{"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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/","title":{"rendered":"\u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06cc\u0633\u062a \u0648 \u0686\u0631\u0627 \u0645\u0631\u062a\u0628\u0637 \u0627\u0633\u062a\u061f"},"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\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/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=\"Change Table of Contents Status\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#How_Do_You_Use_the_Butterfly_Valve_CV_Factor_Formula\" >\u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0641\u0631\u0645\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645\u061f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Key_Reasons_Why_CV_Calculation_Matters\" >\u062f\u0644\u0627\u06cc\u0644 \u06a9\u0644\u06cc\u062f\u06cc \u0627\u0647\u0645\u06cc\u062a \u0645\u062d\u0627\u0633\u0628\u0647 CV<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#What_is_the_Relationship_Between_Butterfly_Valve_Cv_vs_percent_open\" >\u0631\u0627\u0628\u0637\u0647 \u0628\u06cc\u0646 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u062f\u0631\u0635\u062f \u0628\u0627\u0632 \u0628\u0648\u062f\u0646 \u0686\u06cc\u0633\u062a\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Factors_That_Affect_the_CV_Value\" >\u0639\u0648\u0627\u0645\u0644\u06cc \u06a9\u0647 \u0628\u0631 \u0645\u0642\u062f\u0627\u0631 CV \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Why_CV_Matters_for_B2B_Procurement\" >\u0686\u0631\u0627 CV \u0628\u0631\u0627\u06cc \u062a\u062f\u0627\u0631\u06a9\u0627\u062a B2B \u0627\u0647\u0645\u06cc\u062a \u062f\u0627\u0631\u062f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Conclusion\" >\u0646\u062a\u06cc\u062c\u0647<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#Frequently_Asked_Questions_FAQs\" >\u0633\u0648\u0627\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u0648\u0644 (FAQ)<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#1_What_is_a_good_Cv_value_for_a_butterfly_valve\" >1. \u0645\u0642\u062f\u0627\u0631 CV \u062e\u0648\u0628 \u0628\u0631\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06cc\u0633\u062a\u061f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#2_How_do_I_find_the_Cv_factor_table_for_my_valve_size\" >2. \u0686\u06af\u0648\u0646\u0647 \u062c\u062f\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0646\u062f\u0627\u0632\u0647 \u0634\u06cc\u0631 \u062e\u0648\u062f \u067e\u06cc\u062f\u0627 \u06a9\u0646\u0645\u061f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#3_Does_CV_change_with_the_valve_material\" >3. \u0622\u06cc\u0627 CV \u0628\u0627 \u062c\u0646\u0633 \u0634\u06cc\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/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\/fa\/blog\/butterfly-valve\/what-butterfly-valve-cv-value-flow-coefficient\/#4_Can_I_estimate_flow_without_a_calculator\" >4. \u0622\u06cc\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0645 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0645\u0627\u0634\u06cc\u0646 \u062d\u0633\u0627\u0628 \u062a\u062e\u0645\u06cc\u0646 \u0628\u0632\u0646\u0645\u061f<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 <strong>\u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc <\/strong>\u0645\u0639\u06cc\u0627\u0631\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0634\u062f\u0647 \u0627\u0632 \u0638\u0631\u0641\u06cc\u062a \u062c\u0631\u06cc\u0627\u0646 \u0622\u0646 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0645\u06cc\u200c\u06af\u0648\u06cc\u062f \u06a9\u0647 \u06cc\u06a9 \u0634\u06cc\u0631 \u062f\u0631 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0645\u0634\u062e\u0635\u060c \u0686\u0647 \u0645\u0642\u062f\u0627\u0631 \u0633\u06cc\u0627\u0644 \u0631\u0627 \u0639\u0628\u0648\u0631 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0645\u0642\u062f\u0627\u0631 CV \u06cc\u0627 <a href=\"https:\/\/www.xintaivalves.com\/fa\/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\">\u0636\u0631\u06cc\u0628 \u062c\u0631\u06cc\u0627\u0646<\/a> \u0628\u0647 \u06af\u0627\u0644\u0646 \u0622\u0645\u0631\u06cc\u06a9\u0627\u06cc\u06cc \u062f\u0631 \u062f\u0642\u06cc\u0642\u0647 \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u062f\u0631 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 1 psi \u0627\u0632 \u0634\u06cc\u0631 \u0639\u0628\u0648\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0627\u0632 <strong>\u0645\u062d\u0627\u0633\u0628\u0647 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc <\/strong>\u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u0627\u0646\u062f\u0627\u0632\u0647 \u0635\u062d\u06cc\u062d \u0634\u06cc\u0631. \u062a\u06cc\u0645\u200c\u0647\u0627\u06cc \u062a\u062f\u0627\u0631\u06a9\u0627\u062a \u0627\u06cc\u0646 \u0645\u0634\u062e\u0635\u0627\u062a \u0631\u0627 \u0628\u06cc\u0646 \u062a\u0627\u0645\u06cc\u0646\u200c\u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u0642\u0628\u0644 \u0627\u0632 \u062b\u0628\u062a \u0633\u0641\u0627\u0631\u0634.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0646\u062a\u062e\u0627\u0628 \u0627\u0634\u062a\u0628\u0627\u0647 CV \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0627\u0639\u062b \u0639\u0645\u0644\u06a9\u0631\u062f \u0636\u0639\u06cc\u0641 \u0634\u0648\u062f <a href=\"https:\/\/www.xintaivalves.com\/fa\/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\">\u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646<\/a> \u06cc\u0627 \u0627\u062a\u0644\u0627\u0641 \u0627\u0646\u0631\u0698\u06cc \u067e\u0645\u067e \u0634\u0648\u062f. \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0641\u0631\u0645\u0648\u0644 \u0631\u0627 \u062a\u0648\u0636\u06cc\u062d \u0645\u06cc\u200c\u062f\u0647\u062f\u060c, <strong>\u0646\u0645\u0648\u062f\u0627\u0631 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong>, \u0648 \u062c\u062f\u0627\u0648\u0644\u06cc \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u062f\u0642\u06cc\u0642 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f.<\/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>\u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0641\u0631\u0645\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645\u061f<\/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=\"\u0641\u0631\u0645\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc\" 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\">\u0645\u062d\u0627\u0633\u0628\u0647 <strong>\u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u062d\u06cc\u0627\u062a\u06cc \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0634\u06cc\u0631 \u0634\u0645\u0627 \u062f\u0631 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u06cc\u0627 \u0633\u06cc\u0633\u062a\u0645 \u0635\u0646\u0639\u062a\u06cc \u0634\u0645\u0627 \u0628\u0647 \u062f\u0631\u0633\u062a\u06cc \u0639\u0645\u0644 \u062e\u0648\u0627\u0647\u062f \u06a9\u0631\u062f \u06cc\u0627 \u062e\u06cc\u0631.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0628\u0647 \u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u067e\u0645\u067e\u200c\u0647\u0627 \u0631\u0627 \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u06a9\u0631\u062f\u0647 \u0648 \u0642\u0637\u0631 \u0644\u0648\u0644\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u062f\u0631\u0633\u062a\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u0646\u062f. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u062a\u0627\u0645\u06cc\u0646\u200c\u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u0622\u0646\u0644\u0627\u06cc\u0646 \u0631\u0627\u06cc\u06af\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f <strong>\u0645\u0627\u0634\u06cc\u0646 \u062d\u0633\u0627\u0628 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u06cc\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0635\u0641\u062d\u0647 \u06af\u0633\u062a\u0631\u062f\u0647 \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u0645\u0646\u0638\u0648\u0631.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0641\u0631\u0645\u0648\u0644 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 CV \u0628\u0631\u0627\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0645\u0627\u06cc\u0639 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u067e\u0627\u06cc\u0647 <strong>\u0641\u0631\u0645\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u0627\u0633\u062a <em>Cv = Q x \u062c\u0630\u0631 (SG \/ dP<\/em>).&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Q \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u0628\u0631 \u062d\u0633\u0628 \u06af\u0627\u0644\u0646 \u062f\u0631 \u062f\u0642\u06cc\u0642\u0647 \u0627\u0633\u062a. SG \u06af\u0631\u0627\u0646\u0634 \u0645\u062e\u0635\u0648\u0635 \u0633\u06cc\u0627\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0622\u0628 \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 1 \u0627\u0633\u062a.<\/li>\n\n\n\n<li>dP \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u062f\u0631 \u0633\u0631\u0627\u0633\u0631 \u0634\u06cc\u0631 \u0628\u0631 \u062d\u0633\u0628 psi \u0627\u0633\u062a. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0622\u0628 \u0628\u0627 \u0633\u0631\u0639\u062a 100 GPM \u0628\u0627 \u0627\u0641\u062a 4 psi \u062c\u0631\u06cc\u0627\u0646 \u06cc\u0627\u0628\u062f\u060c Cv \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 50 \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u0645\u062a\u0631\u06cc\u06a9 \u0627\u063a\u0644\u0628 \u0627\u0632 Kv \u0628\u0647 \u062c\u0627\u06cc Cv \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f. Kv \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 0.865 \u0628\u0631\u0627\u0628\u0631 Cv \u0628\u0631\u0627\u06cc \u0647\u0645\u0627\u0646 \u0634\u06cc\u0631 \u0627\u0633\u062a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Reasons_Why_CV_Calculation_Matters\"><\/span><strong>\u062f\u0644\u0627\u06cc\u0644 \u06a9\u0644\u06cc\u062f\u06cc \u0627\u0647\u0645\u06cc\u062a \u0645\u062d\u0627\u0633\u0628\u0647 CV<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0635\u062d\u06cc\u062d \u0634\u06cc\u0631 <\/strong>\u2013 \u0627\u06cc\u0646 \u0645\u0647\u0645\u062a\u0631\u06cc\u0646 \u0639\u0627\u0645\u0644 \u062f\u0631 \u062a\u0639\u06cc\u06cc\u0646 \u0638\u0631\u0641\u06cc\u062a \u062c\u0631\u06cc\u0627\u0646 \u0627\u0633\u062a. CV \u0633\u062a\u0648\u0646 \u0641\u0642\u0631\u0627\u062a <a href=\"https:\/\/www.xintaivalves.com\/fa\/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\">\u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0634\u06cc\u0631<\/a> \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0627\u0633\u062a. \u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0635\u062d\u06cc\u062d \u0634\u06cc\u0631\u060c \u062c\u0631\u06cc\u0627\u0646 \u06a9\u0627\u0641\u06cc \u0631\u0627 \u0628\u062f\u0648\u0646 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u06cc\u0627 \u06a9\u0648\u0686\u06a9 \u06a9\u0631\u062f\u0646 \u0634\u06cc\u0631 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f.\u00a0<\/li>\n\n\n\n<li><strong>\u0627\u0632 \u0645\u0634\u06a9\u0644\u0627\u062a \u0639\u0645\u0644\u06a9\u0631\u062f \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc \u06a9\u0646\u062f <\/strong>\u2013 \u062f\u0631 \u0632\u06cc\u0631 \u062c\u062f\u0648\u0644\u06cc \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0645\u0634\u06a9\u0644\u0627\u062a \u0648 \u0639\u0644\u0644 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062e\u0644\u0627\u0635\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0645\u0634\u06a9\u0644<\/strong><\/td><td><strong>\u0627\u06af\u0631 CV \u062e\u06cc\u0644\u06cc \u06a9\u0645 \u0628\u0627\u0634\u062f<\/strong><\/td><td><strong>\u0627\u06af\u0631 CV \u062e\u06cc\u0644\u06cc \u0632\u06cc\u0627\u062f \u0628\u0627\u0634\u062f<\/strong><\/td><\/tr><tr><td><strong>\u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646<\/strong><\/td><td>\u06a9\u0627\u0647\u0634 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646<\/td><td>\u2014<\/td><\/tr><tr><td><strong>\u0627\u0641\u062a \u0641\u0634\u0627\u0631<\/strong><\/td><td>\u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f<\/td><td>\u2014<\/td><\/tr><tr><td><strong>\u0627\u0646\u0631\u0698\u06cc<\/strong><\/td><td>\u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u0635\u0631\u0641 \u0627\u0646\u0631\u0698\u06cc \u067e\u0645\u067e<\/td><td>\u06f1. \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u0635\u0631\u0641 \u0627\u0646\u0631\u0698\u06cc.<\/td><\/tr><tr><td><strong>\u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f<\/strong><\/td><td>\u2014<\/td><td>\u06f2. \u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646 \u0636\u0639\u06cc\u0641 \u0648 \u0646\u0627\u067e\u0627\u06cc\u062f\u0627\u0631\u06cc.<\/td><\/tr><tr><td><strong>\u0633\u06cc\u0633\u062a\u0645<\/strong><\/td><td>\u2014<\/td><td>\u0634\u0631\u0627\u06cc\u0637 \u062c\u0631\u06cc\u0627\u0646 \u0646\u0627\u067e\u0627\u06cc\u062f\u0627\u0631\u060c \u0622\u0633\u06cc\u0628 \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u0634\u06cc\u0631.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u2013 <\/strong>\u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0627\u0632 \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0648 \u062a\u062e\u0645\u06cc\u0646 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u062e\u0637 \u0644\u0648\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 \u0628\u0647 \u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f \u0633\u06cc\u0633\u062a\u0645 \u0633\u06cc\u0627\u0644 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u0627\u0646\u062a\u062e\u0627\u0628 \u0648 \u0645\u0642\u0627\u06cc\u0633\u0647 \u062f\u0642\u06cc\u0642 \u0634\u06cc\u0631 \u2013 <\/strong>\u06cc\u06a9 \u0645\u0639\u06cc\u0627\u0631 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0628\u0647 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0638\u0631\u0641\u06cc\u062a \u062c\u0631\u06cc\u0627\u0646 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641 \u0634\u06cc\u0631\u060c \u0642\u0627\u0628\u0644\u06cc\u062a\u200c\u0647\u0627\u06cc Cv \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0634\u06cc\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0627\u0631\u0627\u06cc 50 \u062a\u0627 200+ Cv \u0647\u0633\u062a\u0646\u062f\u060c \u0628\u0631\u0627\u06cc \u0638\u0631\u0641\u06cc\u062a\u200c\u0647\u0627\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0628\u0627\u0644\u0627 \u0645\u0642\u0631\u0648\u0646 \u0628\u0647 \u0635\u0631\u0641\u0647 \u0647\u0633\u062a\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc \u0627\u0646\u0631\u0698\u06cc \u0648 \u0635\u0631\u0641\u0647\u200c\u062c\u0648\u06cc\u06cc \u062f\u0631 \u0647\u0632\u06cc\u0646\u0647 \u2013 <\/strong>\u062a\u0637\u0627\u0628\u0642 CV \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0631\u0627 \u0628\u0647 \u062d\u062f\u0627\u0642\u0644 \u0645\u06cc\u200c\u0631\u0633\u0627\u0646\u062f\u060c \u0647\u0632\u06cc\u0646\u0647\u200c\u0647\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0627\u0632 \u0627\u062a\u0644\u0627\u0641 \u0627\u0646\u0631\u0698\u06cc \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u0646\u0627\u062f\u0631\u0633\u062a \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.\u00a0<\/li>\n\n\n\n<li><strong>\u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u2013 <\/strong>CV \u0645\u0646\u0627\u0633\u0628 \u067e\u0627\u0633\u062e \u06a9\u0646\u062a\u0631\u0644\u06cc \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0645\u06cc\u200c\u0628\u062e\u0634\u062f\u060c \u0627\u0632 \u0646\u0648\u0633\u0627\u0646\u0627\u062a \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0628\u0631\u0627\u06cc \u06a9\u0646\u062a\u0631\u0644 \u067e\u0627\u06cc\u062f\u0627\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.\u00a0<\/li>\n\n\n\n<li><strong>\u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u0648 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u2013 <\/strong>\u0627\u06cc\u0646 \u0628\u0647 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u062a\u062e\u0631\u06cc\u0628 \u0634\u06cc\u0631 \u062f\u0631 \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u067e\u0631\u062f\u0627\u0632\u0634 \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062f\u0631 Cv \u0648\u0627\u0642\u0639\u06cc \u0627\u063a\u0644\u0628 \u0646\u0634\u0627\u0646\u200c\u062f\u0647\u0646\u062f\u0647 \u0633\u0627\u06cc\u0634\u060c \u0627\u0646\u0633\u062f\u0627\u062f \u06cc\u0627 \u0645\u0634\u06a9\u0644\u0627\u062a \u0646\u0635\u0628 \u0627\u0633\u062a.\u00a0<\/li>\n\n\n\n<li><strong>\u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0633\u06cc\u0633\u062a\u0645 \u2013 <\/strong>\u0627\u0646\u062a\u062e\u0627\u0628 \u0635\u062d\u06cc\u062d CV \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u062e\u0637 \u0644\u0648\u0644\u0647 \u0631\u0627 \u062a\u062b\u0628\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u0632 \u062a\u062e\u0631\u06cc\u0628 \u0632\u0648\u062f\u0631\u0633 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u06a9\u0631\u062f\u0647 \u0648 \u0627\u0641\u062a \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u0645\u0648\u0636\u0639\u06cc \u0631\u0627 \u0627\u0632 \u0628\u06cc\u0646 \u0645\u06cc\u200c\u0628\u0631\u062f.<\/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>\u0631\u0627\u0628\u0637\u0647 \u0628\u06cc\u0646 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u062f\u0631\u0635\u062f \u0628\u0627\u0632 \u0628\u0648\u062f\u0646 \u0686\u06cc\u0633\u062a\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0631\u0627\u0628\u0637\u0647 \u0628\u06cc\u0646 <strong>Cv \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0648 \u062f\u0631\u0635\u062f \u0628\u0627\u0632 \u0628\u0648\u062f\u0646<\/strong> \u062e\u0637\u06cc \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0632\u0648\u0627\u06cc\u0627\u06cc \u0628\u0627\u0632 \u0634\u062f\u0646 \u06a9\u0645\u060c \u0632\u06cc\u0631 20 \u062f\u0631\u062c\u0647\u060c Cv \u0628\u0633\u06cc\u0627\u0631 \u067e\u0627\u06cc\u06cc\u0646 \u0628\u0627\u0642\u06cc \u0645\u06cc\u200c\u0645\u0627\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u06cc\u0646 30 \u062a\u0627 70 \u062f\u0631\u062c\u0647\u060c Cv \u0628\u0627 \u0647\u0631 \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0648\u0686\u06a9 \u0628\u0647 \u0634\u062f\u062a \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f. \u067e\u0633 \u0627\u0632 70 \u062f\u0631\u062c\u0647\u060c \u0628\u0627\u0632 \u0634\u062f\u0646 \u0627\u0636\u0627\u0641\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0627\u0636\u0627\u0641\u06cc \u06a9\u0645\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u06cc\u0646 30 \u062a\u0627 70 \u062f\u0631\u062c\u0647\u060c \u0634\u06cc\u0631 \u0645\u0634\u062e\u0635\u0647 \u062c\u0631\u06cc\u0627\u0646 \u0630\u0627\u062a\u06cc \u062f\u0631\u0635\u062f \u0645\u0633\u0627\u0648\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u0627\u0633\u062a \u06a9\u0647 Cv \u0628\u0627 \u062a\u0646\u0638\u06cc\u0645\u0627\u062a \u062c\u0632\u0626\u06cc \u0632\u0627\u0648\u06cc\u0647\u200c\u0627\u06cc \u0628\u0647 \u0635\u0648\u0631\u062a \u0646\u0645\u0627\u06cc\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0645\u0646\u062d\u0646\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0634\u06cc\u0631 \u06a9\u0646\u062a\u0631\u0644 \u0645\u0647\u0645 \u0627\u0633\u062a. \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0646\u0627\u06af\u0647\u0627\u0646\u06cc \u062c\u0631\u06cc\u0627\u0646\u060c \u0628\u0647 \u06a9\u0646\u062a\u0631\u0644 \u062f\u0642\u06cc\u0642 \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u0645\u06cc\u0627\u0646\u06cc \u0634\u06cc\u0628\u200c\u062f\u0627\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factors_That_Affect_the_CV_Value\"><\/span><strong>\u0639\u0648\u0627\u0645\u0644\u06cc \u06a9\u0647 \u0628\u0631 \u0645\u0642\u062f\u0627\u0631 CV \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f<\/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=\"\u0639\u0648\u0627\u0645\u0644\u06cc \u06a9\u0647 \u0628\u0631 \u0645\u0642\u062f\u0627\u0631 CV \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f\" 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\">\u0686\u0646\u062f\u06cc\u0646 \u0639\u0627\u0645\u0644 \u0628\u0631 \u0631\u062a\u0628\u0647 \u0646\u0647\u0627\u06cc\u06cc CV \u06cc\u06a9 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f. \u0627\u0646\u062f\u0627\u0632\u0647 \u0634\u06cc\u0631 \u0628\u06cc\u0634\u062a\u0631\u06cc\u0646 \u062a\u0623\u062b\u06cc\u0631 \u0631\u0627 \u062f\u0627\u0631\u062f\u060c \u0632\u06cc\u0631\u0627 \u062d\u0641\u0631\u0647\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af\u062a\u0631 \u0633\u06cc\u0627\u0644 \u0628\u06cc\u0634\u062a\u0631\u06cc \u0631\u0627 \u0639\u0628\u0648\u0631 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0637\u0631\u0627\u062d\u06cc \u062f\u06cc\u0633\u06a9 \u0646\u06cc\u0632 \u0645\u0647\u0645 \u0627\u0633\u062a. \u062f\u06cc\u0633\u06a9\u200c\u0647\u0627\u06cc \u062e\u0627\u0631\u062c \u0627\u0632 \u0645\u0631\u06a9\u0632 \u0627\u063a\u0644\u0628 \u062f\u0631 \u0647\u0645\u0627\u0646 \u0627\u0646\u062f\u0627\u0632\u0647 \u0627\u0633\u0645\u06cc \u0628\u0647 CV \u0628\u0627\u0644\u0627\u062a\u0631\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 \u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 \u062f\u0633\u062a \u0645\u06cc\u200c\u06cc\u0627\u0628\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062c\u0646\u0633 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0648 \u0636\u062e\u0627\u0645\u062a \u0644\u0627\u06cc\u0646\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0646\u0627\u062d\u06cc\u0647 \u062c\u0631\u06cc\u0627\u0646 \u0645\u0624\u062b\u0631 \u0631\u0627 \u06a9\u0645\u06cc \u06a9\u0627\u0647\u0634 \u062f\u0647\u062f. \u0633\u0628\u06a9 \u0628\u062f\u0646\u0647\u060c \u0645\u0627\u0646\u0646\u062f \u0648\u06cc\u0641\u0631\u060c \u0644\u0627\u06af \u06cc\u0627 \u0641\u0644\u0646\u062c\u200c\u062f\u0627\u0631\u060c \u062a\u0623\u062b\u06cc\u0631 \u06a9\u0648\u0686\u06a9\u062a\u0631\u06cc \u0627\u0645\u0627 \u0642\u0627\u0628\u0644 \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u0628\u0631 CV \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>\u0645\u062d\u0635\u0648\u0644 \u0628\u0631\u062c\u0633\u062a\u0647 \u0642\u0647\u0631\u0645\u0627\u0646<\/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\/fa\/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=\"\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647 \u0627\u06cc\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\ud83d\udee0 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/div>\n    <div class=\"hero-description\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0628\u0627 \u0645\u0647\u0646\u062f\u0633\u06cc \u062f\u0642\u06cc\u0642 \u0628\u0631\u0627\u06cc \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0627\u0631\u0622\u0645\u062f \u062c\u0631\u06cc\u0627\u0646 \u062f\u0631 \u0627\u0646\u0648\u0627\u0639 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0635\u0646\u0639\u062a\u06cc. \u0639\u0645\u0644\u06a9\u0631\u062f \u0642\u0627\u0628\u0644 \u0627\u0639\u062a\u0645\u0627\u062f \u0628\u0631\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u0641\u0634\u0627\u0631 \u0628\u0627\u0644\u0627 \u0648 \u067e\u0627\u06cc\u06cc\u0646.<\/div>\n    <span class=\"hero-link\">\u0645\u062d\u0635\u0648\u0644 \u0631\u0627 \u06a9\u0627\u0648\u0634 \u06a9\u0646\u06cc\u062f<\/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>\u0686\u0631\u0627 CV \u0628\u0631\u0627\u06cc \u062a\u062f\u0627\u0631\u06a9\u0627\u062a B2B \u0627\u0647\u0645\u06cc\u062a \u062f\u0627\u0631\u062f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0642\u0627\u06cc\u0633\u0647 <strong>\u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u062f\u0631 \u0628\u06cc\u0646 \u062a\u0627\u0645\u06cc\u0646\u200c\u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u0628\u0647 \u062e\u0631\u06cc\u062f\u0627\u0631\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0627\u0632 \u0645\u0634\u062e\u0635\u0627\u062a \u0646\u0627\u0645\u062a\u0646\u0627\u0633\u0628 \u0627\u062c\u062a\u0646\u0627\u0628 \u06a9\u0646\u0646\u062f. \u0634\u06cc\u0631\u06cc \u0628\u0627 CV \u0646\u0627\u06a9\u0627\u0641\u06cc \u0628\u0627\u0639\u062b \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0627\u0636\u0627\u0641\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0627\u0646\u0631\u0698\u06cc \u067e\u0645\u067e \u0631\u0627 \u0647\u062f\u0631 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u06cc\u06a9 \u0634\u06cc\u0631 \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0628\u0632\u0631\u06af \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u06a9\u0645\u060c \u06a9\u0646\u062a\u0631\u0644 \u0636\u0639\u06cc\u0641\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f. \u062f\u0631\u062e\u0648\u0627\u0633\u062a <strong>\u0646\u0645\u0648\u062f\u0627\u0631 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u0648 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0622\u0632\u0645\u0627\u06cc\u0634 \u062f\u0631 \u0645\u0631\u062d\u0644\u0647 \u0642\u06cc\u0645\u062a\u200c\u06af\u0630\u0627\u0631\u06cc\u060c \u062c\u062f\u0648\u0644 \u0632\u0645\u0627\u0646\u06cc \u0648 \u0628\u0648\u062f\u062c\u0647 \u067e\u0631\u0648\u0698\u0647 \u0634\u0645\u0627 \u0631\u0627 \u0645\u062d\u0627\u0641\u0638\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\u0646\u062a\u06cc\u062c\u0647<\/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=\"\u062a\u0637\u0627\u0628\u0642 CV\u060c \u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc \u0627\u0646\u0631\u0698\u06cc \u0648 \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9\u06cc \u0628\u0647\u06cc\u0646\u0647 \u062e\u0637 \u0644\u0648\u0644\u0647 \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f.\" 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\">\u062f\u0631\u06a9 \u06a9\u0631\u062f\u0646 <strong>\u0645\u062d\u0627\u0633\u0628\u0647 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0634\u06cc\u0631\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0627 \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u062c\u0631\u06cc\u0627\u0646 \u0648 \u0641\u0634\u0627\u0631 \u0633\u06cc\u0633\u062a\u0645 \u0634\u0645\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f. Xintai Valve \u06cc\u06a9 <strong>\u0645\u062d\u0627\u0633\u0628\u0647 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u0627\u0628\u0632\u0627\u0631 \u0622\u0646\u0644\u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u062d\u0627\u0633\u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u0634\u06cc\u0631 \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xintai Valves \u0647\u0645\u0686\u0646\u06cc\u0646 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 ISO 9001 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0634\u062f\u0647\u200c\u0627\u0646\u062f\u060c, <a href=\"https:\/\/www.xintaivalves.com\/fa\/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>, \u0648 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc EN 593. \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u0645\u0627 \u062f\u0627\u0631\u0627\u06cc \u06af\u0648\u0627\u0647\u06cc\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc CE \u0648 API \u0627\u0633\u062a \u0648 \u0628\u0647 \u0628\u06cc\u0634 \u0627\u0632 60 \u06a9\u0634\u0648\u0631 \u0635\u0627\u062f\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/fa\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0628\u0627 \u062a\u06cc\u0645 \u0641\u0646\u06cc Xintai Valves \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/a> \u0628\u0631\u0627\u06cc \u06cc\u06a9 <strong>\u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc PDF<\/strong> \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 \u0627\u0644\u0632\u0627\u0645\u0627\u062a \u067e\u0631\u0648\u0698\u0647 \u0634\u0645\u0627.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQs\"><\/span><strong>\u0633\u0648\u0627\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u0648\u0644 (FAQ)<\/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. \u0645\u0642\u062f\u0627\u0631 CV \u062e\u0648\u0628 \u0628\u0631\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06cc\u0633\u062a\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CV \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0628\u0647 \u0646\u0631\u062e \u062c\u0631\u06cc\u0627\u0646 \u0633\u06cc\u0633\u062a\u0645 \u0648 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0645\u062c\u0627\u0632 \u0634\u0645\u0627 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f. CV \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0631\u0627 \u0627\u0632 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u062e\u0648\u062f \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f\u060c \u0633\u067e\u0633 \u0622\u0646 \u0631\u0627 \u0628\u0627 \u0627\u0646\u062f\u0627\u0632\u0647 \u0634\u06cc\u0631 \u0627\u0632 \u062c\u062f\u0648\u0644 \u0633\u0627\u0632\u0646\u062f\u0647 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0647\u06cc\u062f.<\/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. \u0686\u06af\u0648\u0646\u0647 \u062c\u062f\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0646\u062f\u0627\u0632\u0647 \u0634\u06cc\u0631 \u062e\u0648\u062f \u067e\u06cc\u062f\u0627 \u06a9\u0646\u0645\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062f\u0631\u062e\u0648\u0627\u0633\u062a \u06a9\u0646\u06cc\u062f <strong>\u062c\u062f\u0648\u0644 \u0636\u0631\u06cc\u0628 CV \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u06cc\u0627 PDF \u0631\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0627\u0632 \u0633\u0627\u0632\u0646\u062f\u0647 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f. Xintai Valves \u0627\u06cc\u0646 \u0628\u0631\u06af\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0631\u0627 \u0628\u0627 \u0647\u0631 \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u0645\u062d\u0635\u0648\u0644 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/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. \u0622\u06cc\u0627 CV \u0628\u0627 \u062c\u0646\u0633 \u0634\u06cc\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062c\u0646\u0633 \u0628\u062f\u0646\u0647 \u0648 \u062f\u06cc\u0633\u06a9 \u062a\u0623\u062b\u06cc\u0631 \u06a9\u0645\u06cc \u0628\u0631 CV \u062f\u0627\u0631\u0646\u062f. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0636\u062e\u0627\u0645\u062a \u0644\u0627\u06cc\u0646\u0631 \u062f\u0631 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0644\u0627\u06cc\u0646\u0631 \u062f\u0627\u0631 PTFE \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06a9\u0645\u06cc \u0645\u0633\u0627\u062d\u062a \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 \u0628\u0627 \u0644\u0627\u06cc\u0646\u0631\u0647\u0627\u06cc \u0636\u062e\u06cc\u0645 \u0627\u0644\u0627\u0633\u062a\u0648\u0645\u0631\u06cc \u06cc\u0627 PTFE \u0642\u0637\u0631 \u062f\u0627\u062e\u0644\u06cc \u0627\u0633\u0645\u06cc \u0631\u0627 2 \u062a\u0627 5% \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f. \u0627\u06cc\u0646 \u0627\u0645\u0631 \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 CV \u0648\u0627\u0642\u0639\u06cc \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0634\u06cc\u0631 \u0628\u062f\u0648\u0646 \u0644\u0627\u06cc\u0646\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/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>\u0622\u06cc\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0645 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0645\u0627\u0634\u06cc\u0646 \u062d\u0633\u0627\u0628 \u062a\u062e\u0645\u06cc\u0646 \u0628\u0632\u0646\u0645\u061f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0644\u0647. \u0627\u0632 \u0641\u0631\u0645\u0648\u0644 \u0628\u0627\u0632\u0622\u0631\u0627\u06cc\u06cc \u0634\u062f\u0647 Q = Cv x \u062c\u0630\u0631 (dP \/ SG) \u0628\u0631\u0627\u06cc \u062a\u062e\u0645\u06cc\u0646 \u062f\u0633\u062a\u06cc \u0633\u0631\u06cc\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0647\u0646\u06af\u0627\u0645 \u0627\u0631\u0627\u0626\u0647 \u062a\u062e\u0645\u06cc\u0646 \u0645\u0631\u0627\u0642\u0628 \u0628\u0627\u0634\u06cc\u062f. \u0639\u062f\u0645 \u062f\u0642\u062a \u062c\u0632\u0626\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062a\u0623\u062b\u06cc\u0631 \u0632\u06cc\u0627\u062f\u06cc \u0628\u0631 \u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc \u067e\u0631\u0648\u0698\u0647 \u0634\u0645\u0627 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/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\/fa\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">\u062f\u0631\u06cc\u0627\u0641\u062a \u0642\u06cc\u0645\u062a<\/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\/fa\/wp-json\/wp\/v2\/posts\/15745","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/comments?post=15745"}],"version-history":[{"count":3,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts\/15745\/revisions"}],"predecessor-version":[{"id":15753,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts\/15745\/revisions\/15753"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/media\/15746"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/media?parent=15745"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/categories?post=15745"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/tags?post=15745"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}