{"id":22824,"date":"2025-12-04T16:09:57","date_gmt":"2025-12-04T08:09:57","guid":{"rendered":"https:\/\/alllandpipes.com\/?p=22824"},"modified":"2025-12-04T17:09:55","modified_gmt":"2025-12-04T09:09:55","slug":"difference-between-a671-and-a672-efw-pipes","status":"publish","type":"post","link":"https:\/\/alllandpipes.com\/ar\/blogs\/difference-between-a671-and-a672-efw-pipes.html","title":{"rendered":"\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 A671 \u0648 A672 EFW"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"22824\" class=\"elementor elementor-22824\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-382c23ff e-flex e-con-boxed e-con e-parent\" data-id=\"382c23ff\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5fa98338 elementor-widget elementor-widget-text-editor\" data-id=\"5fa98338\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\n<h2><span style=\"color: #046cb5;\"><strong>\u0645\u0642\u062f\u0645\u0629<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u0643\u0628\u064a\u0631\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0646 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0628\u0627\u0644\u0627\u0646\u0635\u0647\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (EFW) \u0647\u0645\u0627 ASTM A671 \u0648 ASTM A672\u060c \u0648\u0645\u0639 \u0630\u0644\u0643 \u0641\u0625\u0646 \u0627\u0635\u0637\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u062a\u0633\u0645\u064a\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 - \u0623\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0641\u0633 \u0627\u0644\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0645\u062b\u0644 \u201c\u0627\u0644\u062f\u0631\u062c\u0629\u201d \u0648\u201c\u0627\u0644\u0641\u0626\u0629\u201d) \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0644\u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0643 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0648\u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646\u060c \u0648\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0647\u0630\u064a\u0646 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0646 \u0644\u0647\u0645\u0627 \u0623\u0648\u062c\u0647 \u062a\u0634\u0627\u0628\u0647 \u0643\u0628\u064a\u0631\u0629 \u0641\u064a \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0648\u064a\u0628\u062f\u0648\u0627\u0646 \u0645\u062a\u0634\u0627\u0628\u0647\u064a\u0646 \u0644\u0644\u063a\u0627\u064a\u0629\u060c \u0625\u0644\u0627 \u0623\u0646\u0647\u0645\u0627 \u064a\u062e\u062f\u0645\u0627\u0646 \u0645\u0642\u0627\u0635\u062f \u0647\u0646\u062f\u0633\u064a\u0629 \u0645\u062e\u062a\u0644\u0641\u0629 \u0644\u0644\u063a\u0627\u064a\u0629: \u0635\u064f\u0645\u0645\u062a \u0625\u062d\u062f\u0627\u0647\u0645\u0627 \u0644\u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u0647\u0634\u0627\u0634\u0629 \u0641\u064a \u0638\u0631\u0648\u0641 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0645\u0628\u0631\u062f\u0629 \u0623\u0648 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u0644\u063a\u0627\u064a\u0629\u060c \u0648\u0627\u0644\u0623\u062e\u0631\u0649 \u0645\u0635\u0645\u0645\u0629 \u0644\u062a\u062d\u0645\u0644 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u0644\u0644\u063a\u0627\u064a\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629\u060c \u0645\u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u062e\u0627\u0637\u0626\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0641\u0634\u0644 \u0643\u0627\u0631\u062b\u064a \u0644\u062e\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628.\u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u0647\u064a \u0645\u062d\u0637\u062a\u0643 \u0627\u0644\u0648\u062d\u064a\u062f\u0629 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0634\u0631\u062d \u0641\u0646\u064a (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0635\u0644\u064a\u0629\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631) \u0644\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646 <a class=\"wpil_keyword_link\" href=\"https:\/\/alllandpipes.com\/standards\/astm-a671.html\"   title=\"ASTM A671\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"544\">ASTM A671<\/a> \u0645\u0642\u0627\u0628\u0644 A672 \u0648\u0644\u0643\u064a \u062a\u0642\u0648\u0645 \u0628\u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0647\u0646\u062f\u0633\u064a \u0627\u0644\u0635\u062d\u064a\u062d \u0644\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u062d\u064a\u0648\u064a\u0629 \u0644\u062f\u064a\u0643.<\/p>\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #046cb5;\"><strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062e\u062f\u0645\u0629<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u0633\u062a\u0639\u0637\u064a\u0643 \u0645\u0642\u0627\u0631\u0646\u0629 \u0639\u0646\u0648\u0627\u0646\u064a \u0645\u0648\u0627\u0635\u0641\u0627\u062a A671 \u0648 A672 \u0641\u0643\u0631\u0629 \u0639\u0646 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a. \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0644\u064a\u0633\u062a \u063a\u0627\u0645\u0636\u0629 - \u0628\u0644 \u062a\u062d\u062f\u062f\u0647\u0627 \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0628\u0634\u0643\u0644 \u0648\u0627\u0636\u062d.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>ASTM A671 (\u0627\u0644\u0645\u062a\u062e\u0635\u0635 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629)<\/strong><\/h3>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0639\u0646\u0648\u0627\u0646 \u0627\u0644\u0643\u0627\u0645\u0644.<\/strong>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628 EFW \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628 EFW \u0644\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062c\u0648\u064a\u0629 \u0648\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629.<\/li>\n\n<li><strong>\u0627\u0644\u0633\u064a\u0627\u0642 \u0627\u0644\u0647\u0646\u062f\u0633\u064a:<\/strong>\u00a0\u0647\u0630\u0647 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0639\u0631\u0636 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0628\u0627\u0631\u062f\u0629. \u0643\u0644\u0645\u0627 \u0627\u0646\u062e\u0641\u0636\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u064a\u0635\u0628\u062d \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0647\u0634\u064b\u0627 \u0628\u0637\u0628\u064a\u0639\u062a\u0647 (\u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0645\u0646 \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0625\u0644\u0649 \u0627\u0644\u0647\u0634\u0627\u0634\u0629). \u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628 EFW \u0627\u0644\u0645\u0637\u0627\u0628\u0642\u0629 \u0644\u0644\u0645\u0648\u0627\u0635\u0641\u0629 A671 \u062e\u0635\u064a\u0635\u064b\u0627 \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647\u0627 \u0644\u0644\u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0635\u0644\u0627\u0628\u062a\u0647\u0627 \u0648\u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u0643\u0633\u064a\u0631 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0645\u0646 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0628\u0631\u062f\u0629.<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/strong>\u00a0\u0646\u0642\u0644 \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0645\u0633\u0627\u0644 (\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u0627\u0632 \u0627\u0644\u0628\u062a\u0631\u0648\u0644 \u0627\u0644\u0645\u0633\u0627\u0644\/\u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0627\u0644\u0645\u0633\u0627\u0644)\u060c \u0648\u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0628\u0631\u062f\u0629\u060c \u0648\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u062e\u0627\u062a \u0627\u0644\u0642\u0637\u0628\u064a\u0629 \u0623\u0648 \u062f\u0648\u0646 \u0627\u0644\u0635\u0641\u0631.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\"><strong>ASTM A672 (\u0627\u0644\u0645\u062a\u062e\u0635\u0635 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629)<\/strong><\/h3>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0639\u0646\u0648\u0627\u0646 \u0627\u0644\u0643\u0627\u0645\u0644:<\/strong><strong>\u00a0<\/strong>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628 EFW \u0644\u0644\u062e\u062f\u0645\u0629 \u062a\u062d\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0639\u062a\u062f\u0644\u0629.<\/li>\n\n<li><strong>\u0627\u0644\u0633\u064a\u0627\u0642 \u0627\u0644\u0647\u0646\u062f\u0633\u064a:<\/strong>\u00a0\u062a\u062e\u062a\u0635 \u0647\u0630\u0647 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0628\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u062b\u0628\u0627\u062a \u0627\u0644\u0647\u064a\u0643\u0644\u064a \u0641\u064a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u201c\u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629\u201d. \u0648\u0647\u064a \u063a\u064a\u0631 \u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u0628\u0631\u0648\u062f\u0629 \u0627\u0644\u0634\u062f\u064a\u062f\u0629\u060c \u0648\u0644\u0627 \u0644\u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0646\u0637\u0627\u0642 \u0627\u0644\u0632\u062d\u0641 \u0627\u0644\u0642\u0635\u0648\u0649 \u0627\u0644\u062a\u064a \u062a\u063a\u0637\u064a\u0647\u0627 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 ASTM A691 (\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629).<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629:<\/strong>\u00a0\u062e\u0637\u0648\u0637 \u0627\u0644\u0625\u0645\u062f\u0627\u062f \u0628\u0627\u0644\u0628\u062e\u0627\u0631\u060c \u0648\u062e\u0637\u0648\u0637 \u0625\u0645\u062f\u0627\u062f \u0627\u0644\u0628\u062e\u0627\u0631\u060c \u0648\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0635\u0627\u0641\u064a\u060c \u0648\u0646\u0642\u0644 \u0627\u0644\u0633\u0648\u0627\u0626\u0644 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0636\u063a\u0637 \u0628\u0634\u0643\u0644 \u0639\u0627\u0645 \u062d\u064a\u062b \u0644\u0627 \u064a\u0645\u062b\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u062f \u0645\u0635\u062f\u0631 \u0642\u0644\u0642.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"436\" class=\"wp-image-22825\" src=\"https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison.webp\" alt=\"\u0645\u0642\u0627\u0631\u0646\u0629 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0623\u0646\u0627\u0628\u064a\u0628 astm a671 \u0645\u0642\u0627\u0628\u0644 a672.\" srcset=\"https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison.webp 800w, https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison-300x164.webp 300w, https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison-768x419.webp 768w, https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison-600x327.webp 600w, https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison-1x1.webp 1w, https:\/\/alllandpipes.com\/wp-content\/uploads\/2025\/12\/astm-a671-vs-a672-pipe-temperature-comparison-10x5.webp 10w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">\u00a0<\/p>\n<p><strong>\u0627\u0644\u062e\u0644\u0627\u0635\u0629:<\/strong>\u00a0\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0647\u064a \u0645\u0631\u0634\u062d\u0643 \u0627\u0644\u0623\u0648\u0644. \u062d\u064a\u062b\u0645\u0627 \u062a\u0643\u0648\u0646 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0623\u0642\u0644 \u0645\u0646 0 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (-32 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a) \u0633\u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 A671. \u0623\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0644\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u0641\u064a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u062d\u064a\u0637\u0629 \u0623\u0648 \u0645\u062a\u0648\u0633\u0637\u0629 (\u062d\u062a\u0649 \u062d\u0648\u0627\u0644\u064a 400 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0623\u0648 750 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0647\u0648 A672.<\/p>\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #046cb5;\"><strong>\u0627\u0644\u0635\u0641: \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0645<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0639\u0643\u0633 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u062a\u0639\u0631\u064a\u0641\u0647\u0627 \u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a \u0639\u0644\u0649 \u0623\u0646\u0647\u0627 \u201c\u0623\u0646\u0628\u0648\u0628\u201d (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c A106)\u060c \u064a\u062a\u0645 \u062a\u0635\u0646\u064a\u0639 \u0623\u0646\u0627\u0628\u064a\u0628 EFW \u0645\u0646<strong>\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0635\u0644\u0628<\/strong>. \u0648\u0644\u0630\u0644\u0643\u060c \u0641\u0625\u0646 \u201c\u062f\u0631\u062c\u0629\u201d \u0627\u0644\u0623\u0646\u0628\u0648\u0628 A671 \u0623\u0648 A672 \u062a\u0634\u064a\u0631 \u0641\u064a \u0627\u0644\u0648\u0627\u0642\u0639 \u0625\u0644\u0649 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0635\u0641\u064a\u062d\u0629 \u0627\u0644\u0641\u0648\u0644\u0627\u0630\u064a\u0629 \u0627\u0644\u062e\u0627\u0645 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u062a\u0634\u0643\u064a\u0644\u0647.<\/p>\n\n<h3><strong>\u062f\u0631\u062c\u0627\u062a ASTM A671 (\u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0639\u0644\u0649 \u0627\u0644\u0645\u062a\u0627\u0646\u0629)<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0631\u062c\u0627\u062a \u0641\u064a A671 \u0644\u062e\u0635\u0627\u0626\u0635\u0647\u0627 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0635\u062f\u0645\u064a\u0629.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0635\u0641 \u0627\u0644\u0645\u0634\u062a\u0631\u0643:<\/strong><strong>\u00a0<\/strong><strong>CC60\u060c CC70<\/strong>.<\/li>\n\n<li><strong>\u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0645:<\/strong>\u00a0\u062a\u062a\u0648\u0627\u0641\u0642 \u0647\u0630\u0647 \u0639\u0627\u062f\u0629\u064b \u0645\u0639 <strong>ASTM A516<\/strong>\u00a0(\u0623\u0644\u0648\u0627\u062d \u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637\u060c \u0627\u0644\u0635\u0644\u0628 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a\u060c \u0644\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629 \u0648\u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629).<\/li>\n\n<li><strong>\u0627\u0644\u0645\u0639\u0627\u062f\u0646:<\/strong>\u00a0\u0635\u064f\u0646\u0639\u062a \u0635\u0641\u064a\u062d\u0629 ASTM A516 \u0645\u0646 \u0635\u0641\u064a\u062d\u0629 ASTM A516 \u0630\u0627\u062a \u062d\u062c\u0645 \u062d\u0628\u064a\u0628\u0627\u062a \u0623\u0648\u0633\u062a\u0646\u064a\u062a\u064a \u062f\u0642\u064a\u0642. \u0647\u0630\u0647 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062d\u0628\u064a\u0628\u064a\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0636\u0631\u0648\u0631\u064a\u0629 \u0644\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0634\u0642 (\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0634\u0642\u0642) \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\"><strong>\u062f\u0631\u062c\u0627\u062a ASTM A672 (\u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0639\u0644\u0649 \u0627\u0644\u0645\u062a\u0627\u0646\u0629)<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0631\u062c\u0627\u062a \u0641\u064a A672 \u0645\u0646 \u0623\u062c\u0644 \u0642\u0648\u0629 \u0627\u0644\u0634\u062f \u0648\u0627\u0644\u0627\u062d\u062a\u0641\u0627\u0638 \u0628\u0627\u0644\u0636\u063a\u0637.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0635\u0641 \u0627\u0644\u0645\u0634\u062a\u0631\u0643:<\/strong><strong>\u00a0<\/strong><strong>B60\u060c C70<\/strong>.<\/li>\n\n<li><strong>\u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0645:<\/strong>\n<ul>\n<li><strong>\u0627\u0644\u062f\u0631\u062c\u0627\u062a \u0623\u060c \u0628\u060c \u062c<\/strong>\u00a0\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 <strong>ASTM A285<\/strong>\u00a0(\u0623\u0644\u0648\u0627\u062d \u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637\u060c \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a\u060c \u0645\u0646\u062e\u0641\u0636\u0629 \u0648\u0645\u062a\u0648\u0633\u0637\u0629 \u0627\u0644\u0634\u062f).<\/li>\n<\/ul>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0635\u0641\u0648\u0641 J\u060c K\u060c L<\/strong>\u00a0\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639<strong>ASTM A516<\/strong>.<\/li>\n<\/ul>\n<\/li>\n\n<li><strong>\u0627\u0644\u0645\u0639\u0627\u062f\u0646:<\/strong>\u00a0\u0641\u064a \u062d\u064a\u0646 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0633\u062a\u062e\u062f\u0645 A672 \u0646\u0641\u0633 \u0635\u0641\u064a\u062d\u0629 A516 \u0645\u062b\u0644 A671\u060c \u064a\u0645\u0643\u0646 \u0623\u064a\u0636\u064b\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a \u0627\u0644\u0623\u0628\u0633\u0637 \u0645\u062b\u0644 A285 \u0625\u0630\u0627 \u0644\u0645 \u062a\u0643\u0646 \u0627\u0644\u0635\u0644\u0627\u0628\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0645\u0637\u0644\u0648\u0628\u0629.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\"><strong>\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u0642\u0627\u0631\u0646\u0629: \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0645\u0642\u0627\u0628\u0644 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0623\u0635\u0644\u064a\u0629<\/strong><\/h3>\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<tbody>\n<tr>\n<td><strong>\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/strong><\/td>\n<td><strong>\u062a\u0639\u064a\u064a\u0646 \u062f\u0631\u062c\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/strong><\/td>\n<td><strong>\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0644\u0648\u062d\u0629 ASTM \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629<\/strong><\/td>\n<td><strong>\u0627\u0644\u062e\u0627\u0635\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>ASTM A671<\/strong><\/td>\n<td>\u0627\u0644\u0635\u0641 CA 55<\/td>\n<td>ASTM A285 Gr. C<\/td>\n<td>\u0643\u0631\u0628\u0648\u0646 \u0639\u0627\u062f\u064a<\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td><strong>\u0627\u0644\u0635\u0641 CC 60<\/strong><\/td>\n<td><strong>ASTM A516 Gr. 60<\/strong><\/td>\n<td><strong>\u0627\u0644\u062d\u0628\u064a\u0628\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629)<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td><strong>\u0627\u0644\u0635\u0641 CC 70<\/strong><\/td>\n<td><strong>ASTM A516 Gr. 70<\/strong><\/td>\n<td><strong>\u0627\u0644\u062d\u0628\u064a\u0628\u0627\u062a \u0627\u0644\u062f\u0642\u064a\u0642\u0629 (\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629)<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><a class=\"wpil_keyword_link\" href=\"https:\/\/alllandpipes.com\/standards\/astm-a672.html\"   title=\"ASTM A672\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"539\">ASTM A672<\/a><\/strong><\/td>\n<td>\u0627\u0644\u0635\u0641 \u0623 45<\/td>\n<td>ASTM A285 Gr. A<\/td>\n<td>\u0627\u0644\u0634\u062f \u0627\u0644\u0645\u0646\u062e\u0641\u0636<\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td><strong>\u0627\u0644\u062f\u0631\u062c\u0629 \u0628 60<\/strong><\/td>\n<td><strong>ASTM A516 Gr. 60<\/strong><\/td>\n<td><strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0639\u062a\u062f\u0644\u0629\/\u0636\u063a\u0637 \u0645\u0631\u062a\u0641\u0639<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td><strong>\u0627\u0644\u062f\u0631\u062c\u0629 C 70<\/strong><\/td>\n<td><strong>ASTM A516 Gr. 70<\/strong><\/td>\n<td><strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0639\u062a\u062f\u0644\u0629\/\u0636\u063a\u0637 \u0645\u0631\u062a\u0641\u0639<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n<p class=\"wp-block-paragraph\"><em>(\u0645\u0644\u0627\u062d\u0638\u0629: <\/em>A671 CC60 \u0645\u0642\u0627\u0628\u0644 A672 C70 A671 C60<em>\u00a0\u0647\u064a \u0645\u0642\u0627\u0631\u0646\u0629 \u0634\u0627\u0626\u0639\u0629. \u0648\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0643\u0644\u0627\u0647\u0645\u0627 \u0642\u062f \u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0644\u0648\u062d A516\u060c \u0625\u0644\u0627 \u0623\u0646 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0641\u0631\u0648\u0636\u0629 \u0639\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0644\u0648\u062d \u062a\u062e\u062a\u0644\u0641 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0628\u0648\u0628).<\/em><\/p>\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #046cb5;\"><strong>\u062c\u0648\u062f\u0629 \u0627\u0644\u0644\u062d\u0627\u0645 \u0648 NDT<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u0648\u0644\u0639\u0644 \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0623\u0643\u062b\u0631 \u0625\u0631\u0628\u0627\u0643\u064b\u0627 \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0647\u0648 \u0646\u0638\u0627\u0645 \u201c\u0627\u0644\u0641\u0626\u0629\u201d (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c CL12\u060c CL22\u060c CL32). \u0644\u0627 \u062a\u0634\u064a\u0631 \u0627\u0644\u0641\u0626\u0629 \u0625\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0641\u0648\u0644\u0627\u0630\u061b \u0641\u0647\u064a \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 <strong>\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0644\u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u0644\u062d\u0627\u0645 (PWHT)<\/strong>\u00a0\u0648\u0645\u062f\u0649 <strong>\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0645\u062f\u0645\u0631\u0629 (NDT)<\/strong>\u00a0\u0627\u0644\u062a\u064a \u0623\u062c\u0631\u064a\u062a \u0639\u0644\u0649 \u062e\u0637 \u0627\u0644\u0644\u062d\u0627\u0645.<\/p>\n\n<p class=\"wp-block-paragraph\">\u0647\u0630\u0627 \u0647\u0648 \u0627\u0644\u0645\u0643\u0627\u0646 \u0627\u0644\u0630\u064a \u062a\u0643\u0648\u0646 \u0641\u064a\u0647 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639\u064a\u0629 \u0644\u0640 <strong>\u0623\u0644\u0627\u0646\u062f<\/strong>\u00a0\u062a\u0635\u0628\u062d \u062d\u0631\u062c\u0629. \u0643\u0645\u0646\u062a\u062c \u0644\u0640 <a class=\"wpil_keyword_link\" href=\"https:\/\/alllandpipes.com\/product\/allland-steel-pipe\/lsaw-steel-pipe.html\"   title=\"\u0623\u0646\u0627\u0628\u064a\u0628 LSAW\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"447\">\u0623\u0646\u0627\u0628\u064a\u0628 LSAW<\/a>\u00a0\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637\u060c \u064a\u062c\u0628 \u0623\u0646 \u0646\u0644\u062a\u0632\u0645 \u0628\u062f\u0642\u0629 \u0628\u062a\u0633\u0645\u064a\u0627\u062a \u0647\u0630\u0647 \u0627\u0644\u0641\u0626\u0627\u062a \u0644\u0636\u0645\u0627\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u062e\u0637 \u0627\u0644\u0644\u062d\u0627\u0645 \u0642\u0648\u064a\u064b\u0627 \u0645\u062b\u0644 \u062c\u0633\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628.<\/p>\n\n<h3>\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 \u062a\u0633\u0645\u064a\u0629 \u0627\u0644\u0641\u0626\u0629 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0631\u0642\u0645 \u0645\u0643\u0648\u0646 \u0645\u0646 \u0631\u0642\u0645\u064a\u0646 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644.<strong>CL 22<\/strong>):<\/h3>\n<p class=\"wp-block-paragraph\"><strong>1. \u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u0623\u0648\u0644<\/strong> \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629.<\/p>\n<p><strong>2. \u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u062b\u0627\u0646\u064a<\/strong>\u00a0\u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a (\u0627\u0644\u0623\u0634\u0639\u0629 \u0627\u0644\u0633\u064a\u0646\u064a\u0629).<\/p>\n\n<h4 class=\"wp-block-heading\"><strong>\u0631\u0645\u0648\u0632 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 (\u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u0623\u0648\u0644)<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li><strong>10-19:<\/strong>\u00a0\u0644\u0627 \u064a\u062a\u0637\u0644\u0628 \u0645\u0639\u0627\u0644\u062c\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 (\u0643\u0645\u0627 \u0647\u0648 \u0645\u0644\u062d\u0648\u0645).<\/li>\n\n<li><strong>20-29:<\/strong>\u00a0\u062a\u062e\u0641\u064a\u0641 \u0627\u0644\u0625\u062c\u0647\u0627\u062f (\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0644\u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u0644\u062d\u0627\u0645 - PWHT). \u064a\u0642\u0644\u0644 \u0630\u0644\u0643 \u0645\u0646 \u0627\u0644\u0636\u063a\u0648\u0637 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0627\u0644\u0645\u062a\u0628\u0642\u064a\u0629 \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0644\u062d\u0627\u0645.<\/li>\n\n<li><strong>30-39:<\/strong>\u00a0\u062a\u0637\u0628\u064a\u0639. \u064a\u062a\u0645 \u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0628\u0623\u0643\u0645\u0644\u0647 \u0625\u0644\u0649 \u0646\u0637\u0627\u0642 \u064a\u062a\u0645 \u0641\u064a\u0647 \u0625\u0639\u0627\u062f\u0629 \u0628\u0644\u0648\u0631\u0629 \u0628\u0646\u064a\u0629 \u0627\u0644\u062d\u0628\u064a\u0628\u0627\u062a \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0623\u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0645\u0646 \u0627\u0644\u062a\u0648\u062d\u064a\u062f.<\/li>\n<\/ul>\n\n<h4 class=\"wp-block-heading\"><strong>\u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a (\u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u062b\u0627\u0646\u064a)<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li><strong>0:<\/strong>\u00a0\u0644\u0627 \u064a\u0648\u062c\u062f \u062a\u0635\u0648\u064a\u0631 \u0625\u0634\u0639\u0627\u0639\u064a.<\/li>\n\n<li><strong>1:<\/strong>\u00a0\u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a \u0627\u0644\u0645\u0648\u0636\u0639\u064a (\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0639\u064a\u0646\u0629).<\/li>\n\n<li><strong>2:100% \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0634\u0639\u0627\u0639\u064a.<\/strong>\u00a0(\u064a\u062a\u0645 \u062a\u0635\u0648\u064a\u0631 \u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0646 \u062e\u0637 \u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0623\u0634\u0639\u0629 \u0627\u0644\u0633\u064a\u0646\u064a\u0629).<\/li>\n\n<li><strong>3:<\/strong>\u00a0100% \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0628\u0627\u0644\u0623\u0634\u0639\u0629 + \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629 (UT).<\/li>\n<\/ul>\n\n<h4 class=\"wp-block-heading\"><strong>\u0634\u0631\u062d \u0627\u0644\u0641\u0626\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0641\u0626\u0629 12:<\/strong>\u00a0\u0628\u062f\u0648\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 + 100% \u062a\u0635\u0648\u064a\u0631 \u0625\u0634\u0639\u0627\u0639\u064a.<\/li>\n\n<li><strong>\u0627\u0644\u0641\u0626\u0629 22 (\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629): \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 22 (\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629): \u0645\u062e\u0641\u0641 \u0627\u0644\u0625\u062c\u0647\u0627\u062f + 100%.<\/strong>\u00a0\u0647\u0630\u0647 \u0647\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u0644\u0623\u0646\u0647\u0627 \u062a\u0636\u0645\u0646 \u062e\u0644\u0648 \u0627\u0644\u0644\u062d\u0627\u0645 \u0645\u0646 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0648\u062b\u0628\u062a\u062a \u062e\u0644\u0648\u0647 \u0645\u0646 \u0627\u0644\u0639\u064a\u0648\u0628 \u0645\u0627\u062f\u064a\u064b\u0627.<\/li>\n\n<li><strong>\u0627\u0644\u0641\u0626\u0629 32:<\/strong>\u00a0\u062a\u0635\u0648\u064a\u0631 \u0625\u0634\u0639\u0627\u0639\u064a \u0639\u0627\u062f\u064a + 100%. \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0623\u0642\u0635\u0649 \u0642\u062f\u0631 \u0645\u0646 \u0627\u0644\u062a\u0648\u062d\u064a\u062f \u0627\u0644\u0628\u0646\u064a\u0648\u064a \u0627\u0644\u0645\u062c\u0647\u0631\u064a.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>\u0645\u064a\u0632\u0629 \u0622\u0644\u0627\u0646\u062f<\/strong>\u00a0\u064a\u062a\u0637\u0644\u0628 \u062a\u0635\u0646\u064a\u0639 \u0623\u0646\u0627\u0628\u064a\u0628 EFW \u0625\u0644\u0649 \u0627\u0644\u0641\u0626\u0629 22 \u0623\u0648 \u0627\u0644\u0641\u0626\u0629 32 \u0642\u062f\u0631\u0627\u062a \u062f\u0627\u062e\u0644\u064a\u0629 \u0645\u062a\u0642\u062f\u0645\u0629. <strong>\u0623\u0644\u0627\u0646\u062f<\/strong>\u00a0\u0645\u062c\u0647\u0632 \u0628\u0623\u0641\u0631\u0627\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u0627\u0633\u0639\u0629 \u0627\u0644\u0646\u0637\u0627\u0642 \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0648\u064a\u0631 \u0627\u0644\u0625\u0634\u0639\u0627\u0639\u064a \u0627\u0644\u0622\u0644\u064a \u0644\u0623\u0646\u0638\u0645\u0629 \u0623\u0646\u0627\u0628\u064a\u0628 EFW\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0642\u062f\u0631\u062a\u0646\u0627 \u0639\u0644\u0649 \u062a\u0642\u062f\u064a\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u062a\u0644\u0628\u064a \u0623\u0643\u062b\u0631 \u0642\u0648\u0627\u0646\u064a\u0646 \u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637 \u0635\u0631\u0627\u0645\u0629 (ASME BPVC).<\/p>\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #046cb5;\"><strong>\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0635\u0627\u062f\u0645 (\u0639\u0627\u0645\u0644 \u0627\u0644\u0623\u0645\u0627\u0646)<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u064a\u0643\u0645\u0646 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0648\u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0628\u064a\u0646 \u0645\u0648\u0627\u0635\u0641\u0627\u062a ASTM A671 \u0648\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 A672 \u0641\u064a \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0625\u0644\u0632\u0627\u0645\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u0635\u0644\u0627\u0628\u0629.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>ASTM A671: \u062f\u0631\u062c\u0629 \u062a\u0634\u0627\u0631\u0628\u064a V-Notch \u0627\u0644\u0625\u0644\u0632\u0627\u0645\u064a\u0629<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">\u0646\u0638\u0631\u064b\u0627 \u0644\u0623\u0646 A671 \u0645\u0635\u0645\u0645 \u0645\u0646 \u0623\u062c\u0644 \u201c\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u201d\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 <strong>\u0627\u0644\u062a\u0641\u0648\u064a\u0636\u0627\u062a<\/strong>\u00a0\u0623\u0646\u0647 \u064a\u062c\u0628 \u0623\u0646 \u064a\u062c\u062a\u0627\u0632 \u0627\u0644\u0644\u062d\u0627\u0645 \u0648\u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u062a\u0623\u062b\u0631\u0629 \u0628\u0627\u0644\u062d\u0631\u0627\u0631\u0629 (HAZ) \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u062f\u0645 Charpy V-Notch (CVN).<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u063a\u0631\u0636:<\/strong>\u00a0\u0644\u062a\u062d\u062f\u064a\u062f \u0643\u0645\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0645\u062a\u0635\u0647\u0627 \u0627\u0644\u0645\u0627\u062f\u0629 \u0642\u0628\u0644 \u0623\u0646 \u062a\u062a\u0643\u0633\u0631 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629.<\/li>\n\n<li><strong>\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a:<\/strong>\u00a0\u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0637\u0644\u0628 A671 \u062f\u0631\u062c\u0629 CC60\u060c \u0641\u0625\u0646 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 <em>\u064a\u062c\u0628<\/em>\u00a0\u0625\u062b\u0628\u0627\u062a \u0628\u0642\u0627\u0621 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0642\u0627\u0628\u0644 \u0644\u0644\u0633\u062d\u0628 \u0639\u0646\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c -40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0623\u0648 -50 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a).<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\"><strong>ASTM A672: \u0627\u0644\u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">\u0646\u0638\u0631\u064b\u0627 \u0644\u0623\u0646 A672 \u0645\u062e\u0635\u0635 \u201c\u0644\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629\u201d\u060c \u0641\u0625\u0646 \u0627\u0644\u0643\u0633\u0631 \u0627\u0644\u0647\u0634 \u0623\u0642\u0644 \u0625\u062b\u0627\u0631\u0629 \u0644\u0644\u0642\u0644\u0642.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u062d\u0627\u0644\u0629:<\/strong>\u00a0\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0623\u062b\u064a\u0631 \u0628\u0634\u0643\u0644 \u0639\u0627\u0645 <strong>\u063a\u064a\u0631 \u0625\u0644\u0632\u0627\u0645\u064a<\/strong>\u00a0\u0645\u0627 \u0644\u0645 \u062a\u0637\u0644\u0628 \u0627\u0644\u062c\u0647\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0629 \u062a\u062d\u062f\u064a\u062f\u064b\u0627 \u0641\u064a \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0643\u0645\u064a\u0644\u064a\u0629 (S2).<\/li>\n\n<li><strong>\u0627\u0644\u062a\u0631\u0643\u064a\u0632:<\/strong>\u00a0\u064a\u062a\u0645 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 A672 \u0639\u0644\u0649 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0642\u0648\u0629 \u0627\u0644\u0634\u062f (\u0627\u0644\u0634\u062f \u0627\u0644\u0645\u0633\u062a\u0639\u0631\u0636 \u0644\u0644\u062d\u0627\u0645) \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621 \u0627\u0644\u0645\u0648\u062c\u0647 \u0644\u0636\u0645\u0627\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0644\u062d\u0627\u0645 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u062f\u0648\u0646 \u0627\u0646\u0641\u0635\u0627\u0644.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>\u0646\u0638\u0631\u0629 \u062b\u0627\u0642\u0628\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a:<\/strong>\u00a0\u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0639\u0645\u0644 \u0641\u064a \u0645\u0646\u0627\u062e \u0628\u0627\u0631\u062f \u0648\u0644\u0643\u0646\u0643 \u062a\u062d\u062f\u062f \u0623\u0646\u0628\u0648\u0628 A672 \u062f\u0648\u0646 \u0625\u0636\u0627\u0641\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u062f\u0645 \u0627\u0644\u062a\u0643\u0645\u064a\u0644\u064a\u060c \u0641\u0623\u0646\u062a \u062a\u062e\u0627\u0637\u0631 \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631. \u0648\u0639\u0644\u0649 \u0627\u0644\u0639\u0643\u0633 \u0645\u0646 \u0630\u0644\u0643\u060c \u0642\u062f \u064a\u0624\u062f\u064a \u062a\u062d\u062f\u064a\u062f A671 \u0644\u062e\u0637 \u0628\u062e\u0627\u0631 \u0633\u0627\u062e\u0646 \u0625\u0644\u0649 \u062a\u0643\u0628\u062f \u062a\u0643\u0627\u0644\u064a\u0641 \u0627\u062e\u062a\u0628\u0627\u0631 \u063a\u064a\u0631 \u0636\u0631\u0648\u0631\u064a\u0629.<\/p>\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #046cb5;\"><strong>\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/strong><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u0625\u0646 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0628\u064a\u0646 ASTM A671 \u0648 ASTM A672 \u0644\u064a\u0633 \u0645\u062c\u0631\u062f \u0627\u062e\u062a\u0644\u0627\u0641 \u0628\u064a\u0631\u0648\u0642\u0631\u0627\u0637\u064a\u060c \u0628\u0644 \u0647\u0648 \u0645\u0633\u0623\u0644\u0629 \u062f\u064a\u0646\u0627\u0645\u064a\u0643\u0627 \u062d\u0631\u0627\u0631\u064a\u0629 \u064a\u062c\u0628 \u0639\u0644\u0649 \u0643\u0644 \u0645\u0647\u0646\u062f\u0633 \u0645\u0648\u0627\u062c\u0647\u062a\u0647\u0627. \u0625\u0646\u0647\u0627 \u0645\u0633\u0623\u0644\u0629 \u062f\u064a\u0646\u0627\u0645\u064a\u0643\u0627 \u062d\u0631\u0627\u0631\u064a\u0629 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0648\u0627\u062c\u0647\u0647\u0627 \u0643\u0644 \u0645\u0647\u0646\u062f\u0633. \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0642\u0631\u0627\u0631 \u0641\u0642\u0637 \u0639\u0644\u0649 \u0638\u0631\u0648\u0641 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643: \u0627\u0633\u062a\u062e\u062f\u0645 ASTM A671 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u062a\u062c\u0646\u0628 \u0627\u0644\u0643\u0633\u0631 \u0627\u0644\u0647\u0634\u060c \u0648\u0627\u0633\u062a\u062e\u062f\u0645 ASTM A672 \u0644\u0644\u062e\u062f\u0645\u0627\u062a \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0646\u0633\u0628\u064a\u064b\u0627 \u0645\u0639 \u0636\u063a\u0637 \u0645\u0631\u062a\u0641\u0639. \u0644\u0627 \u064a\u062c\u0628 \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646\u0647\u0645\u0627\u061b \u0641\u0642\u062f \u064a\u0624\u062b\u0631 \u0630\u0644\u0643 \u0639\u0644\u0649 \u0623\u0645\u0627\u0646 \u0648\u0639\u0627\u0621 \u0627\u0644\u0636\u063a\u0637 \u0623\u0648 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643.<\/p>\n\n<p class=\"wp-block-paragraph\">\u0648\u0628\u0627\u0639\u062a\u0628\u0627\u0631\u0647\u0627 \u0645\u0646 \u0643\u0628\u0627\u0631 \u0627\u0644\u0645\u0635\u0646\u0639\u064a\u0646\u060c \u062a\u0645\u062a\u0644\u0643 \u0634\u0631\u0643\u0629 Allland \u062e\u0637\u0648\u0637 \u0625\u0646\u062a\u0627\u062c \u0645\u062a\u0637\u0648\u0631\u0629 \u0645\u0646 LSAW \u0648SSAW\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 \u0648\u0645\u0631\u0627\u0641\u0642 NDT \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u0646\u0627\u0628\u064a\u0628 EFW \u0648\u0641\u0642\u064b\u0627 \u0644\u0643\u0644\u0627 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0646. \u0633\u0648\u0627\u0621 \u0643\u0646\u062a \u062a\u0628\u062d\u062b \u0639\u0646 \u0635\u0644\u0627\u0628\u0629 A671 CC60 CL22 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0623\u0648 \u062b\u0628\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u0641\u064a A672 C70 CL32\u060c \u064a\u0645\u0643\u0646\u0646\u0627 \u062a\u0648\u0641\u064a\u0631\u0647\u0627. \u062a\u0648\u0627\u0635\u0644 \u0645\u0639 \u0634\u0631\u0643\u0629 Allland \u0627\u0644\u064a\u0648\u0645 \u0644\u0644\u062a\u062d\u062f\u062b \u0639\u0646 \u0645\u062a\u0637\u0644\u0628\u0627\u062a\u0643 \u0627\u0644\u0641\u0631\u062f\u064a\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 EF \u0648\u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631 \u0641\u0639\u0627\u0644 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Introduction For large diameter industrial piping applications, the two most common standards for Electric Fusion Welded (EFW) pipe are ASTM A671\u00a0and ASTM A672,&#8230;<\/p>","protected":false},"author":1,"featured_media":22826,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"ASTM A671 vs A672: An engineer's guide. 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