{"id":9469,"date":"2026-10-01T09:04:00","date_gmt":"2026-10-01T09:04:00","guid":{"rendered":"https:\/\/www.desopipe.com\/?p=9469"},"modified":"2026-11-02T13:37:17","modified_gmt":"2026-11-02T13:37:17","slug":"pp-rct-pipe-sizing-commercial-hot-water-hvac","status":"publish","type":"post","link":"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/","title":{"rendered":"\u062f\u0644\u064a\u0644 \u0627\u0644\u0645\u0634\u062a\u0631\u064a: \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0644\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0633\u0627\u062e\u0646\u0629 \u0648\u0627\u0644\u062a\u0643\u064a\u064a\u0641 \u0648\u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" 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href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Why_Does_PP-RCT_Pipe_Sizing_Start_Before_the_RFQ\" >\u0644\u0645\u0627\u0630\u0627 \u064a\u0628\u062f\u0623 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0642\u0628\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Which_Design_Inputs_Turn_a_Project_Brief_Into_a_Sizing_Schedule\" >\u0645\u0627 \u0647\u064a \u0645\u062f\u062e\u0644\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062a\u064a \u062a\u062d\u0648\u0644 \u0645\u0648\u062c\u0632 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0625\u0644\u0649 \u062c\u062f\u0648\u0644 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645\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.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#How_Should_You_Separate_Main_Riser_and_Branch_Sizing\" >\u0643\u064a\u0641 \u064a\u062c\u0628 \u0641\u0635\u0644 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0648\u0627\u0644\u0631\u0627\u0641\u0639 \u0648\u0627\u0644\u0641\u0631\u0639\u064a\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Why_Is_the_Main_Sized_From_Its_Downstream_Demand\" >\u0644\u0645\u0627\u0630\u0627 \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 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\u0641\u064a \u0639\u0631\u0636 \u0633\u0639\u0631\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.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#What_Eight_Fields_Make_a_PP-RCT_Pipe_RFQ_Complete\" >\u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u0642\u0648\u0644 \u0627\u0644\u062b\u0645\u0627\u0646\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062c\u0639\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0643\u0627\u0645\u0644\u0627\u064b\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#How_Should_You_Compare_Quotations_Before_You_Approve_One\" >\u0643\u064a\u0641 \u062a\u0642\u0627\u0631\u0646 \u0639\u0631\u0648\u0636 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href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Can_You_Size_PP-RCT_Pipe_From_Flow_Rate_Alone\" >\u0647\u0644 \u064a\u0645\u0643\u0646\u0643 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u062d\u062f\u0647\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Is_a_Larger_Pipe_Always_Safer\" >\u0647\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0643\u0628\u0631 \u062f\u0627\u0626\u0645\u064b\u0627 \u0623\u0643\u062b\u0631 \u0623\u0645\u0627\u0646\u064b\u0627\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#Does_a_Certificate_Cover_Every_PP-RCT_Size\" >\u0647\u0644 \u062a\u063a\u0637\u064a \u0627\u0644\u0634\u0647\u0627\u062f\u0629 \u0643\u0644 \u062d\u062c\u0645 \u0645\u0646 \u0623\u062d\u062c\u0627\u0645 PP-RCT\u061f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/#What_Should_You_Send_With_the_Final_Enquiry\" >\u0645\u0627\u0630\u0627 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0631\u0633\u0644 \u0645\u0639 \u0627\u0644\u0627\u0633\u062a\u0641\u0633\u0627\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u061f<\/a><\/li><\/ul><\/nav><\/div>\n\n<style data-wp-block-html=\"css\">\n.hero-card {       display: flex;       flex-wrap: wrap;       align-items: center;       background: #f7f8fa;       border-radius: 16px;       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\u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0639\u0645\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0633\u0627\u0626\u0644\u060c \u0648\u0627\u0644\u0645\u0633\u0627\u0631\u060c \u0648\u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0637\u0628\u0642. \u0642\u0633\u0651\u0645 \u0627\u0644\u0645\u0633\u0627\u0631 \u0625\u0644\u0649 \u0635\u0641\u0648\u0641 \u0644\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0648\u0627\u0644\u0631\u0627\u0641\u0639 \u0648\u0627\u0644\u0641\u0631\u0639\u064a. \u062a\u0633\u0631\u062f \u0635\u0641\u062d\u0629 PP-RCT \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0640 DESO \u0646\u0637\u0627\u0642\u064b\u0627 \u0645\u0646 20-160 \u0645\u0645 \u0648\u062e\u064a\u0627\u0631\u0627\u062a SDR \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0648\u0644\u0643\u0646 \u0642\u0645 \u0628\u062a\u0623\u0643\u064a\u062f \u062c\u062f\u0648\u0644 SKU \u0627\u0644\u062d\u0627\u0644\u064a\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0646\u0637\u0627\u0642 \u0627\u0644\u0634\u0647\u0627\u062f\u0629 \u0644\u0644\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0645\u062d\u062f\u062f \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Does_PP-RCT_Pipe_Sizing_Start_Before_the_RFQ\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u064a\u0628\u062f\u0623 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0642\u0628\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0633\u062a\u0641\u0633\u0627\u0631 \u064a\u0642\u0648\u0644 \u201cDN50\u060c PN20\u060c \u0645\u0627\u0621 \u0633\u0627\u062e\u0646\u201d \u064a\u0639\u0637\u064a \u0627\u0644\u0645\u0648\u0631\u062f \u062a\u0633\u0645\u064a\u0629\u060c \u0648\u0644\u064a\u0633 \u062d\u0627\u0644\u0629 \u062a\u0635\u0645\u064a\u0645. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0637\u0627\u0628\u0642 \u0639\u0631\u0636\u0627\u0646 \u0645\u0639\u0647\u0627 \u0645\u0639 \u0627\u062e\u062a\u0644\u0627\u0641\u0647\u0645\u0627 \u0641\u064a \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u060c \u0648\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u0648\u062b\u0627\u0626\u0642\u060c \u0623\u0648 \u0627\u0644\u0648\u0627\u062c\u0628 \u0627\u0644\u0645\u0641\u062a\u0631\u0636. \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0647\u064a \u0639\u0631\u0636 \u0633\u0639\u0631 \u064a\u0628\u062f\u0648 \u062f\u0642\u064a\u0642\u064b\u0627 \u0648\u0644\u0643\u0646\u0647 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u064a\u0647.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0628\u0639 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u0642\u0631\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0627\u062c\u0647 \u0627\u0644\u0645\u0634\u062a\u0631\u064a: \u0627\u0644\u062a\u0642\u0627\u0637 \u0623\u0633\u0627\u0633 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u060c \u0648\u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u0645\u0633\u0627\u0631 \u0625\u0644\u0649 \u0623\u062c\u0632\u0627\u0621\u060c \u0648\u0641\u062d\u0635 \u062d\u062c\u0645 \u062a\u062c\u0631\u064a\u0628\u064a\u060c \u0648\u062a\u062d\u062f\u064a\u062f \u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0648\u0625\u0631\u0633\u0627\u0644 \u062c\u062f\u0648\u0644 \u0643\u0627\u0645\u0644\u060c \u0648\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u0631\u062f\u0648\u062f \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0623\u062f\u0644\u0629 \u0645\u062a\u0645\u0627\u062b\u0644\u0629. \u064a\u0633\u0627\u0639\u062f\u0643 \u0639\u0644\u0649 \u0634\u0631\u0627\u0621 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0645\u062d\u0633\u0648\u0628\u0629\u061b \u0644\u0627 \u064a\u062d\u0644 \u0645\u062d\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a \u0644\u0644\u0645\u0647\u0646\u062f\u0633 \u0623\u0648 \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0645\u062d\u0644\u064a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_Design_Inputs_Turn_a_Project_Brief_Into_a_Sizing_Schedule\"><\/span>\u0645\u0627 \u0647\u064a \u0645\u062f\u062e\u0644\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062a\u064a \u062a\u062d\u0648\u0644 \u0645\u0648\u062c\u0632 \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0625\u0644\u0649 \u062c\u062f\u0648\u0644 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0637\u0644\u0628 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0643\u0627\u0641\u064a\u0629 \u0644\u0625\u0639\u0627\u062f\u0629 \u0625\u0646\u062a\u0627\u062c \u062d\u0627\u0644\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0639\u0644\u0649 \u0643\u0644 \u062e\u0637. \u0643\u062d\u062f \u0623\u062f\u0646\u0649\u060c \u0633\u062c\u0644 \u0627\u0644\u0633\u0627\u0626\u0644\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627\u060c \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0639\u0645\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0637\u0648\u0644 \u0627\u0644\u0645\u0633\u0627\u0631\u060c \u0648\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0637\u0628\u0642. \u0623\u0636\u0641 \u0645\u0648\u0642\u0639 \u0627\u0644\u0645\u0634\u0631\u0648\u0639\u060c \u0648\u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u060c \u0648\u0645\u0633\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0633\u062a\u062e\u062f\u0645 \u0648\u062d\u062f\u0627\u062a \u0645\u062a\u0633\u0642\u0629 \u0648\u062d\u062f\u062f \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062d\u0633\u0627\u0628. \u0633\u062c\u0644 \u0623\u064a\u0636\u064b\u0627 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0648\u0627\u062c\u0628 \u0647\u0648 \u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0633\u0627\u062e\u0646 \u0627\u0644\u0645\u0646\u0632\u0644\u064a\u060c \u0623\u0648 \u0627\u0644\u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0645\u0627\u0626\u064a \u0627\u0644\u0645\u063a\u0644\u0642\u060c \u0623\u0648 \u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0645\u0628\u0631\u062f\u060c \u0623\u0648 \u0645\u0627\u0621 \u0627\u0644\u0645\u0643\u062b\u0641\u061b \u064a\u0645\u0643\u0646 \u0644\u0647\u0630\u0647 \u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0641\u0631\u0636 \u0645\u0644\u0641\u0627\u062a \u062a\u0639\u0631\u064a\u0641 \u062a\u0634\u063a\u064a\u0644 \u0645\u062e\u062a\u0644\u0641\u0629. \u0627\u0644\u062a\u062f\u0641\u0642 \u0628\u0648\u062d\u062f\u0629 \u0645\u00b3\/\u0633 \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0628\u0648\u062d\u062f\u0629 \u0643\u064a\u0644\u0648 \u0628\u0627\u0633\u0643\u0627\u0644 \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0646\u0641\u064a\u0630. \u0627\u0644\u062a\u062f\u0641\u0642 \u0628\u062f\u0648\u0646 \u0648\u062d\u062f\u0627\u062a \u0644\u064a\u0633 \u0643\u0630\u0644\u0643.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0633\u062a\u062e\u062f\u0645 \u0635\u0641\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0644\u0643\u0644 \u062c\u0632\u0621 \u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a\u060c \u0648\u0644\u064a\u0633 \u0645\u0644\u062e\u0635\u064b\u0627 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0634\u0631\u0648\u0639. \u064a\u062c\u0628 \u0623\u0646 \u064a\u062d\u0645\u0644 \u0643\u0644 \u0635\u0641 \u0645\u0639\u0631\u0641 \u0627\u0644\u062c\u0632\u0621\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062a\u064a \u064a\u062e\u062f\u0645\u0647\u0627\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0645\u0642\u062a\u0631\u062d\u060c \u0648 SDR \u0623\u0648 \u0633\u0644\u0633\u0644\u0629 S\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u0641\u0642\u062f \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0635\u062f\u0631. \u0627\u062d\u062a\u0641\u0638 \u0628\u0627\u0644\u0642\u064a\u0645 \u063a\u064a\u0631 \u0627\u0644\u0645\u062d\u0644\u0648\u0644\u0629 \u0645\u0631\u0626\u064a\u0629. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0639\u0627\u0626\u0644\u0629 \u0644\u0627 \u062a\u0632\u0627\u0644 \u0645\u0641\u062a\u0648\u062d\u0629\u060c \u0642\u0627\u0631\u0646 <a href=\"https:\/\/www.desopipe.com\/ar\/product-category\/ppr-pipe\/\" rel=\"noopener noreferrer\" target=\"_blank\">\u0646\u0637\u0627\u0642 \u0623\u0646\u0627\u0628\u064a\u0628 PPR<\/a> \u0642\u0628\u0644 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062c\u062f\u0648\u0644\u061b \u064a\u0641\u062a\u0631\u0636 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0623\u0646 PP-RCT \u0642\u064a\u062f \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0628\u0627\u0644\u0641\u0639\u0644.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Should_You_Separate_Main_Riser_and_Branch_Sizing\"><\/span>\u0643\u064a\u0641 \u064a\u062c\u0628 \u0641\u0635\u0644 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0648\u0627\u0644\u0631\u0627\u0641\u0639 \u0648\u0627\u0644\u0641\u0631\u0639\u064a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1.webp\" alt=\"Decision flow diagram titled PP-RCT Pipe Sizing with three numbered steps: Design case, Segment route, and Quote basis, each with buyer check notes.\" class=\"wp-image-9467\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1.webp 1200w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-500x281.webp 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-300x169.webp 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-768x432.webp 768w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-18x10.webp 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-133x75.webp 133w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-480x270.webp 480w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-1-800x450.webp 800w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0627 \u064a\u0633\u062a\u062e\u062f\u0645 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u062a\u062f\u0641\u0642\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0628\u0646\u0649 \u0644\u0643\u0644 \u062e\u0637. \u0644\u0643\u0644 \u062c\u0632\u0621 \u0637\u0644\u0628\u0647 \u0627\u0644\u0644\u0627\u062d\u0642 \u0627\u0644\u062e\u0627\u0635 \u0628\u0647\u060c \u0648\u0642\u064a\u062f \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u062a\u0639\u0631\u0636 \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a. \u0647\u0630\u0627 \u0627\u0644\u062a\u0645\u064a\u064a\u0632 \u0647\u0648 \u0627\u0644\u0645\u0643\u0627\u0646 \u0627\u0644\u0630\u064a \u062a\u0641\u0634\u0644 \u0641\u064a\u0647 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0627\u0633\u062a\u0641\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0631\u062a\u0628\u0629 \u0628\u0634\u0643\u0644 \u062c\u064a\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Is_the_Main_Sized_From_Its_Downstream_Demand\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0644\u0627\u062d\u0642\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u0645\u0644 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u062c\u0645\u0639 \u0644\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0648\u0627\u0642\u0639\u0629 \u0623\u0633\u0641\u0644 \u0647\u0630\u0627 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0627\u0644\u0645\u062d\u062f\u062f\u060c \u0628\u0639\u062f \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u062a\u0646\u0648\u0639 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 \u0644\u0644\u0645\u0634\u0631\u0648\u0639 \u0648\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a\u0629. \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u062a\u0635\u0644 \u0644\u064a\u0633 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627 \u062a\u062f\u0641\u0642 \u062a\u0635\u0645\u064a\u0645 \u0645\u062a\u0632\u0627\u0645\u0646. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0639\u0628\u0631 \u0627\u0644\u0645\u0633\u0627\u0631 \u0648\u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0639\u0646\u062f \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0644\u0627\u062d\u0642\u0629. \u0633\u062c\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062a\u064a \u062a\u0645 \u062e\u062f\u0645\u062a\u0647\u0627\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0627\u0644\u0648\u062d\u062f\u0627\u062a\u060c \u0648\u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0645\u0642\u062a\u0631\u062d \u0648\u0627\u0644\u0633\u0644\u0633\u0644\u0629\u060c \u0648\u0627\u0644\u0641\u0642\u062f \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062d\u0633\u0627\u0628. \u0627\u0633\u0623\u0644 \u0627\u0644\u0645\u0647\u0646\u062f\u0633 \u0639\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0631\u0623\u0633 \u0627\u0644\u0645\u0636\u062e\u0629 \u0648\u0641\u062d\u0635 \u0627\u0644\u0633\u0631\u0639\u0629 \u0642\u062f \u062a\u0645 \u062a\u0636\u0645\u064a\u0646\u0647\u0645\u0627 \u0628\u0627\u0644\u0641\u0639\u0644.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Must_a_Riser_Be_Checked_at_Its_Highest_or_Remotest_Point\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u064a\u062c\u0628 \u0641\u062d\u0635 \u0627\u0644\u0631\u0627\u0641\u0639 \u0639\u0646\u062f \u0623\u0639\u0644\u0649 \u0646\u0642\u0637\u0629 \u0623\u0648 \u0623\u0628\u0639\u062f \u0646\u0642\u0637\u0629 \u0641\u064a\u0647\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u0645\u0644 \u0627\u0644\u0631\u0627\u0641\u0639 \u0627\u0644\u062a\u062f\u0641\u0642 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u0631\u0623\u0633\u064a \u0641\u0642\u0637. \u062a\u062a\u0636\u0645\u0646 \u062d\u0627\u0644\u062a\u0647 \u0627\u0644\u0637\u0648\u0627\u0628\u0642 \u0623\u0648 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u062a\u064a \u064a\u062e\u062f\u0645\u0647\u0627\u060c \u0648\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062b\u0627\u0628\u062a \u0645\u0646 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639\u060c \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0648\u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a\u060c \u0648\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0639\u0646\u062f \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u062d\u0631\u062c\u0629. \u0642\u062f \u062a\u062d\u0643\u0645 \u0623\u0639\u0644\u0649 \u0646\u0642\u0637\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062b\u0627\u0628\u062a\u061b \u0642\u062f \u062a\u062d\u0643\u0645 \u0623\u0628\u0639\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u062a\u0627\u062d. \u0642\u062f \u062a\u062d\u062a\u0648\u064a \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0634\u0627\u0647\u0642\u0629 \u0639\u0644\u0649 \u0645\u0646\u0627\u0637\u0642 \u0636\u063a\u0637 \u0645\u0646\u0641\u0635\u0644\u0629\u060c \u200b\u200b\u0644\u0630\u0644\u0643 \u0642\u062f \u0644\u0627 \u064a\u0645\u062b\u0644 \u0634\u0631\u0637 \u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0627\u0641\u0639 \u0628\u0623\u0643\u0645\u0644\u0647. \u0636\u0639 \u0627\u0644\u0645\u0646\u0637\u0642\u0629\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0636\u063a\u0637 \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u062d\u0631\u062c\u0629\u060c \u0648\u0623\u064a \u0627\u0641\u062a\u0631\u0627\u0636 \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Is_a_Branch_Not_a_Smaller_Copy_of_the_Main\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0641\u0631\u0639 \u0646\u0633\u062e\u0629 \u0645\u0635\u063a\u0631\u0629 \u0645\u0646 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062e\u062f\u0645 \u0627\u0644\u0641\u0631\u0639 \u0648\u062d\u062f\u0629 \u0637\u0631\u0641\u064a\u0629\u060c \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u062a\u0631\u0643\u064a\u0628\u0627\u062a\u060c \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 \u0635\u063a\u064a\u0631\u0629. \u0642\u0645 \u0628\u062a\u062d\u062f\u064a\u062f\u0647 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0637\u0631\u0641\u064a\u060c \u0648\u0645\u0633\u0627\u0631\u0647 \u0627\u0644\u062e\u0627\u0635\u060c \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647. \u0646\u0633\u062e \u062a\u062f\u0641\u0642 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0625\u0644\u0649 \u0643\u0644 \u0641\u0631\u0639 \u0647\u0648 \u062e\u0637\u0623 \u0634\u0627\u0626\u0639 \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644. \u0627\u062d\u0633\u0628 \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0648\u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u062d\u062a\u0627\u062c\u0647\u0627 \u0627\u0644\u0641\u0631\u0639 \u0628\u0627\u0644\u0641\u0639\u0644\u061b \u0645\u0633\u0627\u0631 \u0642\u0635\u064a\u0631 \u0648\u0628\u0633\u064a\u0637 \u0648\u0645\u0633\u0627\u0631 \u0637\u0648\u064a\u0644 \u0648\u0645\u0632\u062f\u062d\u0645 \u0628\u0646\u0641\u0633 \u0627\u0644\u062a\u062f\u0641\u0642 \u0644\u0627 \u064a\u0645\u0644\u0643\u0627\u0646 \u0646\u0641\u0633 \u062d\u0627\u0644\u0629 \u0627\u0644\u0641\u0642\u062f. \u0633\u062c\u0644 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0630\u064a \u062a\u0645 \u062e\u062f\u0645\u062a\u0647\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u0641\u0631\u0639\u060c \u0648\u0627\u0641\u062a\u0631\u0627\u0636 \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a\u060c \u0648\u0627\u0644\u0642\u0637\u0631\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627\u060c \u0648\u0627\u0644\u062d\u062c\u0645 \u0648\u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0642\u062a\u0631\u062d\u0629\u060c \u0648\u0645\u0631\u062c\u0639 \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0639\u062a\u0645\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0642\u0631\u0623 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0645\u0639\u064b\u0627 \u0642\u0628\u0644 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u062c\u062f\u0648\u0644. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u062e\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0628\u062d\u062c\u0645 \u0635\u062d\u064a\u062d \u0648\u0644\u0643\u0646\u0647 \u064a\u0648\u0641\u0631 \u0636\u063a\u0637\u064b\u0627 \u063a\u064a\u0631 \u0643\u0627\u0641\u064d \u0644\u0644\u0631\u0627\u0641\u0639\u061b \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0631\u0627\u0641\u0639 \u0635\u062d\u064a\u062d\u064b\u0627 \u0648\u0644\u0643\u0646\u0647 \u0644\u0627 \u064a\u062a\u0631\u0643 \u0645\u062c\u0627\u0644\u064b\u0627 \u0644\u062e\u0633\u0627\u0626\u0631 \u0627\u0644\u0641\u0631\u0639. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0634\u0641 \u0627\u0644\u062c\u062f\u0648\u0644 \u0639\u0646 \u0647\u0630\u0647 \u0627\u0644\u062a\u0628\u0639\u064a\u0627\u062a \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0625\u062e\u0641\u0627\u0626\u0647\u0627 \u0641\u064a \u0625\u062c\u0645\u0627\u0644\u064a \u0627\u0644\u0645\u0628\u0646\u0649.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Should_You_Screen_a_Candidate_Size_Without_Redesigning_the_System\"><\/span>\u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0643 \u0641\u062d\u0635 \u062d\u062c\u0645 \u0645\u0631\u0634\u062d \u062f\u0648\u0646 \u0625\u0639\u0627\u062f\u0629 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0638\u0627\u0645\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2.webp\" alt=\"Infographic titled PP-RCT Pipe Sizing Buyer checks showing three steps: 1 Main with downstream demand, 2 Riser with zone and critical point, and 3 Branch with terminal demand, each labeled buyer check.\" class=\"wp-image-9468\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2.webp 1200w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-500x281.webp 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-300x169.webp 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-768x432.webp 768w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-18x10.webp 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-133x75.webp 133w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-480x270.webp 480w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2026\/11\/inside-2-800x450.webp 800w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u0645 \u0628\u0627\u0644\u0641\u062d\u0635 \u062d\u0633\u0628 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u060c \u0648\u0644\u064a\u0633 \u0627\u0644\u062a\u0633\u0645\u064a\u0629 \u0627\u0644\u0627\u0633\u0645\u064a\u0629. \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0628\u0648\u0627\u0633\u0637\u0629 \u0639\u0627\u0626\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0648\u0644\u0643\u0646 \u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631 \u064a\u063a\u064a\u0631 \u0627\u0644\u062a\u062c\u0648\u064a\u0641. \u0644\u0630\u0644\u0643 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0635\u0631\u0641 \u0623\u0646\u0628\u0648\u0628 \u0645\u0648\u0635\u0648\u0641 \u0628\u0623\u0646\u0647 DN50 \u0641\u064a \u0633\u0644\u0633\u0644\u0629 \u0648\u0627\u062d\u062f\u0629 \u0628\u0634\u0643\u0644 \u0645\u062e\u062a\u0644\u0641 \u0639\u0646 DN50 \u0622\u062e\u0631 \u0628\u0646\u0641\u0633 \u0627\u0644\u062a\u062f\u0641\u0642.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062b\u0645 \u0642\u0627\u0631\u0646 \u0627\u0644\u0633\u0631\u0639\u0629 \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0643\u062d\u0632\u0645\u0629 \u0648\u0627\u062d\u062f\u0629. \u0642\u062f \u064a\u0642\u0644\u0644 \u0627\u0644\u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u0623\u0635\u063a\u0631 \u0645\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0644\u0643\u0646\u0647 \u064a\u0632\u064a\u062f \u0645\u0646 \u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0648\u062d\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0636\u0648\u0636\u0627\u0621\u060c \u0623\u0648 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u062a\u062c\u0647\u064a\u0632\u0627\u062a. \u0642\u062f \u064a\u0642\u0644\u0644 \u0627\u0644\u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u0623\u0643\u0628\u0631 \u0645\u0646 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0648\u0644\u0643\u0646\u0647 \u064a\u0636\u064a\u0641 \u0648\u0632\u0646\u064b\u0627\u060c \u0648\u0639\u0632\u0644\u064b\u0627\u060c \u0648\u0637\u0644\u0628 \u062f\u0639\u0645\u060c \u0648\u062a\u0636\u0627\u0631\u0628\u064b\u0627 \u0641\u064a \u0627\u0644\u0645\u0633\u0627\u062d\u0629. \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u061b \u0644\u0627 \u062a\u0642\u0628\u0644 \u0642\u0627\u0639\u062f\u0629 \u0639\u0627\u0644\u0645\u064a\u0629 \u0644\u0644\u0645\u0648\u0631\u062f \u0643\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u0631\u0648\u0639. \u0627\u0633\u062a\u062e\u062f\u0645 \u0648\u0627\u062c\u0628 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC) \u0644\u062a\u0623\u0637\u064a\u0631 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u062b\u0645 \u062a\u062d\u0642\u0642 \u0645\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u062f\u0642\u064a\u0642\u0629. \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u062a\u062c\u0631\u064a\u0628\u064a \u0647\u0648 \u0627\u0642\u062a\u0631\u0627\u062d \u0644\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0628\u0644 \u062d\u0627\u0644\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0644\u064a\u0633 \u0627\u062e\u062a\u064a\u0627\u0631\u064b\u0627 \u0646\u0647\u0627\u0626\u064a\u064b\u0627.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Should_You_Read_SDR_PN_and_S-Series_in_a_Quote\"><\/span>\u0643\u064a\u0641 \u062a\u0642\u0631\u0623 SDR \u0648 PN \u0648\u0633\u0644\u0633\u0644\u0629 S \u0641\u064a \u0639\u0631\u0636 \u0633\u0639\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SDR \u0648 PN \u0648\u062a\u0639\u064a\u064a\u0646 \u0633\u0644\u0633\u0644\u0629 S \u062a\u062c\u064a\u0628 \u0639\u0644\u0649 \u0623\u0633\u0626\u0644\u0629 \u0645\u062e\u062a\u0644\u0641\u0629. SDR \u0647\u064a \u0646\u0633\u0628\u0629 \u0647\u0646\u062f\u0633\u064a\u0629: \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0645\u0642\u0633\u0648\u0645\u064b\u0627 \u0639\u0644\u0649 \u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631. \u062a\u0633\u0645\u064a\u0629 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 S \u0647\u064a \u062a\u0633\u0645\u064a\u0629 \u0633\u0644\u0633\u0644\u0629 \u0645\u0648\u062d\u062f\u0629 \u0645\u0646\u0641\u0635\u0644\u0629 \u062a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0628\u0639\u0636 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u061b \u0642\u0645 \u0628\u062a\u0636\u0645\u064a\u0646\u0647\u0627 \u0643\u0645\u0627 \u064a\u062d\u062f\u062f\u0647\u0627 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u0648\u0631\u062f \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647\u0627 \u0643\u0643\u0644\u0645\u0629 \u0623\u062e\u0631\u0649 \u0644\u0640 PN. PN \u0647\u064a \u0641\u0626\u0629 \u0636\u063a\u0637 \u0627\u0633\u0645\u064a\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0645\u0639\u064a\u0646\u0629. \u0644\u0627 \u0634\u064a\u0621 \u0645\u0646 \u0627\u0644\u062b\u0644\u0627\u062b\u0629\u060c \u0639\u0646\u062f \u0642\u0631\u0627\u0621\u062a\u0647 \u0628\u0645\u0641\u0631\u062f\u0647\u060c \u064a\u062b\u0628\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0639\u0645\u0631 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0637\u0644\u0628 \u0635\u0641 \u0627\u0644\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0630\u064a \u064a\u0631\u0628\u0637 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u060c \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u062c\u062f\u0627\u0631\u060c \u0623\u0633\u0627\u0633 PN\u060c \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0639\u0645\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0645\u0639\u064a\u0627\u0631. DESO's <a href=\"https:\/\/www.desopipe.com\/ar\/product\/pp-rct-pipe\/\" rel=\"noopener noreferrer\" target=\"_blank\">\u0635\u0641 \u0645\u0646\u062a\u062c PP-RCT<\/a> \u064a\u0633\u0631\u062f \u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0645\u0646 20 \u0625\u0644\u0649 160 \u0645\u0645\u060c \u0648\u062e\u064a\u0627\u0631\u0627\u062a SDR \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0648 PN10\/PN12.5\/PN16\/PN20. \u0635\u0641\u062d\u0629 <a href=\"https:\/\/www.desopipe.com\/ar\/ppr-pipe-for-hvac-heating\/\" rel=\"noopener noreferrer\" target=\"_blank\">HVAC \u0648\u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647<\/a> \u062a\u0633\u0631\u062f PP-RCT \u0643\u0640 PN16\u2013PN20. \u0647\u0630\u0647 \u0627\u0644\u0642\u0648\u0627\u0626\u0645 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0635\u0641\u062d\u0629 \u062a\u062a\u0639\u0627\u0631\u0636\u061b \u0644\u0627 \u064a\u0639\u062f \u0623\u064a \u0645\u0646\u0647\u0645\u0627 \u0646\u0637\u0627\u0642 DESO \u0639\u0627\u0644\u0645\u064a\u064b\u0627. \u0627\u0637\u0644\u0628 \u062c\u062f\u0648\u0644 SKU\/\u0627\u0644\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u062d\u0627\u0644\u064a \u0648\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0643\u062a\u0648\u0628 \u0644\u0644\u0639\u0646\u0635\u0631 \u0627\u0644\u0645\u062d\u062f\u062f \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Eight_Fields_Make_a_PP-RCT_Pipe_RFQ_Complete\"><\/span>\u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u0642\u0648\u0644 \u0627\u0644\u062b\u0645\u0627\u0646\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062c\u0639\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0643\u0627\u0645\u0644\u0627\u064b\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u0631\u0633\u0644 \u062c\u062f\u0648\u0644\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u064a\u0645\u0643\u0646 \u0644\u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0648\u0631\u062f\u064a\u0646 \u062a\u0633\u0639\u064a\u0631\u0647 \u0639\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0623\u0633\u0627\u0633. \u0627\u0644\u062d\u0642\u0648\u0644 \u0627\u0644\u062b\u0645\u0627\u0646\u064a\u0629 \u0623\u062f\u0646\u0627\u0647 \u062a\u0648\u0641\u0631 \u0644\u0643 \u0623\u064a\u0636\u064b\u0627 \u0645\u0633\u0627\u0631 \u062a\u062f\u0642\u064a\u0642 \u0639\u0646\u062f \u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0631\u062f\u0648\u062f.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0648\u0627\u0644\u0645\u0639\u064a\u0627\u0631.<\/strong> \u0627\u0644\u0645\u0648\u0642\u0639\u060c \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u0633\u0648\u0642 \u0627\u0644\u0648\u062c\u0647\u0629\u060c \u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0623\u0648 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0645\u0637\u0628\u0642\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0645\u062d\u0644\u064a\u0629.<\/li>\n\n\n\n<li><strong>\u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0623\u0646\u0628\u0648\u0628.<\/strong> \u0627\u0644\u0639\u0627\u0626\u0644\u0629\u060c \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u060c SDR \u0623\u0648 \u0633\u0644\u0633\u0644\u0629 S\u060c PN \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0623\u0648 \u0623\u0633\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0628\u062f\u0627\u0626\u0644 \u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a.<\/strong> \u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0633\u0648\u0628 \u0644\u0643\u0644 \u0635\u0641 \u0631\u0626\u064a\u0633\u064a\u060c \u0648\u0631\u0627\u0641\u0639\u060c \u0648\u0641\u0631\u0639\u060c \u0645\u0639 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0648\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062d\u0633\u0627\u0628.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0648\u0627\u062c\u0628.<\/strong> \u0627\u0644\u0633\u0627\u0626\u0644\u060c \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0648\u0636\u063a\u0637 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0639\u0645\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0645\u0644\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0623\u064a \u062a\u062c\u0627\u0648\u0632 \u0645\u0633\u0645\u0648\u062d \u0628\u0647.<\/li>\n\n\n\n<li><strong>\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0646\u0638\u0627\u0645.<\/strong> \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a\u060c \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a\u060c \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644\u0627\u062a\u060c \u0648\u0623\u062f\u0648\u0627\u062a \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u062d\u0633\u0628 \u0627\u0644\u062d\u062c\u0645 \u0648\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644. \u0627\u0633\u062a\u062e\u062f\u0645 <a href=\"https:\/\/www.desopipe.com\/ar\/product-category\/ppr-fitting\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u0646\u0637\u0627\u0642 \u062a\u0631\u0643\u064a\u0628\u0627\u062a PPR<\/a> to check connection types, then confirm exact models.<\/li>\n\n\n\n<li><strong>Evidence.<\/strong> Required test reports, certificates, drawings, marking, traceability, and submittal format.<\/li>\n\n\n\n<li><strong>Commercial logistics.<\/strong> Quantity, packing, labelling, shipping terms, destination, delivery milestone, and import documents.<\/li>\n\n\n\n<li><strong>Customization.<\/strong> Colour, branding, packaging, private-label artwork, and approval criteria. DESO&#8217;s <a href=\"https:\/\/www.desopipe.com\/ar\/oem\/\" target=\"_blank\" rel=\"noopener noreferrer\">OEM and private-label page<\/a> describes customization services; confirm feasibility and commercial terms in writing for your item.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Mark every field the supplier cannot confirm. A quotation that leaves an unresolved pressure basis or certificate scope blank is more useful than one that fills it with an assumption. A complete PP-RCT pipe sizing enquiry should also name who owns the hydraulic calculation and which revision the supplier must quote.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  \n  <title>\u062a\u0633\u0644\u064a\u0637 \u0627\u0644\u0636\u0648\u0621 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0628\u0637\u0644<\/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: #0066cc;\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: #004c99;\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.desopipe.com\/ar\/product\/pp-rct-pipe\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/03\/img_v3_02k2_c68cb228-056c-4b59-9c1f-942e312a569g-768x768.webp\" alt=\"\u0623\u0646\u0628\u0648\u0628 DESO PP-RCT\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\u0623\u0646\u0628\u0648\u0628 PP-RCT<\/div>\n    <div class=\"hero-description\">\u064a\u062a\u0645 \u062a\u0635\u0646\u064a\u0639 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0627\u062f \u062e\u0627\u0645 PP-R 100 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0645\u062a\u0627\u0646\u0629 \u0641\u0627\u0626\u0642\u0629 \u0648\u0639\u0632\u0644 \u062d\u0631\u0627\u0631\u064a \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u0636\u063a\u0637.<\/div>\n    <span class=\"hero-link\">\u0639\u0631\u0636 \u0627\u0644\u0645\u0646\u062a\u062c<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Should_You_Compare_Quotations_Before_You_Approve_One\"><\/span>\u0643\u064a\u0641 \u062a\u0642\u0627\u0631\u0646 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0623\u062d\u062f\u0647\u0627\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Compare the quoted basis, not the headline price. Put each offer into the same matrix and state differences in the supplier&#8217;s own words. Do not treat an assumed equivalent as a like-for-like offer. Record the supplier&#8217;s basis beside your required basis; use written clarifications to close gaps, not verbal assumptions.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Identity:<\/strong> model, outside diameter, SDR or S-series, and dimensions match the schedule.<\/li>\n\n\n\n<li><strong>Hydraulic basis:<\/strong> quoted size and allowable pressure loss match the approved calculation revision.<\/li>\n\n\n\n<li><strong>Duty:<\/strong> the pressure-temperature row covers fluid, design temperature, pressure, and design life.<\/li>\n\n\n\n<li><strong>Components:<\/strong> fittings, valves, transitions, and tools match the pipe and joining method.<\/li>\n\n\n\n<li><strong>Evidence:<\/strong> SKU sheet, pressure-temperature table, certificate scope, test reports, drawings, marking, and traceability meet the required submittal.<\/li>\n\n\n\n<li><strong>Commercial scope:<\/strong> quantity, packing, labelling, shipping basis, delivery milestone, and customization are stated on the same line.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u062f\u064a\u0633\u0648 <a href=\"https:\/\/www.desopipe.com\/ar\/quality-inspection\/\" rel=\"noopener noreferrer\" target=\"_blank\">quality-inspection page<\/a> describes batch testing and inspection, and its <a href=\"https:\/\/www.desopipe.com\/ar\/manufacturing\/\" rel=\"noopener noreferrer\" target=\"_blank\">manufacturing page<\/a> describes production and product marking. Treat both as first-party process descriptions: ask which checks and records apply to your order, and how the shipment marking links to its batch record. A certificate list is not a model map. Leave price out of the decision until the technical and evidence columns align; the lowest pipe price can lose once missing fittings, rework, or an unapproved submittal are added.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Three_Buyer_Questions_Should_You_Settle_Before_Approval\"><\/span>\u0645\u0627 \u0647\u064a \u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u064a \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u062a\u0633\u0648\u064a\u062a\u0647\u0627 \u0642\u0628\u0644 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Can_You_Size_PP-RCT_Pipe_From_Flow_Rate_Alone\"><\/span>\u0647\u0644 \u064a\u0645\u0643\u0646\u0643 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PP-RCT \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u062d\u062f\u0647\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">No. Flow is one input. You also need allowable pressure loss, route length and fittings, fluid, design temperature, design pressure, design life, applicable standard, and the exact SDR or series. A supplier can suggest a trial size from a complete brief, but the engineer&#8217;s calculation governs final selection.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Is_a_Larger_Pipe_Always_Safer\"><\/span>\u0647\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0643\u0628\u0631 \u062f\u0627\u0626\u0645\u064b\u0627 \u0623\u0643\u062b\u0631 \u0623\u0645\u0627\u0646\u064b\u0627\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">No. A larger bore can reduce velocity and friction, but it may add material, weight, insulation, support, and space cost. It can also move operating velocity away from the intended range. Compare total installed cost and the design pressure-loss target, not size alone, and ask the engineer to confirm the margin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Does_a_Certificate_Cover_Every_PP-RCT_Size\"><\/span>\u0647\u0644 \u062a\u063a\u0637\u064a \u0627\u0644\u0634\u0647\u0627\u062f\u0629 \u0643\u0644 \u062d\u062c\u0645 \u0645\u0646 \u0623\u062d\u062c\u0627\u0645 PP-RCT\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Do not assume so. Check the certificate holder, standard, validity, scope, covered product models, and acceptance in the destination market. A website certificate list is not a certificate-to-SKU map. Request the certificate and scope for the exact size and order.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Should_You_Send_With_the_Final_Enquiry\"><\/span>\u0645\u0627\u0630\u0627 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0631\u0633\u0644 \u0645\u0639 \u0627\u0644\u0627\u0633\u062a\u0641\u0633\u0627\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A complete PP-RCT pipe sizing package lets the supplier quote the actual product instead of guessing. Send the segment schedule for main, riser, and branch; project conditions including fluid, design flow, allowable pressure loss, temperature, pressure, design life, and applicable standard; exact outside diameter and SDR or S-series; required PN or pressure-temperature basis; fittings, valves, and tools; destination market; quantity and packing; and any customization request.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Add the evidence package needed to review the quotation: current SKU sheet, written pressure-temperature confirmation, certificate and scope for the exact model, applicable test reports and drawings, marking and traceability details, and the required submittal format. Ask DESO to mark any item it cannot confirm and to quote against the named calculation revision.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That package makes the next reply auditable. A nominal size and a price request are not enough; the conditions and evidence are what make the size defensible.<\/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-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.desopipe.com\/ar\/contact\/\" style=\"background-color:#0588a7\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u062d\u0635\u0644 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631 \u0645\u062c\u0627\u0646\u064a<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Quick Answer Start with the design case, not a catalogue size. Record design flow, allowable pressure loss, design temperature and pressure, design life, fluid, route, fittings,<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":9466,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-9469","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ppr-pipe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PP-RCT Pipe Sizing: Commercial Hot Water &amp; HVAC Buyer Guide | DESO Group<\/title>\n<meta name=\"description\" content=\"Use this buyer guide to build a segment schedule, send a complete PP-RCT pipe RFQ and compare quotes on pressure-temperature evidence, not nominal size.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PP-RCT Pipe Sizing: Commercial Hot Water &amp; HVAC Buyer Guide | DESO Group\" \/>\n<meta property=\"og:description\" content=\"Use this buyer guide to build a segment schedule, send a complete PP-RCT pipe RFQ and compare quotes on pressure-temperature evidence, not nominal size.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.desopipe.com\/ar\/blog\/ppr-pipe\/pp-rct-pipe-sizing-commercial-hot-water-hvac\/\" \/>\n<meta property=\"og:site_name\" content=\"World-Class PPR Piping System Manufacturer | DESO Group\" \/>\n<meta property=\"article:published_time\" content=\"2026-10-01T09:04:00+00:00\" \/>\n<meta property=\"article:modified_time\" 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