{"id":2989,"date":"2026-05-12T23:14:34","date_gmt":"2026-05-12T15:14:34","guid":{"rendered":"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/"},"modified":"2026-05-12T23:14:34","modified_gmt":"2026-05-12T15:14:34","slug":"how-to-choose-grade-a-galvanized-steel-pipe-white-a","status":"publish","type":"post","link":"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/","title":{"rendered":"\u934d\u92c5\u92fc\u7ba1A\u7d1a\u600e\u9ebc\u9078\uff1f\u767dA\u7ba1\u539a\u5ea6\u5167\u5f91\u91cd\u91cf\u898f\u683c\u9078\u8cfc\u5fc5\u770b"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_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 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href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#%E8%A6%8F%E6%A0%BC%E7%A2%BA%E8%AA%8D%E6%B8%85%E5%96%AE\" >\u898f\u683c\u78ba\u8a8d\u6e05\u55ae<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#%E6%96%87%E4%BB%B6%E8%88%87%E6%A8%99%E7%A4%BA%E7%A2%BA%E8%AA%8D\" >\u6587\u4ef6\u8207\u6a19\u793a\u78ba\u8a8d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#%E7%B5%90%E8%AB%96%EF%BC%9A%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1A%E7%B4%9A%E6%87%89%E4%BB%A5%E6%A8%99%E6%BA%96%E3%80%81%E5%B0%BA%E5%AF%B8%E8%88%87%E7%94%A8%E9%80%94%E5%85%B1%E5%90%8C%E5%88%A4%E6%96%B7\" 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href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#2_%E9%8D%8D%E9%8B%85A%E7%AE%A1212%E2%80%B3%E7%9A%84%E5%B0%BA%E5%AF%B8%E6%98%AF%E5%A4%9A%E5%B0%91%EF%BC%9F\" >2. \u934d\u92c5A\u7ba121\/2&#8243;\u7684\u5c3a\u5bf8\u662f\u591a\u5c11\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#3_%E9%8D%8D%E9%8B%85A%E7%AE%A13%E2%80%B3%E7%9A%84%E5%B0%BA%E5%AF%B8%E6%98%AF%E5%A4%9A%E5%B0%91%EF%BC%9F\" >3. \u934d\u92c5A\u7ba13&#8243;\u7684\u5c3a\u5bf8\u662f\u591a\u5c11\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#4_%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E9%87%8D%E9%87%8F%E6%80%8E%E9%BA%BC%E7%AE%97%EF%BC%9F\" >4. 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href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#7_%E7%86%B1%E6%B5%B8%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E8%A6%8F%E6%A0%BC%E5%B8%B8%E8%A6%8B%E6%A8%99%E6%BA%96%E6%9C%89%E5%93%AA%E4%BA%9B%EF%BC%9F\" >7. \u71b1\u6d78\u934d\u92c5\u92fc\u7ba1\u898f\u683c\u5e38\u898b\u6a19\u6e96\u6709\u54ea\u4e9b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#8_%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E9%81%A9%E5%90%88%E6%88%B6%E5%A4%96%E4%BD%BF%E7%94%A8%E5%97%8E%EF%BC%9F\" >8. \u934d\u92c5\u92fc\u7ba1\u9069\u5408\u6236\u5916\u4f7f\u7528\u55ce\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#9_%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E5%8F%AF%E4%BB%A5%E7%84%8A%E6%8E%A5%E5%97%8E%EF%BC%9F\" >9. \u934d\u92c5\u92fc\u7ba1\u53ef\u4ee5\u710a\u63a5\u55ce\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/choozseo.com\/blog\/media\/how-to-choose-grade-a-galvanized-steel-pipe-white-a\/#10_%E6%8E%A1%E8%B3%BC%E6%99%82%E6%9C%80%E9%87%8D%E8%A6%81%E7%9A%84%E7%A2%BA%E8%AA%8D%E4%BA%8B%E9%A0%85%E6%98%AF%E4%BB%80%E9%BA%BC%EF%BC%9F\" >10. \u63a1\u8cfc\u6642\u6700\u91cd\u8981\u7684\u78ba\u8a8d\u4e8b\u9805\u662f\u4ec0\u9ebc\uff1f<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1A%E7%B4%9A%E9%81%B8%E8%B3%BC%E9%87%8D%E9%BB%9E\"><\/span>\u934d\u92c5\u92fc\u7ba1A\u7d1a\u9078\u8cfc\u91cd\u9ede<span 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class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u53f0\u7063\u5e02\u5834\u5e38\u898b\u300c\u934d\u92c5A\u7ba1\u300d\u3001\u300c\u767dA\u7ba1\u300d\u3001\u300c\u934d\u92c5B\u7ba1\u300d\u3001\u300c\u767dB\u7ba1\u300d\u7b49\u8aaa\u6cd5\uff0c\u901a\u5e38\u662f\u7528\u4f86\u5340\u5206\u4e0d\u540c\u7cfb\u5217\u3001\u539a\u5ea6\u6216\u7528\u9014\u7684\u934d\u92c5\u5713\u7ba1\u7522\u54c1\u3002\u4ee5\u63d0\u4f9b\u8cc7\u6599\u4e2d\u7684\u7522\u54c1\u4ecb\u7d39\u70ba\u4f8b\uff0c\u934d\u92c5A\u7ba121\/2\"\u5c0d\u61c9\u5916\u5f9176.3mm\u3001\u5167\u5f9171.7mm\u3001\u539a\u5ea62.3mm\uff1b\u934d\u92c5A\u7ba13\"\u5c0d\u61c9\u5916\u5f9189.0mm\u3001\u5167\u5f9184.4mm\u3001\u539a\u5ea62.3mm\u3002\u9019\u985e\u8cc7\u8a0a\u5728\u9078\u6750\u6642\u975e\u5e38\u95dc\u9375\uff0c\u56e0\u70ba\u540c\u6a23\u7a31\u70ba2-1\/2\"\u62163\"\uff0c\u5be6\u969b\u5916\u5f91\u3001\u934d\u92c5\u92fc\u7ba1\u5167\u5f91\u8207\u934d\u92c5\u92fc\u7ba1\u539a\u5ea6\u6703\u76f4\u63a5\u5f71\u97ff\u52a0\u5de5\u3001\u5957\u63a5\u3001\u710a\u63a5\u3001\u56fa\u5b9a\u4e94\u91d1\u8207\u627f\u8f09\u8868\u73fe\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"ASTM_A153%E7%9A%84A%E7%B4%9A%E6%98%AF%E9%8D%8D%E9%8B%85%E9%87%8F%E5%88%86%E9%A1%9E%EF%BC%8C%E4%B8%8D%E7%AD%89%E6%96%BC%E7%99%BDA%E7%AE%A1\"><\/span>ASTM A153\u7684A\u7d1a\u662f\u934d\u92c5\u91cf\u5206\u985e\uff0c\u4e0d\u7b49\u65bc\u767dA\u7ba1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u53c3\u8003ASTM 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id=\"%E9%8D%8D%E9%8B%85A%E7%AE%A1%E5%B8%B8%E8%A6%8B%E8%A6%8F%E6%A0%BC%E8%88%87%E5%B0%BA%E5%AF%B8%E5%88%86%E6%9E%90\"><\/span>\u934d\u92c5A\u7ba1\u5e38\u898b\u898f\u683c\u8207\u5c3a\u5bf8\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E4%BE%9D%E6%8F%90%E4%BE%9B%E8%B3%87%E6%96%99%E6%95%B4%E7%90%86%E4%B9%8B%E5%B0%BA%E5%AF%B8%E8%A1%A8\"><\/span>\u4f9d\u63d0\u4f9b\u8cc7\u6599\u6574\u7406\u4e4b\u5c3a\u5bf8\u8868<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ee5\u4e0b\u8868\u683c\u4f9d\u64da\u6240\u63d0\u4f9b\u7684\u7522\u54c1\u4ecb\u7d39\u8207\u8cea\u91cf\u8a08\u7b97\u516c\u5f0f\u6574\u7406\uff0c\u50c5\u5217\u51fa\u8cc7\u6599\u4e2d\u660e\u78ba\u51fa\u73fe\u7684\u934d\u92c5A\u7ba1\u5c3a\u5bf8\u3002\u934d\u92c5B\u7ba121\/2\"\u8207\u934d\u92c5B\u7ba13\"\u5728\u8cc7\u6599\u4e2d\u6709\u5217\u70ba\u5c0d\u7167\u54c1\u9805\uff0c\u4f46\u672a\u63d0\u4f9b\u5b8c\u6574\u5916\u5f91\u3001\u5167\u5f91\u8207\u539a\u5ea6\u6578\u503c\uff0c\u56e0\u6b64\u4e0d\u4efb\u610f\u88dc\u586b\uff0c\u63a1\u8cfc\u6642\u61c9\u4ee5\u4f9b\u61c9\u5546\u898f\u683c\u8868\u6216\u51fa\u8ca8\u6a19\u793a\u70ba\u6e96\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85A%E7%AE%A1%E5%B0%BA%E5%AF%B8%E8%88%87%E7%90%86%E8%AB%96%E9%87%8D%E9%87%8F%E8%A1%A8\"><\/span>\u934d\u92c5A\u7ba1\u5c3a\u5bf8\u8207\u7406\u8ad6\u91cd\u91cf\u8868<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table>\n<tr>\n<th>\u54c1\u9805<\/th>\n<th>\u516c\u7a31\u5c3a\u5bf8<\/th>\n<th>\u5916\u5f91D(mm)<\/th>\n<th>\u934d\u92c5\u92fc\u7ba1\u5167\u5f91(mm)<\/th>\n<th>\u934d\u92c5\u92fc\u7ba1\u539a\u5ea6t(mm)<\/th>\n<th>\u7406\u8ad6\u8cea\u91cfkg\/M<\/th>\n<th>6M\/\u652f\u7d04\u91cd<\/th>\n<th>\u5c0d\u7167\u54c1\u9805<\/th>\n<\/tr>\n<tr>\n<td>\u934d\u92c5A\u7ba1<\/td>\n<td>21\/2\"<\/td>\n<td>76.3<\/td>\n<td>71.7<\/td>\n<td>2.3<\/td>\n<td>\u7d044.20<\/td>\n<td>\u7d0425.18kg<\/td>\n<td>\u934d\u92c5B\u7ba121\/2\"<\/td>\n<\/tr>\n<tr>\n<td>\u934d\u92c5A\u7ba1<\/td>\n<td>3\"<\/td>\n<td>89.0<\/td>\n<td>84.4<\/td>\n<td>2.3<\/td>\n<td>\u7d044.92<\/td>\n<td>\u7d0429.49kg<\/td>\n<td>\u934d\u92c5B\u7ba13\"<\/td>\n<\/tr>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E5%8E%9A%E5%BA%A6%E5%A6%82%E4%BD%95%E5%BD%B1%E9%9F%BF%E9%87%8D%E9%87%8F%E3%80%81%E5%BC%B7%E5%BA%A6%E8%88%87%E5%83%B9%E6%A0%BC\"><\/span>\u934d\u92c5\u92fc\u7ba1\u539a\u5ea6\u5982\u4f55\u5f71\u97ff\u91cd\u91cf\u3001\u5f37\u5ea6\u8207\u50f9\u683c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9A%E5%BA%A6%E6%98%AF%E8%A6%8F%E6%A0%BC%E5%88%A4%E6%96%B7%E6%A0%B8%E5%BF%83\"><\/span>\u539a\u5ea6\u662f\u898f\u683c\u5224\u65b7\u6838\u5fc3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u934d\u92c5\u92fc\u7ba1\u539a\u5ea6\u6703\u5f71\u97ff\u4e09\u4ef6\u4e8b\uff1a\u7b2c\u4e00\u662f\u55ae\u652f\u91cd\u91cf\uff0c\u7b2c\u4e8c\u662f\u7d50\u69cb\u525b\u6027\u8207\u8010\u7528\u7a0b\u5ea6\uff0c\u7b2c\u4e09\u662f\u6750\u6599\u50f9\u683c\u8207\u52a0\u5de5\u6210\u672c\u3002\u4ee5\u540c\u4e00\u5916\u5f91\u92fc\u7ba1\u4f86\u770b\uff0c\u539a\u5ea6\u8d8a\u539a\uff0c\u55ae\u7c73\u91cd\u91cf\u8d8a\u9ad8\uff0c\u901a\u5e38\u627f\u53d7\u5916\u529b\u8207\u78b0\u649e\u7684\u80fd\u529b\u4e5f\u8f03\u4f73\uff0c\u4f46\u50f9\u683c\u3001\u642c\u904b\u91cd\u91cf\u8207\u5207\u5272\u52a0\u5de5\u6210\u672c\u4e5f\u6703\u63d0\u9ad8\u3002\u82e5\u7528\u9014\u662f\u5ee3\u544a\u71c8\u67b6\u3001\u5009\u5132\u8ca8\u67b6\u3001\u4ea4\u901a\u8a2d\u65bd\u6216\u5efa\u7bc9\u5de5\u7a0b\u914d\u4ef6\uff0c\u61c9\u4f9d\u5be6\u969b\u627f\u8f09\u3001\u56fa\u5b9a\u65b9\u5f0f\u8207\u4f7f\u7528\u74b0\u5883\u9078\u64c7\uff0c\u800c\u4e0d\u662f\u53ea\u6bd4\u8f03\u55ae\u50f9\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E7%90%86%E8%AB%96%E8%B3%AA%E9%87%8F%E8%A8%88%E7%AE%97%E5%85%AC%E5%BC%8F\"><\/span>\u7406\u8ad6\u8cea\u91cf\u8a08\u7b97\u516c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8cc7\u6599\u4e2d\u63d0\u4f9b\u7684\u8cea\u91cf\u8a08\u7b97\u6a19\u6e96\u70ba\uff1a<\/p>\n<p>W=0.02466t(D-t)<\/p>\n<p>\u5176\u4e2d\uff0cW\u70ba\u7ba1\u4e4b\u8cea\u91cfkg\/M\uff0ct\u70ba\u7ba1\u4e4b\u539a\u5ea6mm\uff0cD\u70ba\u7ba1\u4e4b\u5916\u5f91mm\u3002\u5176\u4ed6\u539a\u5ea6\u4e5f\u53ef\u4f9d\u6b64\u516c\u5f0f\u4f30\u7b97\uff0c\u518d\u63db\u7b97\u70ba\u4e0d\u540c\u539a\u5ea6\u4e4b\u7e3d\u9577\u5ea6\u8cea\u91cf\u3002\u4f8b\u5982\u934d\u92c5A\u7ba121\/2\"\uff0cD=76.3mm\u3001t=2.3mm\uff0cW=0.02466\u00d72.3\u00d7(76.3-2.3)\uff0c\u7d04\u70ba4.20kg\/M\uff1b\u82e5\u70ba\u4e00\u822c6M\/\u652f\uff0c\u55ae\u652f\u7d0425.18kg\u3002\u9019\u7a2e\u7b97\u6cd5\u6709\u52a9\u65bc\u4f30\u7b97\u904b\u8f38\u3001\u540a\u639b\u3001\u5009\u5132\u8207\u65bd\u5de5\u642c\u904b\u9700\u6c42\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E5%85%A7%E5%BE%91%E8%88%87%E5%A4%96%E5%BE%91%E7%82%BA%E4%BD%95%E4%B8%8D%E8%83%BD%E6%B7%B7%E7%94%A8\"><\/span>\u934d\u92c5\u92fc\u7ba1\u5167\u5f91\u8207\u5916\u5f91\u70ba\u4f55\u4e0d\u80fd\u6df7\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E5%85%A7%E5%BE%91%E5%BD%B1%E9%9F%BF%E6%B5%81%E9%87%8F%E8%88%87%E7%A9%BF%E7%B7%9A%E7%A9%BA%E9%96%93\"><\/span>\u5167\u5f91\u5f71\u97ff\u6d41\u91cf\u8207\u7a7f\u7dda\u7a7a\u9593<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u934d\u92c5\u92fc\u7ba1\u5167\u5f91\u5e38\u7528\u65bc\u5224\u65b7\u6d41\u9ad4\u901a\u904e\u3001\u914d\u7ba1\u5bb9\u91cf\u3001\u7a7f\u7dda\u7a7a\u9593\u6216\u5957\u63a5\u914d\u5408\u3002\u63d0\u4f9b\u8cc7\u6599\u4e2d\uff0c\u934d\u92c5A\u7ba121\/2\"\u7684\u5916\u5f91\u70ba76.3mm\uff0c\u5167\u5f91\u70ba71.7mm\uff1b\u934d\u92c5A\u7ba13\"\u7684\u5916\u5f91\u70ba89.0mm\uff0c\u5167\u5f91\u70ba84.4mm\u3002\u9019\u4ee3\u8868\u516c\u7a31\u5c3a\u5bf8\u4e26\u4e0d\u7b49\u65bc\u5be6\u969b\u5167\u5f91\uff0c\u4e5f\u4e0d\u7b49\u65bc\u5be6\u969b\u5916\u5f91\u3002\u82e5\u73fe\u5834\u9700\u8981\u642d\u914d\u7ba1\u675f\u3001\u6cd5\u862d\u3001\u7259\u63a5\u3001\u5957\u7ba1\u6216\u56fa\u5b9a\u5ea7\uff0c\u61c9\u4ee5\u5be6\u969b\u5c3a\u5bf8\u78ba\u8a8d\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%A4%96%E5%BE%91%E5%BD%B1%E9%9F%BF%E5%A4%BE%E5%85%B7%E3%80%81%E9%85%8D%E4%BB%B6%E8%88%87%E5%8A%A0%E5%B7%A5\"><\/span>\u5916\u5f91\u5f71\u97ff\u593e\u5177\u3001\u914d\u4ef6\u8207\u52a0\u5de5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5916\u5f91\u901a\u5e38\u6c7a\u5b9a\u7ba1\u593e\u3001U\u578b\u87ba\u6813\u3001\u56fa\u5b9a\u5ea7\u3001\u5957\u7b52\u8207\u6a5f\u68b0\u52a0\u5de5\u914d\u4ef6\u662f\u5426\u80fd\u543b\u5408\u3002\u82e5\u53ea\u7528\u300c2-1\/2\u540b\u300d\u6216\u300c3\u540b\u300d\u53e3\u982d\u63cf\u8ff0\uff0c\u53ef\u80fd\u56e0\u4e0d\u540c\u6a19\u6e96\u3001\u4e0d\u540c\u5ee0\u724c\u6216\u4e0d\u540c\u7cfb\u5217\u9020\u6210\u8aa4\u5dee\u3002\u5c24\u5176\u767dA\u7ba1\u8207\u767dB\u7ba1\u7684\u5e02\u5834\u7a31\u547c\u53ef\u80fd\u96a8\u4f9b\u61c9\u5546\u800c\u4e0d\u540c\uff0c\u78ba\u8a8d\u934d\u92c5b\u7ba1\u898f\u683c\u6642\uff0c\u61c9\u8acb\u4f9b\u61c9\u5546\u63d0\u4f9b\u5b8c\u6574\u5c3a\u5bf8\u8868\uff0c\u5305\u542b\u5916\u5f91\u3001\u5167\u5f91\u3001\u539a\u5ea6\u3001\u9577\u5ea6\u3001\u91cd\u91cf\u8207\u9069\u7528\u6a19\u6e96\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1sch40%E8%88%87%E4%B8%80%E8%88%ACA%E7%AE%A1%E3%80%81B%E7%AE%A1%E7%9A%84%E5%B7%AE%E7%95%B0\"><\/span>\u934d\u92c5\u92fc\u7ba1sch40\u8207\u4e00\u822cA\u7ba1\u3001B\u7ba1\u7684\u5dee\u7570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"SCH40%E6%98%AF%E7%AE%A1%E5%A3%81%E5%8E%9A%E5%BA%A6%E7%B3%BB%E5%88%97%E6%A6%82%E5%BF%B5\"><\/span>SCH40\u662f\u7ba1\u58c1\u539a\u5ea6\u7cfb\u5217\u6982\u5ff5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u934d\u92c5\u92fc\u7ba1sch40\u5e38\u898b\u65bcASTM\u7cfb\u7d71\u8207\u5de5\u7a0b\u914d\u7ba1\u9700\u6c42\uff0cSCH\u4ee3\u8868Schedule\uff0c\u662f\u7ba1\u58c1\u539a\u5ea6\u7b49\u7d1a\u7684\u8868\u793a\u65b9\u5f0f\u3002SCH40\u4e0d\u53ea\u662f\u300c\u6bd4\u8f03\u539a\u300d\u7684\u53e3\u8a9e\u8aaa\u6cd5\uff0c\u800c\u662f\u4f9d\u516c\u7a31\u7ba1\u5f91\u5c0d\u61c9\u5230\u7279\u5b9a\u58c1\u539a\u3002\u76f8\u540c\u516c\u7a31\u5c3a\u5bf8\u4e0b\uff0cSCH40\u3001SCH80\u7b49\u7cfb\u5217\u6703\u6709\u4e0d\u540c\u539a\u5ea6\u8207\u91cd\u91cf\uff0c\u8010\u58d3\u3001\u87ba\u7d0b\u52a0\u5de5\u8207\u914d\u4ef6\u642d\u914d\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E4%B8%8D%E8%83%BD%E7%9B%B4%E6%8E%A5%E6%8A%8A%E7%99%BDA%E7%AE%A1%E7%AD%89%E5%90%8CSCH40\"><\/span>\u4e0d\u80fd\u76f4\u63a5\u628a\u767dA\u7ba1\u7b49\u540cSCH40<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5e02\u5834\u4e0a\u7684\u934d\u92c5A\u7ba1\u3001\u934d\u92c5B\u7ba1\u8207\u934d\u92c5\u92fc\u7ba1sch40\u4e0d\u61c9\u76f4\u63a5\u756b\u4e0a\u7b49\u865f\u3002\u63d0\u4f9b\u8cc7\u6599\u63d0\u5230ASTM A53\u7f8e\u570b\u6750\u6599\u5354\u6703\u4e00\u822c\u7528\u7ba1\u542bSch80\uff0c\u4e5f\u63d0\u5230CNS4626\u3001CNS6445\u3001BS-B\u82f1\u570b\u570b\u5bb6B\u7d1a\u92fc\u7ba1\u7b49\u898f\u7bc4\u3002\u9019\u4e9b\u898f\u7bc4\u5404\u6709\u6750\u6599\u3001\u5c3a\u5bf8\u3001\u88fd\u7a0b\u8207\u6aa2\u9a57\u8981\u6c42\u3002\u82e5\u5de5\u7a0b\u5716\u8aaa\u660e\u78ba\u8981\u6c42ASTM A53 SCH40\uff0c\u5c31\u61c9\u63a1\u8cfc\u7b26\u5408\u8a72\u6a19\u6e96\u7684\u92fc\u7ba1\uff0c\u800c\u4e0d\u662f\u53ea\u7528\u767dA\u7ba1\u6216\u767dB\u7ba1\u4ee3\u66ff\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E7%86%B1%E6%B5%B8%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1%E8%A6%8F%E6%A0%BC%E8%88%87%E5%B8%B8%E8%A6%8B%E5%9C%8B%E5%AE%B6%E6%A8%99%E6%BA%96\"><\/span>\u71b1\u6d78\u934d\u92c5\u92fc\u7ba1\u898f\u683c\u8207\u5e38\u898b\u570b\u5bb6\u6a19\u6e96<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E7%86%B1%E6%B5%B8%E9%8D%8D%E9%8B%85%E7%9A%84%E7%94%A8%E9%80%94%E8%88%87%E5%84%AA%E9%BB%9E\"><\/span>\u71b1\u6d78\u934d\u92c5\u7684\u7528\u9014\u8207\u512a\u9ede<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u71b1\u6d78\u934d\u92c5\u92fc\u7ba1\u662f\u5c07\u92fc\u7ba1\u7d93\u8868\u9762\u8655\u7406\u5f8c\u6d78\u5165\u7194\u878d\u92c5\u6db2\uff0c\u4f7f\u8868\u9762\u5f62\u6210\u92c5\u5c64\uff0c\u63d0\u5347\u9632\u93fd\u8207\u8010\u5019\u80fd\u529b\u3002\u934d\u92c5\u5713\u7ba1\uff0c\u4e5f\u5c31\u662f\u5e38\u898b\u767dA\u7ba1\u8207\u767dB\u7ba1\uff0c\u5177\u5099\u9ad8\u9632\u93fd\u6027\u3001\u8010\u5019\u8010\u7528\u7b49\u7279\u6027\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5efa\u7bc9\u5de5\u7a0b\u3001\u5ee3\u544a\u71c8\u67b6\u3001\u5009\u5132\u8ca8\u67b6\u3001\u4ea4\u901a\u8a2d\u65bd\u53ca\u4e00\u822c\u914d\u7ba1\u6750\u6599\u3002\u82e5\u4f7f\u7528\u74b0\u5883\u6f6e\u6fd5\u3001\u6236\u5916\u66dd\u66ec\u6216\u63a5\u89f8\u96e8\u6c34\uff0c\u71b1\u6d78\u934d\u92c5\u901a\u5e38\u6bd4\u672a\u934d\u92c5\u9ed1\u9435\u7ba1\u66f4\u9069\u5408\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E8%A6%8B%E8%A6%8F%E7%AF%84%E8%88%87%E6%A8%99%E7%A4%BA\"><\/span>\u5e38\u898b\u898f\u7bc4\u8207\u6a19\u793a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u71b1\u6d78\u934d\u92c5\u92fc\u7ba1\u898f\u683c\u5e38\u898b\u53c3\u8003CNS2606\u3001CNS4626\u3001CNS6445\u7b49\u570b\u5bb6\u6a19\u6e96\uff0c\u4e5f\u53ef\u4f9d\u5de5\u7a0b\u9700\u6c42\u53c3\u8003ASTM A53\u3001ASTM A153\u6216BS-B 1387\u3002\u8cc7\u6599\u4e2d\u63d0\u5230\uff0c\u7d93\u6aa2\u9a57\u5408\u683c\u4e4b\u6bcf\u652f\u92fc\u7ba1\uff0c\u61c9\u4ee5\u9069\u7576\u65b9\u6cd5\u6a19\u793a\u76f8\u95dc\u9805\u76ee\uff1b\u5c0f\u5c3a\u5ea6\u92fc\u7ba1\u6216\u8cb7\u65b9\u8981\u6c42\u6642\uff0c\u4e5f\u53ef\u4f9d\u5916\u5305\u88dd\u6a19\u793a\u3002\u5c0d\u63a1\u8cfc\u7aef\u800c\u8a00\uff0c\u6a19\u793a\u662f\u78ba\u8a8d\u4f86\u6e90\u3001\u898f\u683c\u3001\u6279\u6b21\u8207\u5408\u683c\u72c0\u614b\u7684\u91cd\u8981\u4f9d\u64da\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85B%E7%AE%A1%E8%A6%8F%E6%A0%BC%E5%A6%82%E4%BD%95%E8%88%87A%E7%AE%A1%E6%AF%94%E8%BC%83\"><\/span>\u934d\u92c5B\u7ba1\u898f\u683c\u5982\u4f55\u8207A\u7ba1\u6bd4\u8f03<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"B%E7%AE%A1%E9%9C%80%E4%BB%A5%E4%BE%9B%E6%87%89%E5%95%86%E8%A6%8F%E6%A0%BC%E8%A1%A8%E7%A2%BA%E8%AA%8D\"><\/span>B\u7ba1\u9700\u4ee5\u4f9b\u61c9\u5546\u898f\u683c\u8868\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u641c\u5c0b\u934d\u92c5b\u7ba1\u898f\u683c\u6642\uff0c\u5e38\u6703\u770b\u5230\u767dB\u7ba1\u8207\u767dA\u7ba1\u4e26\u5217\u3002\u4e00\u822c\u4f86\u8aaa\uff0cA\u7ba1\u8207B\u7ba1\u53ef\u80fd\u5728\u539a\u5ea6\u3001\u91cd\u91cf\u3001\u7528\u9014\u6216\u50f9\u683c\u5e36\u4e0a\u6709\u6240\u5dee\u7570\uff0c\u4f46\u4e0d\u540c\u5ee0\u724c\u8207\u4f9b\u61c9\u5546\u7684\u547d\u540d\u65b9\u5f0f\u4e0d\u4e00\u5b9a\u5b8c\u5168\u4e00\u81f4\u3002\u7531\u65bc\u63d0\u4f9b\u8cc7\u6599\u50c5\u5217\u51fa\u300c\u934d\u92c5B\u7ba121\/2\"\u300d\u8207\u300c\u934d\u92c5B\u7ba13\"\u300d\u4f5c\u70ba\u54c1\u9805\u540d\u7a31\uff0c\u672a\u9644\u5b8c\u6574\u6578\u503c\uff0c\u56e0\u6b64\u4e0d\u80fd\u76f4\u63a5\u63a8\u5b9a\u5176\u539a\u5ea6\u6216\u91cd\u91cf\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E6%8E%A1%E8%B3%BC%E6%AF%94%E8%BC%83%E5%BB%BA%E8%AD%B0\"><\/span>\u63a1\u8cfc\u6bd4\u8f03\u5efa\u8b70<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6bd4\u8f03\u934d\u92c5A\u7ba1\u8207\u934d\u92c5B\u7ba1\u6642\uff0c\u5efa\u8b70\u81f3\u5c11\u6838\u5c0d\u516d\u9805\u8cc7\u6599\uff1a\u516c\u7a31\u5c3a\u5bf8\u3001\u5916\u5f91\u3001\u5167\u5f91\u3001\u539a\u5ea6\u3001\u6bcf\u7c73\u91cd\u91cf\u3001\u7b26\u5408\u6a19\u6e96\u3002\u82e5\u70ba\u5de5\u7a0b\u7528\u9014\uff0c\u9084\u61c9\u78ba\u8a8d\u662f\u5426\u53ef\u710a\u3001\u662f\u5426\u53ef\u653b\u7259\u3001\u662f\u5426\u9700\u6cd5\u862d\u642d\u914d\u3001\u662f\u5426\u9700\u9644\u6750\u8cea\u8b49\u660e\u6216\u6aa2\u9a57\u6587\u4ef6\u3002\u82e5\u53ea\u7528\u300cA\u7ba1\u6bd4\u8f03\u597d\u300d\u6216\u300cB\u7ba1\u6bd4\u8f03\u4fbf\u5b9c\u300d\u5224\u65b7\uff0c\u5bb9\u6613\u5ffd\u7565\u73fe\u5834\u5b89\u88dd\u9700\u6c42\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%8D%8D%E9%8B%85%E7%A2%B3%E9%8B%BC%E9%8B%BC%E7%AE%A1%E7%9A%84%E6%87%89%E7%94%A8%E7%AF%84%E5%9C%8D\"><\/span>\u934d\u92c5\u78b3\u92fc\u92fc\u7ba1\u7684\u61c9\u7528\u7bc4\u570d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E5%BB%BA%E7%AF%89%E3%80%81%E6%94%AF%E6%92%90%E8%88%87%E4%B8%80%E8%88%AC%E9%85%8D%E7%AE%A1\"><\/span>\u5efa\u7bc9\u3001\u652f\u6490\u8207\u4e00\u822c\u914d\u7ba1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u934d\u92c5\u78b3\u92fc\u92fc\u7ba1\u53ef\u7528\u65bc\u5efa\u7bc9\u5de5\u7a0b\u652f\u6490\u3001\u6236\u5916\u69cb\u67b6\u3001\u5ee3\u544a\u62db\u724c\u71c8\u67b6\u3001\u5009\u5132\u8ca8\u67b6\u3001\u6b04\u6746\u3001\u4ea4\u901a\u8a2d\u65bd\u8207\u4e00\u822c\u4e94\u91d1\u52a0\u5de5\u3002\u7531\u65bc\u8868\u9762\u6709\u934d\u92c5\u5c64\uff0c\u5c0d\u4e00\u822c\u5927\u6c23\u74b0\u5883\u5177\u6709\u8f03\u4f73\u9632\u93fd\u6548\u679c\u3002\u82e5\u9700\u8981\u710a\u63a5\u52a0\u5de5\uff0c\u61c9\u6ce8\u610f\u934d\u92c5\u5c64\u53d7\u71b1\u6703\u7522\u751f\u7159\u6c23\uff0c\u65bd\u5de5\u6642\u9700\u6709\u9069\u7576\u901a\u98a8\u8207\u5b89\u5168\u9632\u8b77\uff0c\u710a\u5f8c\u5340\u57df\u4e5f\u61c9\u8996\u9700\u6c42\u88dc\u92c5\u6216\u505a\u9632\u8755\u8655\u7406\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E4%B8%8D%E5%90%8C%E7%94%A8%E9%80%94%E9%9C%80%E9%81%B8%E4%B8%8D%E5%90%8C%E6%A8%99%E6%BA%96\"><\/span>\u4e0d\u540c\u7528\u9014\u9700\u9078\u4e0d\u540c\u6a19\u6e96<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u82e5\u53ea\u662f\u4e00\u822c\u69cb\u67b6\uff0c\u53ef\u80fd\u4ee5\u5c3a\u5bf8\u3001\u539a\u5ea6\u8207\u9632\u93fd\u9700\u6c42\u70ba\u4e3b\uff1b\u82e5\u662f\u6d41\u9ad4\u8f38\u9001\u3001\u6d88\u9632\u3001\u58d3\u529b\u7ba1\u7dda\u6216\u516c\u5171\u5de5\u7a0b\uff0c\u5247\u61c9\u4f9d\u8a2d\u8a08\u898f\u7bc4\u63a1\u7528\u6307\u5b9a\u6a19\u6e96\u3002\u8cc7\u6599\u4e2d\u5217\u51fa\u7684CNS4626\u3001CNS6445\u3001ASTM A53\u3001BS-B 1387\u7b49\uff0c\u90fd\u662f\u63a1\u8cfc\u6642\u5e38\u898b\u7684\u5224\u65b7\u4f9d\u64da\u3002\u5c0d\u9ad8\u8981\u6c42\u5de5\u7a0b\u800c\u8a00\uff0c\u7522\u54c1\u5408\u683c\u6a19\u793a\u3001\u6750\u8cea\u8b49\u660e\u8207\u6aa2\u9a57\u8cc7\u6599\u6bd4\u55ae\u7d14\u50f9\u683c\u66f4\u91cd\u8981\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E6%8E%A1%E8%B3%BC%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1A%E7%B4%9A%E5%89%8D%E6%87%89%E7%A2%BA%E8%AA%8D%E7%9A%84%E9%A0%85%E7%9B%AE\"><\/span>\u63a1\u8cfc\u934d\u92c5\u92fc\u7ba1A\u7d1a\u524d\u61c9\u78ba\u8a8d\u7684\u9805\u76ee<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A6%8F%E6%A0%BC%E7%A2%BA%E8%AA%8D%E6%B8%85%E5%96%AE\"><\/span>\u898f\u683c\u78ba\u8a8d\u6e05\u55ae<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u63a1\u8cfc\u524d\u5efa\u8b70\u5148\u5217\u51fa\u660e\u78ba\u9700\u6c42\uff0c\u4f8b\u5982\u5c3a\u5bf8\u70ba21\/2\"\u62163\"\uff0c\u5916\u5f91\u662f\u5426\u970076.3mm\u621689.0mm\uff0c\u539a\u5ea6\u662f\u5426\u70ba2.3mm\uff0c\u9577\u5ea6\u662f\u5426\u70ba6M\/\u652f\uff0c\u662f\u5426\u8981\u6c42CNS4626\u3001CNS6445\u6216ASTM A53\u3002\u82e5\u9700\u934d\u92c5\u92fc\u7ba1sch40\uff0c\u61c9\u76f4\u63a5\u5728\u8a62\u50f9\u55ae\u8a3b\u660eSCH40\u8207\u9069\u7528\u6a19\u6e96\uff0c\u907f\u514d\u4f9b\u61c9\u5546\u4ee5\u4e00\u822c\u767d\u7ba1\u5831\u50f9\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E6%96%87%E4%BB%B6%E8%88%87%E6%A8%99%E7%A4%BA%E7%A2%BA%E8%AA%8D\"><\/span>\u6587\u4ef6\u8207\u6a19\u793a\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u71b1\u6d78\u934d\u92c5\u92fc\u7ba1\u898f\u683c\u9664\u5c3a\u5bf8\u5916\uff0c\u9084\u61c9\u78ba\u8a8d\u7522\u54c1\u672c\u9ad4\u6216\u5916\u5305\u88dd\u6a19\u793a\u3002\u5408\u683c\u92fc\u7ba1\u901a\u5e38\u61c9\u6709\u9069\u7576\u6a19\u793a\uff0c\u4ee5\u5229\u8ffd\u6eaf\u3002\u82e5\u5de5\u7a0b\u9700\u8981\uff0c\u61c9\u8981\u6c42\u63d0\u4f9b\u898f\u683c\u8868\u3001\u51fa\u5ee0\u8b49\u660e\u3001\u6aa2\u9a57\u8cc7\u6599\u6216\u76f8\u95dc\u6a19\u6e96\u7b26\u5408\u8072\u660e\u3002\u5c0d\u65bc\u5927\u91cf\u63a1\u8cfc\u6216\u516c\u5171\u5de5\u7a0b\u6750\u6599\uff0c\u6587\u4ef6\u5b8c\u6574\u5ea6\u5e38\u662f\u9a57\u6536\u91cd\u9ede\u4e4b\u4e00\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E7%B5%90%E8%AB%96%EF%BC%9A%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1A%E7%B4%9A%E6%87%89%E4%BB%A5%E6%A8%99%E6%BA%96%E3%80%81%E5%B0%BA%E5%AF%B8%E8%88%87%E7%94%A8%E9%80%94%E5%85%B1%E5%90%8C%E5%88%A4%E6%96%B7\"><\/span>\u7d50\u8ad6\uff1a\u934d\u92c5\u92fc\u7ba1A\u7d1a\u61c9\u4ee5\u6a19\u6e96\u3001\u5c3a\u5bf8\u8207\u7528\u9014\u5171\u540c\u5224\u65b7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u934d\u92c5\u92fc\u7ba1a\u7d1a\u4e0d\u662f\u55ae\u4e00\u56fa\u5b9a\u898f\u683c\uff0c\u53ef\u80fd\u6307\u5e02\u5834\u4e0a\u7684\u767dA\u7ba1\uff0c\u4e5f\u53ef\u80fd\u88ab\u8aa4\u89e3\u70baASTM 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id=\"%E5%B8%B8%E8%A6%8B%E5%95%8F%E9%A1%8C\"><\/span>\u5e38\u898b\u554f\u984c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_%E9%8D%8D%E9%8B%85%E9%8B%BC%E7%AE%A1A%E7%B4%9A%E5%B0%B1%E6%98%AF%E7%99%BDA%E7%AE%A1%E5%97%8E%EF%BC%9F\"><\/span>1. \u934d\u92c5\u92fc\u7ba1A\u7d1a\u5c31\u662f\u767dA\u7ba1\u55ce\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e0d\u4e00\u5b9a\u3002\u53f0\u7063\u5e02\u5834\u5e38\u628a\u934d\u92c5A\u7ba1\u7a31\u70ba\u767dA\u7ba1\uff0c\u4f46ASTM A153\u4e5f\u6709\u934d\u92c5\u91cfA\u7d1a\u5206\u985e\u3002\u8a62\u50f9\u6642\u61c9\u660e\u78ba\u8aaa\u660e\u8981\u767dA\u7ba1\u5c3a\u5bf8\uff0c\u9084\u662f\u8981\u7b26\u5408\u7279\u5b9a\u934d\u92c5\u91cf\u6a19\u6e96\u3002<\/p>\n<h3>2. 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