{"id":1040,"date":"2026-04-22T03:37:11","date_gmt":"2026-04-22T07:37:11","guid":{"rendered":"https:\/\/www.songhaiflange.com\/?p=1040"},"modified":"2026-04-22T20:20:35","modified_gmt":"2026-04-23T00:20:35","slug":"stainless-steel-304-vs-316-flange-material-selection-for-corrosive-environments","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/ar\/2026\/04\/22\/stainless-steel-304-vs-316-flange-material-selection-for-corrosive-environments\/","title":{"rendered":"\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0627\u062f \u0634\u0641\u0629 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 304 \u0645\u0642\u0627\u0628\u0644 316 \u0634\u0641\u0629 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644"},"content":{"rendered":"<h2>\u0634\u0641\u0627\u0647 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 304 \u0645\u0642\u0627\u0628\u0644 316<\/h2>\n<p>\u064a\u0639\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 \u0627\u0644\u0641\u0644\u0646\u062c\u0627\u062a \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 \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0637\u0648\u064a\u0644 \u0627\u0644\u0623\u062c\u0644 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644. \u064a\u0633\u0627\u0639\u062f \u0641\u0647\u0645 \u0627\u0644\u0641\u0631\u0648\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0641\u064a \u0645\u0646\u0639 \u062d\u062f\u0648\u062b \u0639\u0637\u0644 \u0633\u0627\u0628\u0642 \u0644\u0623\u0648\u0627\u0646\u0647 \u0648\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647\u0627 \u0627\u0644\u0645\u0643\u0644\u0641.<\/p>\n<h3>\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a<\/h3>\n<table>\n<tr>\n<th>\u0627\u0644\u0639\u0646\u0635\u0631<\/th>\n<th>304 (SS)<\/th>\n<th>316 (SS)<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0643\u0631\u0648\u0645<\/td>\n<td>18-20%<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>\u0646\u064a\u0643\u0644<\/td>\n<td>8-10.5%<\/td>\n<td>10-14%<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0645\u0648\u0644\u064a\u0628\u062f\u064a\u0646\u0648\u0645<\/td>\n<td>\u0644\u0627 \u064a\u0648\u062c\u062f<\/td>\n<td>2-3%<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0643\u0631\u0628\u0648\u0646<\/td>\n<td>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 0.08%<\/td>\n<td>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 0.08%<\/td>\n<\/tr>\n<\/table>\n<h3>\u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a: \u0627\u0644\u0645\u0648\u0644\u064a\u0628\u062f\u064a\u0646\u0648\u0645<\/h3>\n<p>\u062a\u0639\u0645\u0644 \u0625\u0636\u0627\u0641\u0629 \u0627\u0644\u0645\u0648\u0644\u064a\u0628\u062f\u064a\u0646\u0648\u0645 2-3% \u0641\u064a \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 316 \u0639\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631\u060c \u062e\u0627\u0635\u0629\u064b \u0636\u062f \u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f\u0627\u062a \u0648\u0627\u0644\u0645\u0630\u064a\u0628\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629.<\/p>\n<h3>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644<\/h3>\n<h4>\u0641\u0648\u0644\u0627\u0630 \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 304<\/h4>\n<ul>\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0645\u0645\u062a\u0627\u0632\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0641\u064a \u0627\u0644\u063a\u0644\u0627\u0641 \u0627\u0644\u062c\u0648\u064a<\/li>\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u062c\u064a\u062f\u0629 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0648\u063a\u064a\u0631 \u0627\u0644\u0639\u0636\u0648\u064a\u0629<\/li>\n<li>\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u062a\u062c\u0647\u064a\u0632 \u0627\u0644\u0623\u063a\u0630\u064a\u0629 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u064a\u062f\u0644\u0627\u0646\u064a\u0629<\/li>\n<li>\u0645\u0639\u0631\u0636\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f \u0648\u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0634\u0642\u0648\u0642<\/li>\n<\/ul>\n<h4>316 \u0641\u0648\u0644\u0627\u0630 \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/h4>\n<ul>\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0641\u0627\u0626\u0642\u0629 \u0644\u0644\u0643\u0644\u0648\u0631\u064a\u062f (\u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 \u0648\u0631\u0630\u0627\u0630 \u0627\u0644\u0645\u0644\u062d)<\/li>\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0645\u0645\u062a\u0627\u0632\u0629 \u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0643 \u0648\u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0643\u0644\u0648\u0631\u064a\u0643<\/li>\n<li>\u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u0628\u062d\u0631\u064a\u0629 \u0648\u0627\u0644\u0628\u062d\u0631\u064a\u0629<\/li>\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0623\u0641\u0636\u0644 \u0644\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u062d\u0641\u0631 \u0648\u0627\u0644\u062a\u0634\u0642\u0642\u0627\u062a<\/li>\n<\/ul>\n<h3>\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/h3>\n<h4>\u0627\u062e\u062a\u0631 304 \u0639\u0646\u062f\u0645\u0627:<\/h4>\n<ul>\n<li>\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u062c\u0648\u064a\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629<\/li>\n<li>\u062a\u062c\u0647\u064a\u0632 \u0627\u0644\u0623\u063a\u0630\u064a\u0629 \u0648\u0627\u0644\u0645\u0634\u0631\u0648\u0628\u0627\u062a<\/li>\n<li>\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0635\u064a\u062f\u0644\u0627\u0646\u064a\u0629<\/li>\n<li>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0639\u0645\u0627\u0631\u064a\u0629<\/li>\n<li>\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0647\u064a \u0627\u0644\u0634\u0627\u063a\u0644 \u0627\u0644\u0623\u0633\u0627\u0633\u064a (15-20% \u0623\u0642\u0644 \u0645\u0646 316)<\/li>\n<\/ul>\n<h4>\u0627\u062e\u062a\u0631 316 \u0639\u0646\u062f\u0645\u0627:<\/h4>\n<ul>\n<li>\u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0633\u0627\u062d\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u0628\u062d\u0631\u064a\u0629<\/li>\n<li>\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0628\u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f\u0627\u062a<\/li>\n<li>\u0627\u0644\u0645\u0633\u062a\u062d\u0636\u0631\u0627\u062a \u0627\u0644\u0635\u064a\u062f\u0644\u0627\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0627\u0644\u062d\u064a\u0648\u064a\u0629 (\u062f\u0631\u062c\u0629 \u0646\u0642\u0627\u0621 \u0623\u0639\u0644\u0649)<\/li>\n<li>\u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0646\u0641\u0637 \u0648\u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0628\u062d\u0631\u064a\u0629<\/li>\n<li>\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u064a\u0627\u0647 \u0628\u0627\u0644\u0643\u0644\u0648\u0631<\/li>\n<li>\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629<\/li>\n<\/ul>\n<h3>\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/h3>\n<ul>\n<li><strong>304:<\/strong> \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629 \u062d\u062a\u0649 870 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (1600 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/li>\n<li><strong>316:<\/strong> \u062e\u062f\u0645\u0629 \u0645\u0633\u062a\u0645\u0631\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 870 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (1600 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)\u060c \u0642\u0648\u0629 \u0632\u062d\u0641 \u0623\u0641\u0636\u0644<\/li>\n<li><strong>316L:<\/strong> \u0646\u0633\u062e\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u0643\u0631\u0628\u0648\u0646 \u0644\u0644\u062d\u0627\u0645\u060c \u062a\u0645\u0646\u0639 \u062a\u0631\u0633\u064a\u0628 \u0627\u0644\u0643\u0631\u0628\u064a\u062f<\/li>\n<\/ul>\n<h3>\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/h3>\n<p>\u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u0643\u0644\u0641 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 316 \u0639\u0627\u062f\u0629\u064b 15-25% \u0623\u0643\u062b\u0631 \u0645\u0646 304 \u0628\u0633\u0628\u0628 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0646\u064a\u0643\u0644 \u0648\u0627\u0644\u0645\u0648\u0644\u064a\u0628\u062f\u064a\u0646\u0648\u0645. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646 \u0639\u0645\u0631 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0637\u0648\u064a\u0644 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0628\u0631\u0631 \u0627\u0644\u0627\u0633\u062a\u062b\u0645\u0627\u0631 \u0627\u0644\u0625\u0636\u0627\u0641\u064a.<\/p>\n<h3>\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629<\/h3>\n<ul>\n<li>ASTM A182: \u062d\u0648\u0627\u0641 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0637\u0631\u0648\u0642\u0629 (F304\u060c F304L\u060c F316\u060c F316L)<\/li>\n<li>ASME B16.5: \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0623\u0628\u0639\u0627\u062f ASME B16.5: \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0623\u0628\u0639\u0627\u062f<\/li>\n<li>NACE MR0175: \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062d\u0627\u0645\u0636\u0629<\/li>\n<\/ul>\n<p>\u064a\u0636\u0645\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0623\u0645\u062b\u0644 \u0648\u064a\u0642\u0644\u0644 \u0645\u0646 \u062a\u0643\u0627\u0644\u064a\u0641 \u062f\u0648\u0631\u0629 \u0627\u0644\u062d\u064a\u0627\u0629 \u0641\u064a \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643.<\/p>\n<p><strong>\u0648\u0627\u062a\u0633\u0627\u0628:<\/strong>\u00a0+86-18658777855<br \/>\n<strong>\u0627\u0644\u0628\u0631\u064a\u062f \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a:<\/strong>\u00a01007788887@qq.com<br \/>\n<a href=\"https:\/\/www.720yun.com\/vr\/a6ajt7ynrw0\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-884\" src=\"http:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp\" alt=\"\" width=\"1290\" height=\"2317\" title=\"\" srcset=\"https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp 1290w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-167x300.webp 167w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-570x1024.webp 570w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-768x1379.webp 768w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-855x1536.webp 855w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-1140x2048.webp 1140w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-7x12.webp 7w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-416x747.webp 416w\" sizes=\"auto, (max-width: 1290px) 100vw, 1290px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>304 vs 316 Stainless Steel Flanges Choosing between 304 and 316 stainless steel flanges is critical for ensuring long-term performance in corrosive environments. Understanding the key differences helps prevent premature failure and costly replacements. Chemical Composition Comparison Element 304 (SS) 316 (SS) Chromium 18-20% 16-18% Nickel 8-10.5% 10-14% Molybdenum None 2-3% Carbon Max 0.08% Max [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[77,66,79,78],"class_list":["post-1040","post","type-post","status-publish","format-standard","hentry","category-blog","tag-carbon","tag-flange","tag-material","tag-stainless"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/posts\/1040","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/comments?post=1040"}],"version-history":[{"count":2,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/posts\/1040\/revisions"}],"predecessor-version":[{"id":1052,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/posts\/1040\/revisions\/1052"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/media?parent=1040"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/categories?post=1040"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/ar\/wp-json\/wp\/v2\/tags?post=1040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}