{"id":5733,"date":"2021-03-06T13:00:13","date_gmt":"2021-03-06T13:00:13","guid":{"rendered":"https:\/\/www.stvvalves.com\/?p=5733"},"modified":"2021-03-06T13:44:44","modified_gmt":"2021-03-06T13:44:44","slug":"gate-valve-materials","status":"publish","type":"post","link":"https:\/\/www.stvvalves.com\/ar\/gate-valve-materials\/","title":{"rendered":"\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0635\u0645\u0627\u0645 \u0627\u0644\u0628\u0648\u0627\u0628\u0629"},"content":{"rendered":"<div class=\"portlet-body\">\n<div class=\"journal-content-article\">\n<p>\u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0628\u0648\u0627\u0628\u0629 \u0628\u0634\u0643\u0644 \u0623\u0633\u0627\u0633\u064a \u0639\u0644\u0649 \u0648\u0633\u0637 \u0627\u0644\u0633\u0627\u0626\u0644 \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u0639\u0645\u0644. \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0648\u0633\u0627\u0626\u0637 \u0648\u0627\u0644\u0628\u064a\u0626\u0629 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629\u060c \u064a\u062e\u062a\u0644\u0641 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0623\u064a\u0636\u064b\u0627. \u0628\u0634\u0643\u0644 \u0639\u0627\u0645\u060c \u064a\u062a\u0645 \u062a\u0642\u0633\u064a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0644\u0644\u0635\u0645\u0627\u0645 \u0625\u0644\u0649 \u062b\u0644\u0627\u062b\u0629 \u062c\u0648\u0627\u0646\u0628\u061b \u0633\u0637\u062d \u0627\u0644\u062e\u062a\u0645 \u0644\u0642\u0631\u0635 \u0627\u0644\u0635\u0645\u0627\u0645\u060c \u062d\u064a\u062b \u064a\u062a\u0643\u0648\u0646 \u062c\u0633\u0645 \u0627\u0644\u0635\u0645\u0627\u0645 \u0628\u0634\u0643\u0644 \u0639\u0627\u0645 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a (\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0627\u0644\u062d\u062f\u064a\u062f\u064a) \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 (304316) \u0648\u0644\u0648\u062d\u0629 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 (304316) \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0637\u0648\u0631 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 (2507 316) \u0628\u0634\u0643\u0644 \u0639\u0627\u0645\u060c \u0633\u0637\u062d \u0627\u0644\u062e\u062a\u0645 \u0644\u0628\u0637\u0627\u0646\u0629 \u0637\u0644\u0627\u0621 \u0627\u0644\u0646\u0627\u064a\u0644\u0648\u0646 \u0628\u0627\u0644\u0641\u0644\u0648\u0631 \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649: NBR EPDM PDEF ppl. \u064a\u0645\u0643\u0646 \u0644\u0644\u0639\u0645\u0644\u0627\u0621 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a\u0647\u0645 \u0627\u0644\u0641\u0639\u0644\u064a\u0629. \u064a\u0631\u062c\u0649 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0628\u0645\u0648\u0638\u0641\u064a \u0627\u0644\u0645\u0628\u064a\u0639\u0627\u062a \u0644\u062f\u064a\u0646\u0627 \u0648\u0646\u062a\u0637\u0644\u0639 \u0625\u0644\u0649 \u0627\u0644\u062a\u0639\u0627\u0648\u0646 \u0645\u0639\u0643\u0645.<\/p>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\">Table of Contents<\/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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.stvvalves.com\/ar\/gate-valve-materials\/#BODY\" >\u062c\u0633\u0645<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.stvvalves.com\/ar\/gate-valve-materials\/#TRIM\" >\u062a\u0642\u0644\u064a\u0645<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.stvvalves.com\/ar\/gate-valve-materials\/#MATERIAL_SELECTION\" >\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"BODY\"><\/span>\u062c\u0633\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"journal-content-article\">\n<div>\u0627\u0644\u062c\u0633\u0645<a href=\"https:\/\/www.youtube.com\/watch?v=C5ZMLWujKGs\" target=\"_blank\" rel=\"noopener\"> \u0628\u0648\u0627\u0628\u0629 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a<\/a>\u00a0<strong>\u0623\u0642\u0644 \u0645\u0646 2 \u0628\u0648\u0635\u0629<\/strong>\u00a0\u0639\u0645\u0648\u0645\u0627 \u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646\u00a0<a href=\"https:\/\/www.stvvalves.com\/ar\/wholesale\/gate-valve\/forged-steel-gate-valve\/\">\u0635\u0644\u0628 \u0645\u0632\u064a\u0641<\/a>\u00a0(\u062f\u0631\u062c\u0627\u062a \u0645\u0648\u0627\u062f \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0647\u064a ASTM A105 \u0644\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0648ASTM A350 \u0644\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u060c \u0648ASTM A182 F304\/F316 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644).<\/div>\n<div><\/div>\n<div>\u0623\u062c\u0633\u0627\u0645 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0628\u0648\u0627\u0628\u0629 \u0628\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u062a\u062c\u0648\u064a\u0641\u00a0<strong>\u0641\u0648\u0642 2 \u0628\u0648\u0635\u0629<\/strong>\u00a0\u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0630\u0644\u0643\u060c \u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0635\u0628\u0648\u0628 (\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u0645\u0635\u0628\u0648\u0628 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0647\u064a ASTM A216 WCB \u0644\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0648ASTM A351 \u0644\u0638\u0631\u0648\u0641 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u060c \u0648ASTM A351 CF8 \u0648CF8M - \u0623\u064a \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0628\u0648\u0627\u0628\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 304 \u0648316).<\/div>\n<div><\/div>\n<div>\n<div class=\"row-fluid\">\n<h3><span class=\"ez-toc-section\" id=\"TRIM\"><\/span>\u062a\u0642\u0644\u064a\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u064a\u062a\u0645 \u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0625\u0632\u0627\u0644\u0629 \u0648\u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0644\u0644\u0635\u0645\u0627\u0645 \u0628\u0634\u0643\u0644 \u062c\u0645\u0627\u0639\u064a \u0639\u0644\u0649 \u0623\u0646\u0647\u0627 &quot;\u062a\u0642\u0644\u064a\u0645&quot; (\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0628\u0648\u0627\u0628\u0629: \u0627\u0644\u0645\u0642\u0639\u062f\u060c \u0648\u0627\u0644\u0642\u0631\u0635\u060c \u0648\u0627\u0644\u0645\u0642\u0639\u062f \u0627\u0644\u062e\u0644\u0641\u064a\u060c \u0648\u0627\u0644\u0633\u0627\u0642).<br \/>\n\u062a\u062a\u0648\u0642\u0639 \u0645\u0648\u0627\u0635\u0641\u0627\u062a API 600 \u0639\u062f\u062f\u064b\u0627 \u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0623\u062f\u0646\u0627\u0647<\/p>\n<table width=\"752\">\n<tbody>\n<tr>\n<th>API \u062a\u0631\u064a\u0645 #<\/th>\n<th>\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/th>\n<th>\u0645\u0627\u062f\u0629 \u0644\u0644\u0645\u0642\u0639\u062f<\/th>\n<th>\u0645\u0627\u062f\u0629 \u0644\u0644\u0642\u0631\u0635<\/th>\n<th>\u0627\u0644\u0645\u0642\u0639\u062f \u0627\u0644\u062e\u0644\u0641\u064a<br \/>\n\u0645\u0627\u062f\u0629<\/th>\n<th>\u0645\u0627\u062f\u0629 \u0627\u0644\u062c\u0630\u0639\u064a\u0629<\/th>\n<\/tr>\n<tr>\n<th>1<\/th>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>2<\/th>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<\/tr>\n<tr>\n<th>3<\/th>\n<td>F310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<\/tr>\n<tr>\n<th>4<\/th>\n<td>\u0627\u0644\u0635\u0639\u0628 410<\/td>\n<td>\u0627\u0644\u0635\u0639\u0628 410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>5<\/th>\n<td>\u0635\u0639\u0628 \u0627\u0644\u0645\u0648\u0627\u062c\u0647\u0629<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>5 \u0623<\/th>\n<td>\u0635\u0639\u0628 \u0627\u0644\u0645\u0648\u0627\u062c\u0647\u0629<\/td>\n<td>\u0646\u064a \u0627\u0644\u0643\u0631\u0648\u0645<\/td>\n<td>\u0646\u064a \u0627\u0644\u0643\u0631\u0648\u0645<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>6<\/th>\n<td>410 \u0648 \u0627\u0644\u0646\u062d\u0627\u0633 \u0646\u064a<\/td>\n<td>\u0627\u0644\u0646\u062d\u0627\u0633 \u0646\u064a<\/td>\n<td>\u0627\u0644\u0646\u062d\u0627\u0633 \u0646\u064a<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>7<\/th>\n<td>410 \u0648\u0627\u0644\u0635\u0639\u0628 410<\/td>\n<td>\u0627\u0644\u0635\u0639\u0628 410<\/td>\n<td>\u0627\u0644\u0635\u0639\u0628 410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>8<\/th>\n<td>410 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>8 \u0623<\/th>\n<td>410 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0646\u064a \u0627\u0644\u0643\u0631\u0648\u0645<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>9<\/th>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<\/tr>\n<tr>\n<th>10<\/th>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>11<\/th>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<td>\u0645\u0648\u0646\u064a\u0644<\/td>\n<\/tr>\n<tr>\n<th>12<\/th>\n<td>316 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>13<\/th>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<\/tr>\n<tr>\n<th>14<\/th>\n<td>\u0633\u0628\u064a\u0643\u0629 20 \u0648\u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<\/tr>\n<tr>\n<th>15<\/th>\n<td>304 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<\/tr>\n<tr>\n<th>16<\/th>\n<td>316 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>17<\/th>\n<td>347 \u0648\u0630\u0648 \u0648\u062c\u0647 \u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>347<\/td>\n<td>347<\/td>\n<\/tr>\n<tr>\n<th>18<\/th>\n<td>\u0633\u0628\u064a\u0643\u0629 20 \u0648\u0635\u0644\u0628<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0627\u0644\u0642\u0645\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<td>\u0633\u0628\u064a\u0643\u0629 20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"MATERIAL_SELECTION\"><\/span>\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<\/div>\n<table>\n<tbody>\n<tr>\n<th>\u062a\u0642\u0644\u064a\u0645<\/th>\n<th>\u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647\u0627<\/th>\n<\/tr>\n<tr>\n<td><strong>13% \u0643\u0631\u0648\u0645\u060c \u0627\u0644\u0646\u0648\u0639 410 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong><\/td>\n<td>\u0644\u0644\u0632\u064a\u062a \u0648\u0623\u0628\u062e\u0631\u0629 \u0627\u0644\u0632\u064a\u062a \u0648\u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u0628\u0645\u0642\u0627\u0639\u062f \u0648\u0623\u0648\u062a\u0627\u062f \u0645\u0639\u0627\u0644\u062c\u0629 \u062d\u0631\u0627\u0631\u064a\u0627\u064b.<\/td>\n<\/tr>\n<tr>\n<td><strong>13% Cr\u060c \u0627\u0644\u0646\u0648\u0639 410 \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0635\u0644\u0628\u0629<\/strong><\/td>\n<td>\u0632\u062e\u0631\u0641\u0629 \u0639\u0627\u0645\u0629 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0639\u0627\u0645\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0639\u0645\u0631 \u062e\u062f\u0645\u0629 \u0637\u0648\u064a\u0644 \u064a\u0635\u0644 \u0625\u0644\u0649 1100 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (593 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629).*<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0627\u0643\u062a\u0628 316 \u063a\u064a\u0631 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623<\/strong><\/td>\n<td>\u0644\u0644\u0633\u0648\u0627\u0626\u0644 \u0648\u0627\u0644\u063a\u0627\u0632\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u062d\u062a\u0649 \u062f\u0631\u062c\u0629 410 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623\u060c \u062d\u062a\u0649 1000 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (537 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629).*<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0645\u0648\u0646\u064a\u0644<\/strong><\/td>\n<td>\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u062d\u062a\u0649 842 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (450 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629) \u0645\u062b\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0648\u0627\u0644\u0642\u0644\u0648\u064a\u0627\u062a \u0648\u0627\u0644\u0645\u062d\u0627\u0644\u064a\u0644 \u0627\u0644\u0645\u0644\u062d\u064a\u0629 \u0648\u0645\u0627 \u0625\u0644\u0649 \u0630\u0644\u0643.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0633\u0628\u064a\u0643\u0629 20<\/strong><\/td>\n<td>\u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0645\u062b\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0633\u0627\u062e\u0646\u0629 -49 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a \u0625\u0644\u0649 608 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (-45 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 320 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629).<\/td>\n<\/tr>\n<tr>\n<td><strong>NACE<\/strong><\/td>\n<td>\u062a\u0645\u062a \u0645\u0639\u0627\u0644\u062c\u0629 316 \u0623\u0648 410 \u0628\u0634\u0643\u0644 \u062e\u0627\u0635 \u0645\u0639 \u0645\u0633\u0627\u0645\u064a\u0631 B7M \u0648<br \/>\n\u0635\u0648\u0627\u0645\u064a\u0644 2HM \u0644\u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a NACE MR-01-75.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0627\u0644\u0623\u0642\u0645\u0627\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0643\u0627\u0645\u0644\u0629<\/strong><\/td>\n<td>\u0632\u062e\u0631\u0641\u0629 \u0635\u0644\u0628\u0629 \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062e\u062f\u0645\u0627\u062a \u0627\u0644\u0643\u0627\u0634\u0637\u0629 \u0648\u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u062d\u062a\u0649 1200 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (650 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The material selection of gate valve mainly depends on the fluid medium and working environment. According to the different medium and environment, the material selection is also different. Generally speaking, the material selection of valve is divided into three aspects; the sealing surface of valve disc, in which the valve body is generally made of [&hellip;]<\/p>\n","protected":false},"author":290641,"featured_media":5742,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[135,1456],"class_list":["post-5733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-gate-valve","tag-gate-valve-materials"],"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/posts\/5733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/users\/290641"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/comments?post=5733"}],"version-history":[{"count":7,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/posts\/5733\/revisions"}],"predecessor-version":[{"id":5743,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/posts\/5733\/revisions\/5743"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/media\/5742"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/media?parent=5733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/categories?post=5733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ar\/wp-json\/wp\/v2\/tags?post=5733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}