\u043e\u043d\u044b\u043c\u0435\u043d \u049b\u0430\u0442\u0430\u0440 ISO 9001 \u0431\u043e\u0439\u044b\u043d\u0448\u0430 \u0441\u044b\u043d\u0430\u049b\u0442\u0430\u043d \u04e9\u0442\u043a\u0435\u043d \u043a\u04e9\u0431\u0435\u043b\u0435\u043a \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u044b\u043d \u0448\u044b\u0493\u0430\u0440\u0430\u0434\u044b, <a href=\"https:\/\/www.xintaivalves.com\/kk\/blog\/standard\/understanding-the-standard-api-valve\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/standard\/understanding-the-standard-api-valve\/\" rel=\"noreferrer noopener\">API 609<\/a>, \u0436\u04d9\u043d\u0435 EN 593 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0442\u0430\u0440\u044b. \u0411\u0456\u0437\u0434\u0456\u04a3 \u0437\u0430\u0443\u044b\u0442\u044b\u043c\u044b\u0437\u0434\u0430 CE \u0436\u04d9\u043d\u0435 API \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0442\u0430\u0440\u044b \u0431\u0430\u0440 \u0436\u04d9\u043d\u0435 60-\u0442\u0430\u043d \u0430\u0441\u0442\u0430\u043c \u0435\u043b\u0433\u0435 \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0442\u0430\u0439\u0434\u044b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/kk\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Xintai Valves \u0442\u0435\u0445\u043d\u0438\u043a\u0430\u043b\u044b\u049b \u043a\u043e\u043c\u0430\u043d\u0434\u0430\u0441\u044b\u043c\u0435\u043d \u0445\u0430\u0431\u0430\u0440\u043b\u0430\u0441\u044b\u04a3\u044b\u0437<\/a> \u04af\u0448\u0456\u043d <strong>\u0431\u0430\u0442\u0442\u0435\u0440\u0444\u043b\u044f\u0439 \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 Cv \u0444\u0430\u043a\u0442\u043e\u0440\u044b PDF<\/strong> \u0436\u043e\u0431\u0430 \u0442\u0430\u043b\u0430\u043f\u0442\u0430\u0440\u044b\u04a3\u044b\u0437\u0493\u0430 \u0441\u04d9\u0439\u043a\u0435\u0441 \u043a\u0435\u043b\u0435\u0434\u0456.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQs\"><\/span><strong>\u0416\u0438\u0456 \u049b\u043e\u0439\u044b\u043b\u0430\u0442\u044b\u043d \u0441\u04b1\u0440\u0430\u049b\u0442\u0430\u0440 (\u0416\u0421\u049a)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_What_is_a_good_Cv_value_for_a_butterfly_valve\"><\/span><strong>1. \u049a\u0430\u043f\u0430\u043b\u0430\u049b \u043a\u043b\u0430\u043f\u0430\u043d\u044b \u04af\u0448\u0456\u043d \u0436\u0430\u049b\u0441\u044b Cv \u043c\u04d9\u043d\u0456 \u049b\u0430\u043d\u0434\u0430\u0439?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0418\u0434\u0435\u0430\u043b\u0434\u044b CV \u0436\u04af\u0439\u0435\u04a3\u0456\u0437\u0434\u0456\u04a3 \u0448\u044b\u0493\u044b\u043d \u0436\u044b\u043b\u0434\u0430\u043c\u0434\u044b\u043a\u0442\u0430\u0440\u044b \u043c\u0435\u043d \u0440\u04b1\u049b\u0441\u0430\u0442 \u0435\u0442\u0456\u043b\u0433\u0435\u043d \u049b\u044b\u0441\u044b\u043c\u043d\u044b\u04a3 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0443\u0456\u043d\u0435 \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441\u0442\u044b. \u041f\u0440\u043e\u0446\u0435\u0441\u0441 \u0434\u0435\u0440\u0435\u043a\u0442\u0435\u0440\u0456\u04a3\u0456\u0437\u0434\u0435\u043d \u049b\u0430\u0436\u0435\u0442\u0442\u0456 Cv-\u0434\u0456 \u0435\u0441\u0435\u043f\u0442\u0435\u04a3\u0456\u0437, \u0441\u043e\u0434\u0430\u043d \u043a\u0435\u0439\u0456\u043d \u043e\u043d\u044b \u04e9\u043d\u0434\u0456\u0440\u0443\u0448\u0456\u043d\u0456\u04a3 \u043a\u0435\u0441\u0442\u0435\u0441\u0456\u043d\u0435\u043d \u043a\u043b\u0430\u043f\u0430\u043d \u04e9\u043b\u0448\u0435\u043c\u0456\u043d\u0435 \u0441\u04d9\u0439\u043a\u0435\u0441\u0442\u0435\u043d\u0434\u0456\u0440\u0456\u04a3\u0456\u0437.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_How_do_I_find_the_Cv_factor_table_for_my_valve_size\"><\/span><strong>2. \u041a\u043b\u0430\u043f\u0430\u043d \u04e9\u043b\u0448\u0435\u043c\u0456\u043c \u04af\u0448\u0456\u043d Cv \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0456 \u043a\u0435\u0441\u0442\u0435\u0441\u0456\u043d \u049b\u0430\u0439\u0434\u0430\u043d \u0442\u0430\u0431\u0443\u0493\u0430 \u0431\u043e\u043b\u0430\u0434\u044b?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u04b1\u0440\u0430\u043d\u044b\u0441 \u0431\u0435\u0440\u0443 <strong>\u0431\u0430\u0442\u0442\u0435\u0440\u0444\u043b\u044f\u0439 \u043a\u043b\u0430\u043f\u0430\u043d\u044b\u043d\u044b\u04a3 CV \u0444\u0430\u043a\u0442\u043e\u0440\u044b \u043a\u0435\u0441\u0442\u0435\u0441\u0456<\/strong> \u043d\u0435\u043c\u0435\u0441\u0435 PDF-\u0442\u0456 \u0442\u0456\u043a\u0435\u043b\u0435\u0439 \u04e9\u043d\u0434\u0456\u0440\u0443\u0448\u0456\u0434\u0435\u043d. Xintai Valves \u0431\u04b1\u043b \u0434\u0435\u0440\u0435\u043a\u0442\u0435\u0440 \u043f\u0430\u0440\u0430\u0493\u044b\u043d \u04d9\u0440 \u04e9\u043d\u0456\u043c \u0441\u04b1\u0440\u0430\u043d\u044b\u0441\u044b\u043c\u0435\u043d \u0431\u0456\u0440\u0433\u0435 \u0431\u0435\u0440\u0435\u0434\u0456.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Does_CV_change_with_the_valve_material\"><\/span><strong>3. CV \u043a\u043b\u0430\u043f\u0430\u043d \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b\u043d\u0430 \u0431\u0430\u0439\u043b\u0430\u043d\u044b\u0441\u0442\u044b \u04e9\u0437\u0433\u0435\u0440\u0435 \u043c\u0435?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u041a\u043e\u0440\u043f\u0443\u0441 \u043f\u0435\u043d \u0434\u0438\u0441\u043a \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b\u043d\u044b\u04a3 Cv-\u0433\u0435 \u0442\u0456\u043a\u0435\u043b\u0435\u0439 \u04d9\u0441\u0435\u0440\u0456 \u0430\u0437. \u0410\u043b\u0430\u0439\u0434\u0430, PTFE-\u049b\u0430\u043f\u0442\u0430\u043b\u0493\u0430\u043d \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u0434\u0430\u0493\u044b \u043b\u0430\u0439\u043d\u0435\u0440\u0434\u0456\u04a3 \u049b\u0430\u043b\u044b\u04a3\u0434\u044b\u0493\u044b \u0430\u0493\u044b\u043d \u0430\u0439\u043c\u0430\u0493\u044b\u043d \u0430\u0437\u0434\u0430\u043f \u0430\u0437\u0430\u0439\u0442\u0443\u044b \u043c\u04af\u043c\u043a\u0456\u043d. \u041c\u044b\u0441\u0430\u043b\u044b, \u049b\u0430\u043b\u044b\u04a3 \u044d\u043b\u0430\u0441\u0442\u043e\u043c\u0435\u0440\u043b\u0456 \u043d\u0435\u043c\u0435\u0441\u0435 PTFE \u043b\u0430\u0439\u043d\u0435\u0440\u043b\u0435\u0440\u0456 \u0431\u0430\u0440 \u043a\u043e\u043d\u0446\u0435\u043d\u0442\u0440\u043b\u0456 \u0431\u0430\u0442\u0442\u0435\u0440\u0444\u043b\u044f\u0439 \u043a\u043b\u0430\u043f\u0430\u043d\u0434\u0430\u0440\u044b \u043d\u043e\u043c\u0438\u043d\u0430\u043b\u0434\u044b \u0456\u0448\u043a\u0456 \u0434\u0438\u0430\u043c\u0435\u0442\u0440\u0456\u043d 2\u20135% \u0430\u0437\u0430\u0439\u0442\u0430\u0434\u044b. \u0411\u04b1\u043b \u049b\u0430\u043f\u0442\u0430\u043b\u043c\u0430\u0493\u0430\u043d \u043a\u043b\u0430\u043f\u0430\u043d\u043c\u0435\u043d \u0441\u0430\u043b\u044b\u0441\u0442\u044b\u0440\u0493\u0430\u043d\u0434\u0430 \u043d\u0430\u049b\u0442\u044b Cv-\u0434\u0456 \u0442\u04e9\u043c\u0435\u043d\u0434\u0435\u0442\u0435\u0434\u0456.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Can_I_estimate_flow_without_a_calculator\"><\/span><strong>4.<\/strong> <strong>\u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440\u0441\u044b\u0437 \u0430\u0493\u044b\u043d\u0434\u044b \u0431\u0430\u0493\u0430\u043b\u0430\u0443\u0493\u0430 \u0431\u043e\u043b\u0430 \u043c\u0430?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0418\u04d9. \u0416\u044b\u043b\u0434\u0430\u043c \u049b\u043e\u043b\u043c\u0435\u043d \u0431\u0430\u0493\u0430\u043b\u0430\u0443 \u04af\u0448\u0456\u043d Q = Cv x \u043a\u0432\u0430\u0434\u0440\u0430\u0442\u0442\u044b\u049b (dP \/ SG) \u0444\u043e\u0440\u043c\u0443\u043b\u0430\u0441\u044b\u043d \u049b\u043e\u043b\u0434\u0430\u043d\u044b\u04a3\u044b\u0437. \u0410\u043b\u0430\u0439\u0434\u0430, \u0431\u0430\u0493\u0430\u043b\u0430\u0443 \u043a\u0435\u0437\u0456\u043d\u0434\u0435 \u0430\u0431\u0430\u0439 \u0431\u043e\u043b\u044b\u04a3\u044b\u0437. \u0410\u0437\u0434\u0430\u0493\u0430\u043d \u0434\u04d9\u043b\u0441\u0456\u0437\u0434\u0456\u043a \u0436\u043e\u0431\u0430\u04a3\u044b\u0437\u0434\u044b\u04a3 \u0442\u0438\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456\u043d\u0435 \u04af\u043b\u043a\u0435\u043d \u04d9\u0441\u0435\u0440 \u0435\u0442\u0443\u0456 \u043c\u04af\u043c\u043a\u0456\u043d.<\/p>\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 has-medium-font-size has-custom-font-size wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/kk\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">\u0411\u0430\u0493\u0430 \u04b1\u0441\u044b\u043d\u044b\u0441\u044b\u043d \u0430\u043b\u044b\u04a3\u044b\u0437<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The butterfly valve CV factor is a standardized measure of its flow capacity. It tells you how much fluid a valve passes at a set pressure drop. The CV value or flow coefficient is calculated in US gallons per minute and passes through a valve at a 1 psi pressure drop.\u00a0 Engineers use the butterfly [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":15746,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15745","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/posts\/15745","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/comments?post=15745"}],"version-history":[{"count":3,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/posts\/15745\/revisions"}],"predecessor-version":[{"id":15753,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/posts\/15745\/revisions\/15753"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/media\/15746"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/media?parent=15745"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/categories?post=15745"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/kk\/wp-json\/wp\/v2\/tags?post=15745"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}