{"id":1152,"date":"2025-12-22T08:06:37","date_gmt":"2025-12-22T00:06:37","guid":{"rendered":"https:\/\/haoyumaterial.com\/product\/4340-steel-casting\/"},"modified":"2025-12-22T08:20:00","modified_gmt":"2025-12-22T00:20:00","slug":"4340-steel-casting","status":"publish","type":"product","link":"https:\/\/haoyumaterial.com\/zh\/product\/4340-steel-casting\/","title":{"rendered":"4340 \u92fc\u9435\u9444\u9020 \u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6"},"content":{"rendered":"<h2>4340\u92fc\u9444\u9020\u7522\u54c1\u6982\u8ff0<\/h2>\n<h3>\u7528\u65bc\u95dc\u9375\u670d\u52d9\u7684\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6<\/h3>\n<p>\u6211\u63d0\u4f9b <strong>4340\u92fc\u9444\u4ef6<\/strong> \u7576\u60a8\u9700\u8981\u7dca\u6e4a\u578b\u96f6\u4ef6\u4ee5\u627f\u53d7\u975e\u5e38\u9ad8\u7684\u8ca0\u8f09\u3001\u62b5\u6297\u885d\u64ca\u4e26\u61c9\u5c0d\u56b4\u82db\u7684\u5de5\u4f5c\u5faa\u74b0\u6642\u3002\u4f5c\u70ba <strong>\u93b3-\u927b-\u926c\uff08Ni-Cr-Mo\uff09\u5408\u91d1\u92fc<\/strong>, <strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u63d0\u4f9b\u5f37\u5927\u7684\u7d44\u5408\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6297\u62c9\u8207\u5c48\u670d\u5f37\u5ea6<\/li>\n<li>\u512a\u7570\u7684\u97cc\u6027\u548c\u6297\u885d\u64ca\u6027\u80fd<\/li>\n<li>\u826f\u597d\u7684\u75b2\u52de\u6027\u80fd\uff0c\u9069\u7528\u65bc\u5faa\u74b0\u548c\u65cb\u8f49\u8ca0\u8f09<\/li>\n<li>\u71b1\u8655\u7406\u6027\uff0c\u9069\u7528\u65bc\u5404\u7a2e\u5f37\u5ea6\u6c34\u5e73<\/li>\n<\/ul>\n<p>\u8207\u6a19\u6e96\u78b3\u92fc\u9444\u4ef6\u76f8\u6bd4\uff0c, <strong>4340\u92fc\u9444\u4ef6<\/strong> \u5177\u6709\u66f4\u9ad8\u7684\u5f37\u5ea6\u91cd\u91cf\u6bd4\u548c\u66f4\u4f73\u7684\u97cc\u6027\uff0c\u5c24\u5176\u5728\u8f03\u539a\u7684\u622a\u9762\u548c\u9ad8\u61c9\u529b\u5340\u57df\u3002.<\/p>\n<h3>4340\u92fc\u9444\u4ef6\u7684\u61c9\u7528\u9818\u57df<\/h3>\n<p>My <strong>4340 \u6295\u8cc7\u9444\u9020<\/strong> \u548c <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong> \u89e3\u6c7a\u65b9\u6848\u901a\u5e38\u91dd\u5c0d\uff1a<\/p>\n<ul>\n<li><strong>\u822a\u7a7a\u822a\u5929\u7528 4340 \u9444\u4ef6<\/strong> \u2013 \u7d50\u69cb\u914d\u4ef6\u3001\u9023\u687f\u3001\u9f52\u8f2a\u96f6\u4ef6<\/li>\n<li><strong>\u570b\u9632\u7b49\u7d1a\u5408\u91d1\u9444\u4ef6<\/strong> \u2013 \u91cd\u578b\u9f52\u8f2a\u9444\u4ef6\u3001\u8ef8\u3001\u6b66\u5668\u7cfb\u7d71\u96f6\u4ef6<\/li>\n<li><strong>\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u2013 \u9ad8\u58d3\u95a5\u9580\u3001\u947d\u63a2\u5de5\u5177\u3001\u6cf5\u548c\u5de5\u5177\u672c\u9ad4<\/li>\n<li><strong>\u91cd\u578b\u8a2d\u5099\u8207\u5de5\u696d\u6a5f\u68b0<\/strong> \u2013 \u8eca\u8ef8\u3001\u8f2a\u8f42\u3001\u50b3\u52d5\u8207\u9a45\u52d5\u96f6\u4ef6<\/li>\n<\/ul>\n<p>\u5728\u9019\u4e9b\u884c\u696d\u4e2d\uff0c\u8a2d\u8a08\u5e2b\u4f7f\u7528 <strong>\u6dec\u706b\u56de\u706b\u7684 4340 \u9444\u4ef6<\/strong> \u5728\u4e0d\u5141\u8a31\u5931\u6548\u4e14\u96f6\u4ef6\u5fc5\u9808\u627f\u53d7\u885d\u64ca\u3001\u5f4e\u66f2\u548c\u9577\u671f\u75b2\u52de\u8f09\u8377\u7684\u60c5\u6cc1\u4e0b\u3002.<\/p>\n<h3>4340 \u8207\u6a19\u6e96\u78b3\u92fc\u9444\u4ef6\u7684\u6bd4\u8f03<\/h3>\n<p>\u7576\u4f60\u6bd4\u8f03 <strong>4340\u92fc\u9444\u9020<\/strong> \u8207\u5e38\u898b\u7684\u78b3\u92fc\u9444\u4ef6\uff08\u5982 1020 \u6216 1045\uff09\u76f8\u6bd4\uff1a<\/p>\n<ul>\n<li><strong>\u5f37\u5ea6<\/strong> \u2013 4340 \u53ef\u7d93\u71b1\u8655\u7406\u9054\u5230\u66f4\u9ad8\u7684\u5f37\u5ea6\uff0c\u540c\u6642\u4fdd\u6301\u5ef6\u5c55\u6027\u3002.<\/li>\n<li><strong>\u97cc\u6027<\/strong> \u2013 Ni-Cr-Mo \u5316\u5b78\u6210\u5206\u63d0\u4f9b\u512a\u8d8a\u7684\u885d\u64ca\u548c\u7f3a\u53e3\u97cc\u6027\uff0c\u5c24\u5176\u5728\u4f4e\u6eab\u4e0b\u3002.<\/li>\n<li><strong>\u75b2\u52de\u58fd\u547d<\/strong> \u50cf 4340 \u9019\u6a23\u7684\u6297\u75b2\u52de\u92fc\u9444\u4ef6\u5728\u65cb\u8f49\u548c\u5faa\u74b0\u61c9\u7528\u4e2d\uff0c\u986f\u8457\u512a\u65bc\u6a19\u6e96\u78b3\u7b49\u7d1a\u3002.<\/li>\n<li><strong>\u71b1\u8655\u7406\u5f48\u6027<\/strong> \u2013 4340 \u662f\u4e00\u7a2e\u5b8c\u5168 <strong>\u53ef\u71b1\u8655\u7406\u7684\u92fc\u9444\u4ef6<\/strong>, \uff0c\u5141\u8a31\u7cbe\u78ba\u8abf\u6574\u786c\u5ea6\u548c\u6a5f\u68b0\u6027\u80fd\u3002.<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u5728\u78b3\u92fc\u9444\u4ef6\u4e2d\u770b\u5230\u75b2\u52de\u88c2\u7d0b\u3001\u885d\u64ca\u5931\u6548\u6216\u8d85\u5927\u622a\u9762\uff0c\u8f49\u5411 <strong>4340\u92fc\u9444\u9020<\/strong> \u901a\u5e38\u662f\u63d0\u9ad8\u53ef\u9760\u6027\u800c\u4e0d\u589e\u52a0\u91cd\u91cf\u6216\u5916\u5f62\u5c3a\u5bf8\u7684\u6700\u6709\u6548\u65b9\u6cd5\u3002.<\/p>\n<h2>4340\u92fc\u9444\u4ef6\u7684\u4e3b\u8981\u512a\u9ede<\/h2>\n<h3>\u5728\u95dc\u9375\u61c9\u7528\u4e2d\u5177\u6709\u9ad8\u5f37\u5ea6\u548c\u97cc\u6027<\/h3>\n<p>4340\u92fc\u9444\u4ef6\u63d0\u4f9b\u4e86\u7f55\u898b\u7684 <strong>\u9ad8\u6297\u62c9\u5f37\u5ea6\u548c\u97cc\u6027<\/strong>, \uff0c\u4f7f\u5176\u6210\u70ba\u7121\u6cd5\u5931\u6548\u7684\u96f6\u4ef6\u7684\u7406\u60f3\u9078\u64c7\u2014\u2014\u5982\u627f\u91cd\u7d50\u69cb\u3001\u91cd\u578b\u8ef8\u548c\u5b89\u5168\u95dc\u9375\u5143\u4ef6\u3002\u7d93\u904e\u9069\u7576\u7684\u71b1\u8655\u7406\uff0c, <strong>\u6dec\u706b\u56de\u706b\u7684 4340 \u9444\u4ef6<\/strong> \u53ef\u4ee5\u9054\u5230\u975e\u5e38\u9ad8\u7684\u5f37\u5ea6\u6c34\u5e73\uff0c\u540c\u6642\u5728\u5be6\u969b\u4f7f\u7528\u4e2d\u5438\u6536\u885d\u64ca\u4e26\u62b5\u6297\u88c2\u7d0b\u3002.<\/p>\n<h3>\u75b2\u52de\u6297\u6027\u9069\u7528\u65bc\u65cb\u8f49\u548c\u5faa\u74b0\u8ca0\u8f09\u96f6\u4ef6<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u96f6\u4ef6\u9047\u5230 <strong>\u65cb\u8f49\u3001\u5f4e\u66f2\u6216\u5faa\u74b0\u8ca0\u8f09<\/strong>\u2014\u2014\u9f52\u8f2a\u3001\u8ef8\u3001\u66f2\u8ef8\u3001\u947d\u982d\u96f6\u4ef6\u2014\u2014<strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u6bd4\u6a19\u6e96\u78b3\u92fc\u66f4\u80fd\u627f\u53d7\u8003\u9a57\u3002\u9019\u7a2e <strong>Ni-Cr-Mo\u92fc<\/strong> \u5316\u5b78\u6210\u5206\u548c\u53ef\u71b1\u8655\u7406\u7d50\u69cb\u63d0\u4f9b\u4e86\u512a\u7570\u7684 <strong>\u6297\u75b2\u52de\u6027<\/strong>, \uff0c\u5e6b\u52a9\u60a8\u5ef6\u9577\u4f7f\u7528\u58fd\u547d\u4e26\u964d\u4f4e\u5728\u56b4\u82db\u5de5\u696d\u74b0\u5883\u4e2d\u7684\u975e\u8a08\u5283\u505c\u6a5f\u6642\u9593\u3002.<\/p>\n<h3>\u8010\u78e8\u640d\u548c\u8010\u885d\u64ca\uff0c\u9069\u7528\u65bc\u91cd\u578b\u96f6\u4ef6<\/h3>\n<p>\u5c0d\u65bc <strong>\u91cd\u578b\u9f52\u8f2a\u9444\u4ef6\uff0c4340<\/strong>, \u3001\u885d\u64ca\u81c2\u3001\u9318\u982d\u7d44\u4ef6\u548c\u50b3\u52d5\u90e8\u4ef6\uff0c\u6b64\u5408\u91d1\u63d0\u4f9b <strong>\u512a\u7570\u7684\u8010\u78e8\u6027\u8207\u885d\u64ca\u97cc\u6027<\/strong>. \u3002\u5728\u4ee5\u4e0b\u61c9\u7528\u4e2d\u8868\u73fe\u51fa\u8272 <strong>\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6<\/strong>, \u3001\u63a1\u7926\u3001\u570b\u9632\u548c\u91cd\u578b\u8a2d\u5099\uff0c\u9019\u4e9b\u9818\u57df\u7684\u5e38\u614b\u662f\u78e8\u640d\u3001\u885d\u64ca\u8f09\u8377\u548c\u56b4\u82db\u689d\u4ef6\u3002.<\/p>\n<h3>\u6b63\u898f\u5316\u6216\u8edf\u5316\u71b1\u8655\u7406\u5f8c\u5177\u6709\u826f\u597d\u7684\u6a5f\u68b0\u52a0\u5de5\u6027<\/h3>\n<p>\u5373\u4f7f 4340 \u662f <strong>\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6<\/strong>, \uff0c\u4f46\u7576\u6211\u5011\u4ee5\u6b63\u898f\u5316\u6216\u8edf\u5316\u72c0\u614b\u4f9b\u61c9\u6642\uff0c\u5176\u6a5f\u68b0\u52a0\u5de5\u6027\u826f\u597d\u3002\u9019\u610f\u5473\u8457\uff1a<\/p>\n<ul>\n<li>\u66f4\u5bb9\u6613\u947d\u5b54\u3001\u8eca\u524a\u548c\u9291\u524a<\/li>\n<li>\u66f4\u9577\u7684\u5200\u5177\u58fd\u547d\u548c\u66f4\u597d\u7684\u8868\u9762\u5149\u6f54\u5ea6<\/li>\n<li>\u5728\u6700\u7d42 <strong>\u71b1\u8655\u7406 4340 \u92fc\u9444\u4ef6<\/strong> \u9054\u5230\u5168\u5f37\u5ea6\u4e4b\u524d\uff0c\u6a5f\u68b0\u52a0\u5de5\u6210\u672c\u66f4\u4f4e<\/li>\n<\/ul>\n<p>\u6211\u5011\u4f7f\u7528\u8207\u6211\u5011 <strong>\u4e0d\u92b9\u92fc\u9444\u9020\u5de5\u85dd<\/strong> \u751f\u7522\u7dda.<\/p>\n<h3>\u985e\u4f3c\u7684\u88fd\u7a0b\u63a7\u5236\uff0c\u4ee5\u78ba\u4fdd\u7d50\u69cb\u5747\u52fb\u4e26\u5728\u4e0d\u540c\u7194\u7149\u6279\u6b21\u9593\u4fdd\u6301\u6a5f\u68b0\u52a0\u5de5\u6027\u7684\u4e00\u81f4\u6027\u3002<\/h3>\n<p>\u8207\u6b64\u7686\u5177\u5099 <strong>4340 \u6295\u8cc7\u9444\u9020<\/strong> \u548c <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong>, \uff0c\u60a8\u5c07\u7372\u5f97\u5f37\u5927\u7684\u8a2d\u8a08\u5f48\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u7cbe\u5bc6\u9444\u9020\uff084340\u5408\u91d1\u7cbe\u5bc6\u9444\u4ef6\uff09\uff1a<\/strong>\n<ul>\n<li>\u8907\u96dc\u5e7e\u4f55\u5f62\u72c0<\/li>\n<li>\u8584\u58c1<\/li>\n<li>\u56b4\u683c\u7684\u516c\u5dee\u548c\u66f4\u4e7e\u6de8\u7684\u8868\u9762<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7802\u6a21\u9444\u9020\uff08\u5927\u578b4340\u9444\u4ef6\uff09\uff1a<\/strong>\n<ul>\n<li>\u66f4\u5927\u3001\u66f4\u91cd\u7684\u622a\u9762<\/li>\n<li>\u8a2d\u8a08\u8b8a\u66f4\u7684\u5f48\u6027\u66f4\u9ad8<\/li>\n<li>\u4e2d\u5927\u578b\u96f6\u4ef6\u7684\u6210\u672c\u6548\u76ca<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u9019\u8b93\u6211\u5011\u80fd\u5920\u8a2d\u8a08 <strong>\u5ba2\u88fd\u5316\u76844340\u92fc\u9444\u4ef6<\/strong> \u6839\u64da\u60a8\u7684\u96f6\u4ef6\u6027\u80fd\u9700\u6c42\uff0c\u800c\u4e0d\u662f\u5f37\u8feb\u60a8\u5f9e\u68d2\u6599\u6216\u935b\u4ef6\u52a0\u5de5\u6240\u6709\u96f6\u4ef6\u3002.<\/p>\n<h2>4340\u92fc\u9444\u9020\u6750\u6599\u898f\u683c<\/h2>\n<p>\u7576\u6211\u5011\u751f\u7522 <strong>4340\u92fc\u9444\u4ef6<\/strong>, \u6211\u5011\u9075\u5faa\u56b4\u683c\u4e14\u53ef\u8ffd\u6eaf\u7684\u898f\u7bc4\uff0c\u8b93\u60a8\u7684\u96f6\u4ef6\u80fd\u9054\u5230\u9ad8\u7d1a\u935b\u9020\u548c\u68d2\u6599\u5408\u91d1\u7684\u6027\u80fd\u6a19\u6e96\u3002.<\/p>\n<h3>AISI 4340\u53ca\u540c\u7b49\u7b49\u7d1a<\/h3>\n<p>\u6211\u5011\u5e38\u898f\u9444\u9020\u4e26\u8a8d\u8b49\u70ba\uff1a<\/p>\n<ul>\n<li><strong>AISI \/ SAE 4340<\/strong><\/li>\n<li><strong>UNS G43400<\/strong><\/li>\n<li><strong>EN 34CrNiMo6<\/strong><\/li>\n<li><strong>EN 1.6582<\/strong><\/li>\n<\/ul>\n<p>\u9019\u4e9bNi-Cr-Mo\u5408\u91d1\u92fc\u9444\u9020\u7b49\u7d1a\u5728\u591a\u7a2e\u71b1\u8655\u7406\u689d\u4ef6\u4e0b\u90fd\u80fd\u63d0\u4f9b\u9ad8\u5f37\u5ea6\u3001\u97cc\u6027\u548c\u75b2\u52de\u6297\u6027\u3002.<\/p>\n<h3>\u5178\u578b\u76844340\u9444\u92fc\u5316\u5b78\u6210\u5206<\/h3>\n<p>\u6211\u5011\u7684\u5178\u578b\u5316\u5b78\u6210\u5206\u7bc4\u570d\u70ba <strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \uff08wt%\uff09\uff1a<\/p>\n<ul>\n<li><strong>\u78b3 (C)\uff1a<\/strong> 0.35 \u2013 0.43<\/li>\n<li><strong>\u9333 (Mn)\uff1a<\/strong> 0.60 \u2013 0.90<\/li>\n<li><strong>\u77fd (Si)\uff1a<\/strong> 0.15 \u2013 0.40<\/li>\n<li><strong>\u927b (Cr)\uff1a<\/strong> 0.70 \u2013 0.95<\/li>\n<li><strong>\u93b3 (Ni)\uff1a<\/strong> 1.65 \u2013 2.00<\/li>\n<li><strong>\u926c (Mo)\uff1a<\/strong> 0.20 \u2013 0.30<\/li>\n<li><strong>\u78f7 (P)\uff1a<\/strong> \u2264 0.025<\/li>\n<li><strong>\u786b (S):<\/strong> \u2264 0.025<\/li>\n<\/ul>\n<p>\u6211\u5011\u70ba <strong>\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u5fae\u8abf\u5316\u5b78\u6210\u5206\uff0c\u4ee5\u5e73\u8861\u6dec\u900f\u6027\u3001\u97cc\u6027\u53ca\u6a5f\u68b0\u52a0\u5de5\u6027\uff0c\u5c24\u5176\u662f\u5728\u8f03\u539a\u7684\u622a\u9762\u4e0a\u3002.<\/p>\n<h3>4340\u92fc\u9444\u4ef6\u7684\u95dc\u9375\u6a19\u6e96<\/h3>\n<p>\u6211\u5011\u53ef\u4ee5\u6f86\u9444\u4e26\u8a8d\u8b49 <strong>4340\u7802\u6a21\u9444\u4ef6<\/strong> \u548c <strong>4340\u812b\u881f\u9444\u4ef6<\/strong> \u4f86\uff1a<\/p>\n<ul>\n<li><strong>ASTM A915 SC4340\u7d1a<\/strong> \u2013 \u9444\u9020\u93b3\u927b\u926c\u5408\u91d1\u92fc<\/li>\n<li><strong>AMS 6414 \/ AMS 6415<\/strong> \u2013 \u822a\u7a7a\u7d1a4340\u5316\u5b78\u6210\u5206\u8207\u54c1\u8cea\u8981\u6c42<\/li>\n<li><strong>MIL-S-22141<\/strong> \u2013 \u907a\u7559\u7684\u8ecd\u7528\u898f\u7bc4\u70ba <strong>\u570b\u9632\u7d1a\u5408\u91d1\u9444\u4ef6<\/strong><\/li>\n<\/ul>\n<p>\u5c0d\u65bc\u9700\u8981\u56b4\u683c\u5de5\u85dd\u63a7\u5236\u7684\u5c08\u6848\uff0c\u6211\u5011\u5c07\u9019\u4e9b\u6a19\u6e96\u878d\u5165\u6211\u5011\u7684\u7194\u7149\u3001\u6a21\u5851\u8207\u71b1\u8655\u7406\u8a2d\u7f6e\u4e2d\u3002\u7576\u60a8\u9700\u8981\u66f4\u8a73\u7d30\u7684\u9444\u9020\u5de5\u85dd\u8cc7\u8a0a\u6642\uff0c\u6211\u5011\u7684\u5718\u968a\u5e38\u5c074340\u8207\u6211\u5011\u7684 <a href=\"https:\/\/haoyumaterial.com\/zh\/lost-wax-casting-foundry\/\">\u5931\u881f\u6295\u8cc7\u9444\u9020\u80fd\u529b<\/a> \u7528\u65bc\u822a\u7a7a\u8207\u7cbe\u5bc6\u5de5\u4ef6\u3002.<\/p>\n<h3>\u9444\u9020\u8207\u935b\u90204340\u5316\u5b78\u6210\u5206<\/h3>\n<p><strong>\u9444\u9020\u76844340<\/strong> \u4e26\u4e0d\u7e3d\u662f\u8207 <strong>\u935b\u9020\u76844340\u68d2\u6750\u6216\u935b\u4ef6<\/strong>:<\/p>\n<ul>\n<li>\u9444\u9020\u7b49\u7d1a\u53ef\u80fd\u5177\u6709 <strong>\u7565\u9ad8\u7684\u7845(Si)\u8207\u9333(Mn)<\/strong> \u4ee5\u6539\u5584\u6d41\u52d5\u6027\u8207\u9032\u6599\u3002.<\/li>\n<li>\u66f4\u56b4\u683c\u63a7\u5236 <strong>\u78f7(P)\u8207\u786b(S)<\/strong> \u5c0d\u65bc\u7dad\u6301\u91cd\u578b\u622a\u9762\u97cc\u6027\u81f3\u95dc\u91cd\u8981\u3002.<\/li>\n<li>\u6211\u5011\u8abf\u6574 <strong>\u93b3(Ni)\u3001\u927b(Cr)\u8207\u926c(Mo)<\/strong> \u70ba\u4e86\u5339\u914d\u786c\u5316\u80fd\u529b\u8d85\u904e\u5be6\u969b\u9444\u4ef6\u58c1\u539a\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u5c0f\u68d2\u3002.<\/li>\n<\/ul>\n<p>\u6211\u5011\u8a2d\u8a08\u4e86 <strong>\u9444\u9020\u5316\u5b78\u6210\u5206<\/strong> \u6839\u64da\u60a8\u7684\u622a\u9762\u5c3a\u5bf8\u548c\u6240\u9700\u7684\u71b1\u8655\u7406\u6027\u80fd\uff0c\u56e0\u6b64\u60a8\u7684 <strong>\u71b1\u8655\u7406 4340 \u92fc\u9444\u4ef6<\/strong> \u9054\u5230\u60a8\u671f\u671b\u7684\u9ad8\u7aef\u935b\u9020 4340 \u6240\u80fd\u63d0\u4f9b\u7684\u6027\u80fd\u7bc4\u570d\u2014\u2014\u4ee5\u66f4\u9ad8\u6548\u7684\u9444\u9020\u6210\u672c\u3002.<\/p>\n<h2>4340 \u92fc\u9444\u4ef6\u7684\u6a5f\u68b0\u6027\u80fd<\/h2>\n<p>4340 \u92fc\u9444\u4ef6\u7684\u91cd\u9ede\u5728\u65bc\u9ad8\u5f37\u5ea6\u548c\u53ef\u9760\u6027\uff0c\u4f46\u6700\u7d42\u6027\u80fd\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u6c7a\u65bc\u71b1\u8655\u7406\u548c\u622a\u9762\u5c3a\u5bf8\u3002\u7576\u6211\u8a2d\u8a08\u548c\u4f9b\u61c9 AISI 4340 \u5408\u91d1\u92fc\u9444\u4ef6\u6642\uff0c\u6211\u7e3d\u662f\u95dc\u6ce8\u5b8c\u6574\u7684\u6027\u80fd\u7279\u6027\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u8b49\u66f8\u4e0a\u7684\u62c9\u4f38\u5f37\u5ea6\u3002.<\/p>\n<h3>\u672a\u7d93\u71b1\u8655\u7406\u7684 4340 \u92fc\u9444\u4ef6\u6027\u80fd<\/h3>\n<p>\u5728\u672a\u7d93\u71b1\u8655\u7406\u7684\u72c0\u614b\u4e0b\uff0c4340 \u5f37\u5ea6\u8f03\u9ad8\uff0c\u4f46\u672a\u91dd\u5c0d\u95dc\u9375\u670d\u52d9\u9032\u884c\u512a\u5316\uff1a<\/p>\n<ul>\n<li><strong>\u5178\u578b\u62c9\u4f38\u5f37\u5ea6\uff1a<\/strong> \u7d0480\u2013110 ksi (550\u2013760 MPa)<\/li>\n<li><strong>\u5c48\u670d\u5f37\u5ea6\uff1a<\/strong> \u7d0450\u201375 ksi (345\u2013515 MPa)<\/li>\n<li><strong>\u5ef6\u4f38\u7387\uff1a<\/strong> \u7d0410\u201318%<\/li>\n<li><strong>\u786c\u5ea6\uff1a<\/strong> \u7d04180\u2013240 HB<\/li>\n<\/ul>\n<p>\u672a\u7d93\u71b1\u8655\u7406\u7684 4340 \u92fc\u9444\u4ef6\u901a\u5e38\u50c5\u7528\u65bc\u539f\u578b\u6216\u4f4e\u61c9\u529b\u96f6\u4ef6\u3002\u5c0d\u65bc\u4efb\u4f55\u5b89\u5168\u95dc\u9375\u7684\u61c9\u7528\uff0c\u6211\u5011\u6703\u9078\u64c7\u6b63\u706b\u6216\u6dec\u706b\u56de\u706b\u7684 4340 \u92fc\u9444\u4ef6\u3002.<\/p>\n<h3>\u6b63\u706b 4340 \u92fc\u9444\u4ef6\u6027\u80fd<\/h3>\n<p>\u6b63\u706b 4340 \u92fc\u9444\u4ef6\u5728\u5f37\u5ea6\u3001\u5ef6\u5c55\u6027\u548c\u52a0\u5de5\u6027\u65b9\u9762\u53d6\u5f97\u826f\u597d\u5e73\u8861\uff1a<\/p>\n<ul>\n<li><strong>\u62c9\u4f38\u5f37\u5ea6\uff1a<\/strong> \u7d04110\u2013140 ksi (760\u2013965 MPa)<\/li>\n<li><strong>\u5c48\u670d\u5f37\u5ea6\uff1a<\/strong> \u7d0480\u2013110 ksi (550\u2013760 MPa)<\/li>\n<li><strong>\u5ef6\u4f38\u7387\uff1a<\/strong> ~15\u201320%<\/li>\n<li><strong>\u786c\u5ea6\uff1a<\/strong> ~200\u2013260 HB<\/li>\n<\/ul>\n<p>\u7576\u60a8\u9700\u8981\u6642\uff0c\u6b64\u689d\u4ef6\u904b\u4f5c\u826f\u597d <strong>\u53ef\u52a0\u5de5\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u5728\u6700\u7d42\u5b8c\u6210\u6216\u9032\u4e00\u6b65\u71b1\u8655\u7406\u4e4b\u524d\u5177\u6709\u5805\u5be6\u7684\u57fa\u790e\u5f37\u5ea6\u3002.<\/p>\n<h3>\u6dec\u706b\u56de\u706b\u76844340\u9444\u4ef6<\/h3>\n<p>\u5c0d\u65bc\u9ad8\u61c9\u529b\u3001\u75b2\u52de\u8f09\u8377\u7684\u96f6\u4ef6\uff0c\u6211\u901a\u5e38\u5efa\u8b70\u4f7f\u7528\u6dec\u706b\u56de\u706b\u76844340\uff1a<\/p>\n<ul>\n<li><strong>\u4e2d\u7b49\u5f37\u5ea6\uff08HRC 28\u201335\uff09\uff1a<\/strong>\n<ul>\n<li>\u62c9\u4f38\u5f37\u5ea6\uff1a\u7d04140\u2013170 ksi\uff08965\u20131170 MPa\uff09<\/li>\n<li>\u5c48\u670d\u5f37\u5ea6\uff1a\u7d04120\u2013150 ksi\uff08830\u20131030 MPa\uff09<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9ad8\u5f37\u5ea6\uff08HRC 38\u201345\uff09\uff1a<\/strong>\n<ul>\n<li>\u62c9\u4f38\u5f37\u5ea6\uff1a\u7d04180\u2013220 ksi\uff081240\u20131520 MPa\uff09<\/li>\n<li>\u5c48\u670d\u5f37\u5ea6\uff1a\u7d04160\u2013190 ksi\uff081100\u20131310 MPa\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u7bc4\u570d\u5167\u7d93\u71b1\u8655\u7406\u76844340\u92fc\u9444\u4ef6\u975e\u5e38\u9069\u5408 <strong>\u91cd\u578b\u9f52\u8f2a\u9444\u4ef6<\/strong>, \u3001\u8ef8\u548c\u5176\u4ed6 <strong>\u8010\u75b2\u52de\u92fc\u9444\u4ef6<\/strong> \u5728\u5931\u6548\u4e0d\u662f\u9078\u9805\u7684\u60c5\u6cc1\u4e0b\u3002\u5982\u679c\u4f60\u60f3\u66f4\u5168\u9762\u4e86\u89e3\u5408\u91d1\u8a2d\u8a08\u5982\u4f55\u8207\u6027\u80fd\u76f8\u95dc\uff0c\u6211\u7684\u5b8c\u6574\u8aaa\u660e <a href=\"https:\/\/haoyumaterial.com\/zh\/casting-alloy-guide-types-properties-applications-and-selection\/\">\u9444\u9020\u5408\u91d1\u6307\u5357<\/a> \u5c07\u66f4\u8a73\u7d30\u8aaa\u660e\u3002.<\/p>\n<h3>\u885d\u64ca\u97cc\u6027\u548c\u67e5\u6bd4\u6027\u80fd<\/h3>\n<p>\u5de5\u7a0b\u5e2b\u9078\u64c7 <strong>Ni-Cr-Mo\u92fc\u9444\u4ef6<\/strong> \u59824340\u7684\u4e3b\u8981\u539f\u56e0\u4e4b\u4e00\u662f\u885d\u64ca\u97cc\u6027\uff1a<\/p>\n<ul>\n<li>\u9069\u7576\u6dec\u706b\u548c\u56de\u706b\u76844340\u92fc\u53ef\u4ee5\u63d0\u4f9b <strong>\u9ad8\u97cc\u6027V\u578b\u7f3a\u53e3\u503c<\/strong>, \uff0c\u5373\u4f7f\u5728\u8f03\u4f4e\u6eab\u5ea6\u4e0b\u4e5f\u662f\u5982\u6b64\u3002.<\/li>\n<li>\u5728\u4e2d\u7b49\u5f37\u5ea6\u6c34\u5e73\uff08\u7d04HRC 30\u201335\uff09\u4e0b\uff0c\u60a8\u53ef\u4ee5\u7372\u5f97\u975e\u5e38\u512a\u826f\u7684\u97cc\u6027\uff0c\u9069\u7528\u65bc\u822a\u7a7a\u822a\u5929\u7528\u76844340\u9444\u4ef6\u3001\u570b\u9632\u7b49\u7d1a\u5408\u91d1\u9444\u4ef6\uff0c\u4ee5\u53ca\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6\u3002.<\/li>\n<\/ul>\n<p>\u786c\u5ea6\u8d8a\u9ad8\uff0c\u5c0d\u97cc\u6027\u6c96\u64ca\u80fd\u7684\u6298\u8b93\u8d8a\u5927\uff0c\u56e0\u6b64\u6211\u5011\u6703\u6839\u64da\u60a8\u7684\u898f\u683c\uff08ASTM\u3001AMS\u3001MIL\u6216OEM\u6a19\u6e96\uff09\u8abf\u6574\u3002.<\/p>\n<h3>\u622a\u9762\u5c3a\u5bf8\u8207\u51b7\u537b\u901f\u7387\u7684\u5f71\u97ff<\/h3>\n<p>4340\u662f <strong>\u6dec\u900f\u6027\u654f\u611f\u7684<\/strong>, \uff0c\u56e0\u6b64\u5e7e\u4f55\u5f62\u72c0\u5f88\u91cd\u8981\uff1a<\/p>\n<ul>\n<li><strong>\u539a\u6bb5\uff1a<\/strong> \u8f03\u6162\u7684\u51b7\u537b\uff0c\u6838\u5fc3\u786c\u5ea6\u548c\u5f37\u5ea6\u8f03\u4f4e\uff0c\u622a\u9762\u5167\u7684\u6027\u80fd\u68af\u5ea6\u8f03\u5927\u3002.<\/li>\n<li><strong>\u8584\u58c1\u6bb5\uff1a<\/strong> \u8f03\u5feb\u7684\u51b7\u537b\uff0c\u786c\u5ea6\u8f03\u9ad8\uff0c\u6027\u80fd\u66f4\u5747\u52fb\u3002.<\/li>\n<li><strong>\u8907\u96dc\u5f62\u72c0\uff1a<\/strong> \u58c1\u539a\u8b8a\u5316\u53ef\u80fd\u5c0e\u81f4\u5fae\u7d50\u69cb\u6df7\u5408\uff0c\u82e5\u71b1\u8655\u7406\u63a7\u5236\u4e0d\u56b4\u683c\u3002.<\/li>\n<\/ul>\n<p>\u7576\u6211\u5011\u8a2d\u8a08UNS G43400\u9444\u4ef6\u6642\uff0c\u6703\u8003\u616e\u622a\u9762\u5c3a\u5bf8\u3001\u6f86\u9444\u65b9\u5f0f\u548c\u71b1\u8655\u7406\u8a2d\u7f6e\uff0c\u4ee5\u9054\u5230\u60a8\u7684 <strong>4340\u9444\u92fc\u6a5f\u68b0\u6027\u80fd<\/strong> \u4e00\u81f4\u6027\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u5728\u6e2c\u8a66\u6a23\u54c1\u4e0a\u3002.<\/p>\n<h2>4340\u7cbe\u5bc6\u9444\u9020\u8207\u7802\u578b\u9444\u9020<\/h2>\n<p><img decoding=\"async\" class=\"alignnone  wp-image-1155\" src=\"https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-300x225.jpg\" alt=\"\" width=\"452\" height=\"339\" srcset=\"https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-300x225.jpg 300w, https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-16x12.jpg 16w, https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting.jpg 347w\" sizes=\"(max-width: 452px) 100vw, 452px\" \/><\/p>\n<h3>\u4ec0\u9ebc\u662f4340\u7cbe\u5bc6\u9444\u9020\uff1f<\/h3>\n<p>\u5c0d\u65bc4340\u92fc\u9444\u4ef6\uff0c\u7576\u60a8\u9700\u8981\u9ad8\u7cbe\u5ea6\u548c\u6574\u9f4a\u5e7e\u4f55\u5f62\u72c0\u6642\uff0c\u7cbe\u5bc6\u9444\u9020\u662f\u6211\u7684\u9996\u9078\u3002.<\/p>\n<p><strong>4340 \u6295\u8cc7\u9444\u9020<\/strong> \uff08\u5931\u881f\u6cd5\uff09\u6700\u9069\u5408\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u60a8\u9700\u8981\u56b4\u683c\u7684\u516c\u5dee\u548c\u91cd\u8907\u6027<\/li>\n<li>\u96f6\u4ef6\u8907\u96dc\uff0c\u5e36\u6709\u51f9\u69fd\u3001\u5012\u9264\u6216\u8584\u808b<\/li>\n<li>\u60a8\u60f3\u6e1b\u5c11\u52a0\u5de5\u6642\u9593\u548c\u5831\u5ee2<\/li>\n<\/ul>\n<p>\u6211\u5011\u901a\u5e38\u4f7f\u7528\u7cbe\u5bc6\u9444\u9020\u4f86\u88fd\u9020 <strong>\u822a\u7a7a\u7d1a 4340 \u9444\u4ef6<\/strong>, \u3001\u570b\u9632\u5143\u4ef6\u548c\u7cbe\u5bc6\u52d5\u529b\u7e3d\u6210\u96f6\u4ef6\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u6211\u5011\u7cbe\u5bc6\u88fd\u7a0b\u7684\u66f4\u591a\u7d30\u7bc0\uff0c\u8acb\u67e5\u770b\u6211\u5011\u7684 <a href=\"https:\/\/haoyumaterial.com\/zh\/services\/precision-casting\/\">\u7cbe\u5bc6\u9444\u9020\u670d\u52d9<\/a>.<\/p>\n<h3>4340 \u7cbe\u5bc6\u9444\u9020\u7684\u512a\u9ede<\/h3>\n<p>\u7684\u95dc\u9375\u512a\u52e2 <strong>\u7cbe\u5bc6 4340 \u5408\u91d1\u9444\u4ef6<\/strong>:<\/p>\n<ul>\n<li><strong>\u512a\u826f\u7684\u8868\u9762\u8655\u7406<\/strong>\uff1a\u7d04 125\u2013250 \u00b5in Ra<\/li>\n<li><strong>\u8584\u58c1<\/strong>\uff1a\u901a\u5e38\u70ba 0.08\u20130.12 \u82f1\u540b\uff082\u20133 \u516c\u91d0\uff09\uff0c\u8a2d\u8a08\u5f97\u7576\u6709\u6642\u53ef\u4ee5\u66f4\u8584<\/li>\n<li><strong>\u56b4\u683c\u516c\u5dee<\/strong>:\n<ul>\n<li>\u00b10.003\u20130.005 \u82f1\u540b\/\u82f1\u540b\uff08\u6bcf 25 \u516c\u91d0 \u00b10.08\u20130.13 \u516c\u91d0\uff09\u70ba\u5e38\u898b<\/li>\n<li>\u9069\u5408\u7528\u65bc <strong>\u53ef\u52a0\u5de5\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u7576\u60a8\u5e0c\u671b\u6700\u5c0f\u5316\u9918\u91cf\u6642<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9ad8\u91cd\u8907\u6027<\/strong> \u9069\u7528\u65bc\u4e2d\u9ad8\u6279\u91cf\u751f\u7522<\/li>\n<li>\u6e1b\u5c11\u4e8c\u6b21\u52a0\u5de5\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u5177\u6709\u8907\u96dc\u7d30\u7bc0\u7684\u93b3\u927b\u926c\u92fc\u9444\u4ef6<\/li>\n<\/ul>\n<hr \/>\n<h3>\u4ec0\u9ebc\u662f 4340 \u7802\u6a21\u9444\u9020\uff1f<\/h3>\n<p><strong>4340 \u6c99\u6a21\u9444\u9020<\/strong> \u7576\u5c3a\u5bf8\u548c\u6210\u672c\u6548\u76ca\u6bd4\u6975\u56b4\u683c\u7684\u516c\u5dee\u66f4\u91cd\u8981\u6642\uff0c\u6548\u679c\u66f4\u597d\u3002.<\/p>\n<p>\u6700\u9069\u5408\uff1a<\/p>\n<ul>\n<li>\u5927\u578b <strong>\u91cd\u578b\u88dd\u5099\u9444\u4ef6 4340<\/strong>, \u3001\u5916\u6bbc\u548c\u7d50\u69cb\u96f6\u4ef6<\/li>\n<li>\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6\uff0c\u5982\u95a5\u9ad4\u548c\u6cf5\u6bbc<\/li>\n<li>\u8f03\u4f4e\u81f3\u4e2d\u7b49\u7522\u91cf\uff0c\u9700\u4fdd\u6301\u6a21\u5177\u5f48\u6027\u7684\u60c5\u6cc1<\/li>\n<\/ul>\n<p>\u6b32\u4e86\u89e3\u6211\u5011\u7684\u7802\u578b\u80fd\u529b\u548c\u5408\u91d1\u7684\u66f4\u5ee3\u6cdb\u8cc7\u8a0a\uff0c\u8acb\u53c3\u95b1\u6211\u5011\u7684\u4e3b\u8981 <a href=\"https:\/\/haoyumaterial.com\/zh\/casting-foundry\/\">\u9444\u9020\u5ee0\u6982\u8ff0<\/a>.<\/p>\n<h3>4340\u7802\u578b\u9444\u4ef6\u7684\u512a\u9ede<\/h3>\n<p>\u5f37\u5ea6\u4f86\u81ea <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong>:<\/p>\n<ul>\n<li><strong>\u8f03\u5927\u5c3a\u5bf8<\/strong> \u548c\u91cd\u578b\u622a\u9762\u90fd\u4e0d\u662f\u554f\u984c<\/li>\n<li><strong>\u66f4\u5177\u6210\u672c\u6548\u76ca<\/strong> \u6a21\u5177\u8207\u6295\u8cc7\u9444\u9020\u5927\u4ef6\u7684\u6bd4\u8f03<\/li>\n<li><strong>\u8a2d\u8a08\u5f48\u6027<\/strong>: \u6613\u65bc\u8abf\u6574\u9598\u53e3\u3001\u5192\u53e3\u548c\u82af\u5b50<\/li>\n<li>\u9069\u5408\u7528\u65bc <strong>\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u4e14\u5c07\u9032\u884c\u5168\u9762\u6a5f\u52a0\u5de5<\/li>\n<\/ul>\n<hr \/>\n<h3>\u5178\u578b\u5c3a\u5bf8\u3001\u516c\u5dee\u548c\u58c1\u539a\u9650\u5236<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5de5\u85dd<\/th>\n<th>\u5178\u578b\u91cd\u91cf\u7bc4\u570d<\/th>\n<th>\u5178\u578b\u516c\u5dee*<\/th>\n<th>\u6700\u5c0f\u58c1\u539a*<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>4340 \u6295\u8cc7\u9444\u9020<\/td>\n<td>~0.1 \u78c5 \u2013 150 \u78c5 (0.05\u201370 \u516c\u65a4)<\/td>\n<td>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00b10.003\u20130.005 \u82f1\u5bf8\/\u82f1\u5bf8 (\u6700\u5c0f\u7d04\u00b10.004 \u82f1\u5bf8)<\/td>\n<td>\u7d04 0.08\u20130.12 \u82f1\u540b (2\u20133 \u516c\u91d0)<\/td>\n<\/tr>\n<tr>\n<td>4340 \u6c99\u6a21\u9444\u9020<\/td>\n<td>\u7d045 \u78c5 \u2013 5,000+ \u78c5 (2\u20132,300 \u516c\u65a4)<\/td>\n<td>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00b10.03\u20130.06 \u82f1\u5bf8\/\u82f1\u5bf8\uff0c\u53d6\u6c7a\u65bc\u5c3a\u5bf8<\/td>\n<td>\u7d040.20\u20130.30 \u82f1\u5bf8 (5\u20138 \u6beb\u7c73)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>*\u5be6\u969b\u6578\u64da\u53d6\u6c7a\u65bc\u5e7e\u4f55\u5f62\u72c0\u3001\u6a21\u5177\u985e\u578b\u548c\u9805\u76ee\u9700\u6c42\u3002.<\/p>\n<hr \/>\n<h3>\u6211\u5982\u4f55\u5e6b\u52a9\u60a8\u9078\u64c7\uff1a4340 \u6295\u8cc7\u9444\u9020\u8207\u6c99\u6a21\u9444\u9020<\/h3>\n<p>\u7528\u4f5c\u5feb\u901f\u6307\u5357\u4ee5\u4e86\u89e3 <strong>UNS G43400 \u9444\u4ef6<\/strong>:<\/p>\n<ul>\n<li><strong>\u9078\u64c7\u6295\u8cc7\u9444\u9020\u6642\uff1a<\/strong>\n<ul>\n<li>\u60a8\u9700\u8981\u56b4\u683c\u7684\u516c\u5dee\u548c\u826f\u597d\u7684\u8868\u9762\u8655\u7406<\/li>\n<li>\u96f6\u4ef6\u91cd\u91cf\u7d04\u5728150 \u78c5\u4ee5\u4e0b\u4e14\u8f03\u70ba\u8907\u96dc<\/li>\n<li>\u60a8\u5e0c\u671b\u6700\u5c0f\u5316\u52a0\u5de5\u5269\u9918\u6750\u6599\u548c\u5faa\u74b0\u6642\u9593<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9078\u64c7\u6c99\u6a21\u9444\u9020\u6642\uff1a<\/strong>\n<ul>\n<li>\u96f6\u4ef6\u8f03\u5927\u6216\u975e\u5e38\u91cd<\/li>\n<li>\u6bcf\u78c5\u6210\u672c\u81f3\u95dc\u91cd\u8981<\/li>\n<li>\u516c\u5dee\u9069\u4e2d\uff0c\u4e14\u60a8\u5df2\u8a08\u5283\u5c0d\u5927\u591a\u6578\u8868\u9762\u9032\u884c\u52a0\u5de5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u5206\u4eab\u60a8\u76843D\u6a21\u578b\u3001\u5e74\u5ea6\u7522\u91cf\u548c\u76ee\u6a19\u516c\u5dee\uff0c\u6211\u53ef\u4ee5\u5feb\u901f\u544a\u8a34\u60a8 <strong>4340 \u6295\u8cc7\u9444\u9020<\/strong> or <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong> \u54ea\u4e00\u7a2e\u65b9\u5f0f\u80fd\u66f4\u597d\u5730\u9054\u5230\u60a8\u7684\u6027\u80fd\u548c\u6210\u672c\u76ee\u6a19\u3002.<\/p>\n<h2>4340\u92fc\u9444\u4ef6\u7684\u71b1\u8655\u7406\u9078\u9805<\/h2>\n<p>\u5c0d\u65bc4340\u92fc\u9444\u4ef6\uff0c\u71b1\u8655\u7406\u662f\u6211\u5011\u9396\u5b9a\u60a8\u5728\u4f7f\u7528\u4e2d\u5be6\u969b\u9700\u8981\u7684\u5f37\u5ea6\u3001\u97cc\u6027\u548c\u53ef\u52a0\u5de5\u6027\u7684\u904e\u7a0b\u3002\u6211\u5011\u6839\u64da\u96f6\u4ef6\u5c3a\u5bf8\u3001\u8ca0\u8f09\u689d\u4ef6\u548c\u60a8\u7684\u898f\u7bc4\uff08ASTM\u3001AMS\u3001MIL\u6216\u5167\u90e8\u6a19\u6e96\uff09\u8a2d\u8a08\u6bcf\u689d\u71b1\u8655\u7406\u8def\u7dda\u3002.<\/p>\n<h3>4340\u9444\u4ef6\u7684\u6b63\u706b\u548c\u61c9\u529b\u91cb\u653e<\/h3>\n<p>\u5c0d\u65bc\u8a31\u591a\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6\uff0c\u6211\u5011\u5f9e\u6b63\u706b\u6216\u61c9\u529b\u91cb\u653e\u5faa\u74b0\u958b\u59cb\uff1a<\/p>\n<ul>\n<li><strong>\u6b63\u706b<\/strong> (\u901a\u5e381600\u20131700\u00b0F\uff0c\u7a7a\u6c23\u51b7\u537b) \u7d30\u5316\u6676\u7c92\uff0c\u5747\u52fb\u9444\u4ef6\u7684\u6027\u80fd\uff0c\u4e26\u70ba\u9032\u4e00\u6b65\u71b1\u8655\u7406\u505a\u597d\u7d50\u69cb\u6e96\u5099\u3002.<\/li>\n<li><strong>\u61c9\u529b\u7de9\u89e3<\/strong> (\u901a\u5e381050\u20131250\u00b0F) \u6d88\u9664\u6b98\u7559\u7684\u9444\u9020\u548c\u6a5f\u52a0\u5de5\u61c9\u529b\uff0c\u4ee5\u964d\u4f4e\u8b8a\u5f62\u548c\u88c2\u7d0b\u98a8\u96aa\u3002.<\/li>\n<\/ul>\n<p>\u9019\u662f\u5927\u578b4340\u7802\u578b\u9444\u4ef6\u548c\u7d50\u69cb\u7528Ni-Cr-Mo\u92fc\u9444\u4ef6\u5728\u6700\u7d42\u52a0\u5de5\u524d\u7684\u5e38\u898b\u57fa\u790e\u8655\u7406\u3002.<\/p>\n<h3>\u9000\u706b\u4ee5\u6539\u5584\u53ef\u52a0\u5de5\u6027\u548c\u7a69\u5b9a\u6027<\/h3>\n<p>\u7576\u53ef\u52a0\u5de5\u6027\u548c\u5c3a\u5bf8\u7a69\u5b9a\u6027\u6bd4\u6700\u5927\u5f37\u5ea6\u66f4\u91cd\u8981\u6642\uff0c\u6211\u5011\u5efa\u8b70 <strong>\u5b8c\u5168\u9000\u706b<\/strong> or <strong>\u4e9e\u81e8\u754c\u9000\u706b<\/strong>:<\/p>\n<ul>\n<li>\u7522\u751f\u8f03\u8edf\u3001\u66f4\u5747\u52fb\u7684\u7d50\u69cb\uff0c\u4fbf\u65bc\u5207\u524a\u3002.<\/li>\n<li>\u964d\u4f4e\u5167\u90e8\u61c9\u529b\uff0c\u4f7f\u96f6\u4ef6\u5728\u52a0\u5de5\u904e\u7a0b\u4e2d\u53ca\u4e4b\u5f8c\u4fdd\u6301\u7a69\u5b9a\u3002.<\/li>\n<\/ul>\n<p>\u9000\u706b\u76844340\u9444\u92fc\u901a\u5e38\u843d\u5728 <strong>\u5e03\u6c0f\u786c\u5ea6170\u2013220 HB<\/strong> \u7bc4\u570d\u5167\uff0c\u975e\u5e38\u9069\u5408\u8907\u96dcUNS G43400\u9444\u4ef6\u7684\u7c97\u52a0\u5de5\u548c\u7cbe\u52a0\u5de5\u3002.<\/p>\n<h3>\u6dec\u706b\u8207\u56de\u706b4340\u9444\u4ef6<\/h3>\n<p>\u70ba\u4e86\u7372\u5f974340\u6295\u8cc7\u9444\u9020\u62164340\u7802\u578b\u9444\u9020\u7684\u7d93\u5178\u9ad8\u5f37\u5ea6\u6027\u80fd\uff0c\u6211\u5011\u63a1\u7528 <strong>\u6dec\u706b\u8207\u56de\u706b\uff08Q&amp;T\uff09<\/strong>:<\/p>\n<ul>\n<li><strong>\u5967\u6c0f\u786c\u5316<\/strong> (\u7d041525\u20131600\u00b0F)\uff0c\u7136\u5f8c <strong>\u6cb9\u51b7\u6216\u805a\u5408\u7269\u6dec\u706b<\/strong> \u4ee5\u7372\u5f97\u9ad8\u786c\u5ea6\u548c\u9ad8\u5f37\u5ea6\u3002.<\/li>\n<li><strong>\u56de\u706b<\/strong> \u5728\u9078\u5b9a\u7684\u6eab\u5ea6\u4e0b\u5e73\u8861\u5f37\u5ea6\u3001\u97cc\u6027\u548c\u75b2\u52de\u6297\u6027\u3002.<\/li>\n<\/ul>\n<p>\u71b1\u8655\u7406\u5f8c4340\u92fc\u9444\u4ef6\u7684\u5e38\u898bQ&amp;T\u5f37\u5ea6\u7b49\u7d1a\uff1a<\/p>\n<ul>\n<li>~<strong>\u6d1b\u6c0fC 28\u201332<\/strong>: \u9069\u7528\u65bc\u5927\u578b\u622a\u9762\u548c\u91cd\u578b\u9f52\u8f2a\u9444\u4ef6\u7684\u826f\u597d\u97cc\u6027\u3002.<\/li>\n<li>~<strong>\u6d1b\u6c0fC 32\u201338<\/strong>: \u4e00\u822c\u9ad8\u5f37\u5ea6\u670d\u52d9\uff08\u8eca\u8ef8\u3001\u8ef8\u3001\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6\uff09\u3002.<\/li>\n<li>~<strong>\u6d1b\u6c0fC 38\u201344<\/strong>: \u9ad8\u5f37\u5ea6\u3001\u66f4\u9ad8\u75b2\u52de\u6297\u6027\uff0c\u9069\u7528\u65bc\u822a\u7a7a\u822a\u59294340\u9444\u4ef6\u548c\u570b\u9632\u7b49\u7d1a\u5408\u91d1\u9444\u4ef6\uff08\u6839\u64da\u622a\u9762\u5927\u5c0f\u800c\u5b9a\uff09\u3002.<\/li>\n<\/ul>\n<h3>4340\u71b1\u8655\u7406\u7684\u5178\u578b\u786c\u5ea6\u7bc4\u570d<\/h3>\n<p>\u6211\u5011\u5728\u6dec\u706b\u548c\u56de\u706b\u76844340\u9444\u92fc\u4e0a\u76ee\u6a19\u7684\u5178\u578b\u786c\u5ea6\u7bc4\u570d\uff1a<\/p>\n<ul>\n<li><strong>\u6b63\u706b+\u56de\u706b<\/strong>: \u7d04190\u2013260 HB<\/li>\n<li><strong>\u4e2d\u7b49\u5f37\u5ea6Q&amp;T<\/strong>: \u7d0428\u201335 HRC<\/li>\n<li><strong>\u9ad8\u5f37\u5ea6Q&amp;T<\/strong>: ~35\u201344 HRC\uff08\u53d6\u6c7a\u65bc\u622a\u9762\u539a\u5ea6\u548c\u898f\u683c\uff09<\/li>\n<\/ul>\n<p>\u6211\u5011\u59cb\u7d42\u8003\u616e\u622a\u9762\u5c3a\u5bf8\u3001\u51b7\u537b\u901f\u5ea6\u548c\u6dec\u786c\u6027\uff0c\u4ee5\u4fdd\u63014340\u9444\u92fc\u7684\u6a5f\u68b0\u6027\u80fd\u5728\u8868\u9762\u5230\u6838\u5fc3\u7684\u4e00\u81f4\u6027\u3002.<\/p>\n<h3>\u7b26\u5408\u884c\u696d\u6a19\u6e96\u7684\u5b9a\u5236\u71b1\u8655\u7406<\/h3>\n<p>\u6211\u5011\u5b9a\u671f\u70ba\u4ee5\u4e0b\u9700\u6c42\u5236\u5b9a\u5b9a\u5236\u71b1\u8655\u7406\u914d\u65b9\uff1a<\/p>\n<ul>\n<li><strong>AMS 6414 \/ AMS 6415 \u6a23\u5f0f\u8981\u6c42<\/strong> \u5728Ni-Cr-Mo\u92fc\u9444\u4ef6\u4e0a<\/li>\n<li><strong>ASTM A915 SC4340<\/strong> \u4ee5\u53ca\u5176\u4ed6\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6\u898f\u7bc4<\/li>\n<li>\u5ba2\u6236\u7279\u5b9a\u7684\u822a\u7a7a\u822a\u5929\u3001\u570b\u9632\u548c\u6cb9\u7530\u6a19\u6e96<\/li>\n<\/ul>\n<p>\u71b1\u8655\u7406\u8207\u6211\u5011\u7684\u52a0\u5de5\u548c\u8868\u9762\u8655\u7406\u6d41\u7a0b\u6574\u5408\uff0c\u6211\u5011\u53ef\u4ee5\u7d50\u5408\u5167\u90e8\u7684 <strong>\u8868\u9762\u8655\u7406\u548c\u5857\u5c64\u9078\u9805<\/strong> \u5982\u5674\u7802\u3001\u96fb\u934d\u548c\u5857\u6f06\uff0c\u70ba\u60a8\u63d0\u4f9b\u6e96\u5099\u597d\u5b89\u88dd\u76844340\u9444\u92fc\u96f6\u4ef6\u3002\u6709\u95dc\u8207\u6dec\u706b\u548c\u56de\u706b\u76844340\u914d\u5957\u7684\u8868\u9762\u8655\u7406\u9078\u9805\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u8acb\u53c3\u95b1\u6211\u5011\u7684 <strong><a href=\"https:\/\/haoyumaterial.com\/zh\/services\/surface-treatment\/\">\u8868\u9762\u8655\u7406\u670d\u52d9<\/a><\/strong>.<\/p>\n<h2>4340\u92fc\u9444\u4ef6\u7684\u5e38\u898b\u61c9\u7528<\/h2>\n<p>\u7576\u96f6\u4ef6\u5fc5\u9808\u627f\u53d7\u56b4\u91cd\u8ca0\u8377\u3001\u885d\u64ca\u548c\u75b2\u52de\u800c\u4e0d\u5931\u6548\u6642\uff0c4340\u92fc\u9444\u4ef6\u662f\u6211\u7684\u9996\u9078\u3002\u5728\u5e02\u5834\u4e0a\uff0c\u5b83\u5728\u4efb\u4f55\u9700\u8981\u9ad8\u904b\u884c\u6642\u9593\u3001\u5b89\u5168\u6027\u548c\u9577\u4f7f\u7528\u58fd\u547d\u7684\u5730\u65b9\u90fd\u7279\u5225\u53d7\u6b61\u8fce\u3002.<\/p>\n<h3>\u822a\u7a7a\u822a\u5929\u75284340\u9444\u4ef6<\/h3>\n<p>\u5c0d\u65bc\u822a\u7a7a\u822a\u5929\uff0c, <strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u5728\u5f37\u5ea6\u8207\u91cd\u91cf\u6bd4\u91cd\u8981\u7684\u5834\u5408\u4f7f\u7528\uff1a<\/p>\n<ul>\n<li>\u8d77\u843d\u67b6\u5143\u4ef6\u548c\u652f\u6490\u652f\u67b6<\/li>\n<li>\u7d50\u69cb\u914d\u4ef6\u548c\u9278\u93c8\u96f6\u4ef6<\/li>\n<li>\u9ad8\u8ca0\u8f09\u9023\u63a5\u90e8\u5206\u8207\u57f7\u884c\u5143\u4ef6<\/li>\n<\/ul>\n<p>\u6dec\u706b\u56de\u706b\u76844340\u9444\u4ef6\u5177\u6709\u822a\u7a7a\u822a\u5929\u5de5\u7a0b\u5e2b\u6240\u9700\u7684\u9ad8\u5f37\u5ea6\u548c\u6297\u75b2\u52de\u6027\u80fd\uff0c\u540c\u6642\u4ecd\u53ef\u52a0\u5de5\u81f3\u56b4\u683c\u7684\u516c\u5dee\u3002.<\/p>\n<h3>\u570b\u9632\u8207\u8ecd\u4e8b\u75284340\u9444\u4ef6<\/h3>\n<p>\u570b\u9632\u7d1a <strong>Ni-Cr-Mo\u92fc\u9444\u4ef6<\/strong> \u7531\u65bc4340\u7684\u97cc\u6027\u548c\u6297\u885d\u64ca\u6027\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\uff1a<\/p>\n<ul>\n<li>\u91cd\u578b\u9f52\u8f2a\u9444\u4ef6\u548c\u9f52\u8f2a\u6bdb\u576f<\/li>\n<li>\u8ef8\u3001\u806f\u8ef8\u5668\u548c\u50b3\u52d5\u96f6\u4ef6<\/li>\n<li>\u6b66\u5668\u7cfb\u7d71\u96f6\u4ef6\u3001\u652f\u67b6\u548c\u652f\u63f4\u786c\u9ad4<\/li>\n<\/ul>\n<p>\u5728\u570b\u9632\u5de5\u4f5c\u4e2d\uff0c\u6211\u5011\u7d93\u5e38\u5c074340\u9444\u4ef6\u8207\u56b4\u683c\u7684\u6aa2\u9a57\u548c\u8a8d\u8b49\u914d\u5c0d\uff0c\u985e\u4f3c\u65bc <strong>AMS 6414 4340\u9444\u92fc<\/strong> \u4ee5\u53ca\u76f8\u95dc\u898f\u7bc4\u3002.<\/p>\n<h3>\u6c7d\u8eca\u548c\u91cd\u578b\u8a2d\u5099\u75284340\u9444\u4ef6<\/h3>\n<p>\u7528\u65bc\u9ad8\u8ca0\u8f09\u50b3\u52d5\u7cfb\u7d71\u548c\u52d5\u529b\u50b3\u52d5\u96f6\u4ef6\uff0c, <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong> \u6295\u8cc7\u9444\u9020\u975e\u5e38\u6709\u610f\u7fa9\uff1a<\/p>\n<ul>\n<li>\u8eca\u8ef8\u548c\u5dee\u901f\u5668\u96f6\u4ef6<\/li>\n<li>\u66f2\u8ef8\u548c\u50b3\u52d5\u96f6\u4ef6<\/li>\n<li>\u8f2a\u8f42\u3001Y\u578b\u9023\u63a5\u4ef6\u548c\u9ad8\u61c9\u529b\u652f\u67b6<\/li>\n<\/ul>\n<p>\u8207\u6a19\u6e96\u78b3\u92fc\u76f8\u6bd4\uff0c, <strong>\u71b1\u8655\u7406 4340 \u92fc\u9444\u4ef6<\/strong> \u5728\u5361\u8eca\u3001\u8d8a\u91ce\u8a2d\u5099\u548c\u5de5\u7a0b\u6a5f\u68b0\u4e2d\u63d0\u4f9b\u66f4\u9577\u7684\u75b2\u52de\u58fd\u547d\u548c\u66f4\u597d\u7684\u6297\u885d\u64ca\u80fd\u529b\u3002.<\/p>\n<h3>\u6cb9\u6c23\u884c\u696d\u76844340\u9444\u92fc\u61c9\u7528<\/h3>\n<p>\u5728\u6cb9\u6c23\u884c\u696d\u4e2d\uff0c, <strong>\u6cb9\u6c23\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> 4340\u7528\u65bc\u58d3\u529b\u3001\u626d\u77e9\u548c\u885d\u64ca\u6975\u7aef\u7684\u5834\u5408\uff1a<\/p>\n<ul>\n<li>\u9ad8\u58d3\u95a5\u9580\u53ca\u95a5\u9ad4<\/li>\n<li>\u6cf5\u6bbc\u8207\u8449\u8f2a<\/li>\n<li>\u947d\u63a2\u5de5\u5177\u3001\u63a5\u982d\u548c\u5de5\u5177\u63a5\u982d<\/li>\n<\/ul>\n<p>\u5728\u9019\u88e1\uff0c\u6dec\u706b\u548c\u56de\u706b\u76844340\u92fc\u5728\u60e1\u52a3\u7684\u73fe\u5834\u689d\u4ef6\u4e0b\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u62c9\u4f38\u5f37\u5ea6\u3001\u97cc\u6027\u548c\u8010\u78e8\u6027\u3002.<\/p>\n<h3>\u4e00\u822c\u5de5\u696d\u6a5f\u68b0\u75284340\u9444\u4ef6<\/h3>\n<p>\u5728\u5de5\u696d\u8a2d\u5099\u4e2d\uff0c, <strong>\u53ef\u52a0\u5de5\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u57284340\u4e2d\u8868\u73fe\u826f\u597d\u7684\u7528\u9014\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u58d3\u529b\u548c\u9291\u524a\u96f6\u4ef6<\/li>\n<li>\u91cd\u578b\u806f\u8ef8\u5668\u548c\u6cd5\u862d<\/li>\n<li>\u9ad8\u61c9\u529b\u7684\u69d3\u687f\u3001\u81c2\u548c\u6bbc\u9ad4<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u9084\u9700\u8981\u914d\u5408\u96f6\u4ef6\u6216\u7ba1\u9053\u9023\u63a5\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u9019\u4e9b\u8207\u6211\u5011\u7684 <strong>\u5ba2\u88fd\u5316\u5408\u91d1\u92fc\u6cd5\u862d<\/strong> \u642d\u914d\u4f7f\u7528\uff0c\u4ee5\u4fdd\u6301\u7cfb\u7d71\u7684\u4e00\u81f4\u6027\u548c\u6027\u80fd\uff1a <a href=\"https:\/\/haoyumaterial.com\/zh\/product\/custom-alloy-steel-flanges\/\">\u5ba2\u88fd\u5316\u5408\u91d1\u92fc\u6cd5\u862d<\/a>.<\/p>\n<h3>\u4f55\u6642\u9078\u64c74340\u9444\u4ef6\u82074140\u6216\u5176\u4ed6\u5408\u91d1\u92fc<\/h3>\n<p>\u6211\u901a\u5e38\u5efa\u8b70 <strong>4340\u92fc\u9444\u9020<\/strong> \u5728\u4ee5\u4e0b\u60c5\u6cc1\u4e0b\u9078\u64c7<\/p>\n<ul>\n<li>\u4f60\u9700\u8981 <strong>\u6bd44140\u6216\u8f03\u4f4e\u5408\u91d1\u7b49\u7d1a\u5177\u6709\u66f4\u9ad8\u7684\u5f37\u5ea6\u548c\u97cc\u6027<\/strong> \u5728\u76f8\u540c\u622a\u9762\u5c3a\u5bf8\u4e0b<\/li>\n<li>\u96f6\u4ef6\u9577\u6642\u9593\u66b4\u9732\u65bc <strong>\u56b4\u91cd\u7684\u75b2\u52de\u6216\u885d\u64ca<\/strong> \uff08\u9f52\u8f2a\u3001\u8ef8\u3001\u8d77\u843d\u67b6\u3001\u4e95\u4e0b\u5de5\u5177\uff09<\/li>\n<li>\u4f60\u60f3\u8981 <strong>\u984d\u5916\u7684\u5b89\u5168\u88d5\u5ea6<\/strong> \u8655\u65bc\u95dc\u9375\u670d\u52d9\uff08\u570b\u9632\u3001\u822a\u7a7a\u822a\u5929\u3001\u77f3\u6cb9\u8207\u5929\u7136\u6c23\uff09<\/li>\n<\/ul>\n<p>\u7576\u4ee5\u4e0b\u60c5\u6cc1\u6642\uff0c4140\u62164130\u9444\u4ef6\u53ef\u80fd\u66f4\u9069\u5408\uff1a<\/p>\n<ul>\n<li>\u8ca0\u8f09\u9069\u4e2d\u4e14\u6210\u672c\u70ba\u512a\u5148\u8003\u91cf<\/li>\n<li>\u4f60\u4e0d\u9700\u8981\u6700\u9ad8\u7aef\u7684\u5f37\u5ea6 <strong>\u6dec\u706b\u56de\u706b\u7684 4340 \u9444\u4ef6<\/strong><\/li>\n<li>\u8150\u8755\u4fdd\u8b77\u6216\u5857\u5c64\u5c07\u6703\u88ab\u4f7f\u7528\uff0c\u6700\u7d42\u5f37\u5ea6\u4e26\u975e\u4e3b\u8981\u9a45\u52d5\u56e0\u7d20<\/li>\n<\/ul>\n<p>\u7576\u4e0d\u78ba\u5b9a\u6642\uff0c\u6211\u5011\u6703\u6839\u64da\u4f60\u7684\u8ca0\u8f09\u60c5\u6cc1\u3001\u5b89\u5168\u4fc2\u6578\u548c\u6210\u672c\u76ee\u6a19\uff0c\u7136\u5f8c\u5728 <strong>4340\u92fc\u9444\u9020<\/strong> \u4ee5\u53ca\u50cf4140\u6216\u5176\u4ed6\u9ad8\u5f37\u5ea6\u4f4e\u5408\u91d1\u92fc\u9444\u4ef6\u4e4b\u9593\u505a\u51fa\u9078\u64c7\uff0c\u4ee5\u7b26\u5408\u4f60\u7684\u5be6\u969b\u9700\u6c42\u3002.<\/p>\n<h2>4340\u92fc\u9444\u4ef6\u7684\u54c1\u8cea\u4fdd\u8b49<\/h2>\n<p>&nbsp;<\/p>\n<p>\u5c0d\u65bc\u6211\u5011\u76844340\u92fc\u9444\u4ef6\u751f\u7522\uff0c\u54c1\u8cea\u63a7\u5236\u662f\u4e0d\u53ef\u5354\u5546\u7684\u3002\u6211\u5011\u5c07\u6bcf\u4e00\u6b21\u71b1\u8655\u7406\u548c\u6bcf\u4e00\u4ef6\u9444\u4ef6\u90fd\u8996\u70ba\u5c07\u7528\u65bc\u95dc\u9375\u822a\u7a7a\u822a\u5929\u6216\u6cb9\u7530\u7d44\u88dd\u7684\u7522\u54c1\u3002.<\/p>\n<h3>4340\u9444\u4ef6\u7684\u7121\u640d\u6aa2\u6e2c\uff08UT\u3001MT\u3001RT\u3001PT\uff09<\/h3>\n<p>\u6211\u5011\u6839\u64da\u4f60\u7684\u898f\u683c\u548c\u96f6\u4ef6\u7684\u98a8\u96aa\u7b49\u7d1a\u61c9\u7528NDT\uff1a<\/p>\n<ul>\n<li><strong>UT\uff08\u8d85\u8072\u6ce2\u6aa2\u6e2c\uff09<\/strong> \u2013 \u7528\u65bc\u91cd\u578b\u622a\u9762\u548c\u5b89\u5168\u95dc\u93754340\u9444\u4ef6\u7684\u5167\u90e8\u7f3a\u9677\u548c\u5b8c\u6574\u6027\u6aa2\u6e2c\u3002.<\/li>\n<li><strong>MT\uff08\u78c1\u7c89\u6aa2\u6e2c\uff09<\/strong> \u2013 \u7528\u65bc\u9f52\u8f2a\u3001\u8ef8\u548c\u91cd\u578b4340\u96f6\u4ef6\u7684\u8868\u9762\u53ca\u8fd1\u8868\u9762\u88c2\u7d0b\u6aa2\u6e2c\u3002.<\/li>\n<li><strong>RT\uff08\u5c04\u7dda\u6aa2\u6e2c\uff09<\/strong> \u2013 \u7528\u65bc\u5167\u90e8\u5b54\u9699\u3001\u6536\u7e2e\u548c\u593e\u96dc\u7269\uff0c\u5c24\u5176\u662f\u5728\u8907\u96dc\u76844340\u6295\u8cc7\u9444\u4ef6\u4e2d\u3002.<\/li>\n<li><strong>PT\uff08\u6db2\u9ad4\u6ef2\u900f\u6e2c\u8a66\uff09<\/strong> \u2013 \u7528\u65bc\u6a5f\u52a0\u5de5\u548c\u5b8c\u6210\u8868\u9762\u4e0a\u7684\u7d30\u5fae\u88c2\u7d0b\u3002.<\/li>\n<\/ul>\n<p>\u6211\u5011\u914d\u5408\u6709\u6587\u4ef6\u5316\u7684\u7a0b\u5e8f\u548c\u6821\u6e96\u7684\u8a2d\u5099\uff0c\u4e26\u7531\u6211\u5011\u7684\u5167\u90e8\u652f\u6301 <a href=\"https:\/\/haoyumaterial.com\/zh\/technology\/testing-and-quality\/\">\u6e2c\u8a66\u8207\u54c1\u8cea\u63a7\u5236\u7cfb\u7d71<\/a>.<\/p>\n<h3>\u5c3a\u5bf8\u6aa2\u9a57\u548c\u9444\u4ef6\u516c\u5dee\u63a7\u5236<\/h3>\n<p>\u70ba\u4e86\u8b934340\u6295\u8cc7\u9444\u4ef6\u548c\u6c99\u6a21\u9444\u4ef6\u7b26\u5408\u898f\u7bc4\uff0c\u6211\u5011\u4f7f\u7528\uff1a<\/p>\n<ul>\n<li>\u7528\u65bc\u9ad8\u7cbe\u5ea6\u3001\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6\u76843D CMM\u548c\u91cf\u898f<\/li>\n<li>\u9444\u9020\u904e\u7a0b\u63a7\u5236\u4ee5\u4fdd\u6301\u7a69\u5b9a <strong>\u516c\u5dee\u548c\u58c1\u539a<\/strong><\/li>\n<li>\u7576\u822a\u7a7a\u822a\u5929\u3001\u570b\u9632\u6216\u6c7d\u8eca\u5ba2\u6236\u6709\u9700\u6c42\u6642\u63d0\u4f9bPPAP\/FAI\u98a8\u683c\u7684\u5831\u544a<\/li>\n<\/ul>\n<p>\u60a8\u5c07\u7372\u5f97\u5b8c\u6574\u7684\u5c3a\u5bf8\u5831\u544a\uff0c\u78ba\u4fdd\u5728\u52a0\u5de5\u6216\u7d44\u88dd\u6642\u6c92\u6709\u610f\u5916.<\/p>\n<h3>\u6a5f\u68b0\u6e2c\u8a66\u8207\u8a8d\u8b49<\/h3>\n<p>\u5c0d\u65bc\u6dec\u706b\u56de\u706b\u76844340\u9444\u4ef6\u53ca\u5176\u4ed6\u71b1\u8655\u7406\u76844340\u92fc\u9444\u4ef6\uff0c\u6211\u5011\u63d0\u4f9b\uff1a<\/p>\n<ul>\n<li>\u62c9\u4f38\u3001\u5c48\u670d\u3001\u4f38\u9577\u7387\u548c\u622a\u9762\u7e2e\u6e1b\u6e2c\u8a66<\/li>\n<li>\u6574\u500b\u9444\u4ef6\u622a\u9762\u7684\u786c\u5ea6\u6aa2\u67e5<\/li>\n<li>\u7576\u9700\u8981\u9032\u884c\u4f4e\u6eab\u6216\u9ad8\u61c9\u529b\u670d\u52d9\u6642\uff0c\u9032\u884c\u885d\u64ca\u6e2c\u8a66\uff08\u590f\u6bd4V\u578b\u7f3a\u53e3\uff09<\/li>\n<li>\u92fc\u6750\u6aa2\u9a57\u5831\u544a\uff08MTRs\uff09\u5217\u51fa <strong>4340\u9444\u92fc\u6a5f\u68b0\u6027\u80fd<\/strong>, \u71b1\u8655\u7406\u72c0\u614b\u53ca\u76f8\u95dc\u898f\u683c\uff08ASTM\u3001AMS\u3001MIL\u7b49\uff09<\/li>\n<\/ul>\n<p>\u6bcf\u6279\u8ca8\u7269\u90fd\u9644\u6709\u5b8c\u6574\u7684\u6a5f\u68b0\u8a8d\u8b49\uff0c\u8b93\u60a8\u7684\u54c1\u8cea\u4fdd\u8b49\u5718\u968a\u5728\u7b2c\u4e00\u5929\u5c31\u64c1\u6709\u6240\u9700\u8cc7\u6599.<\/p>\n<h3>\u6750\u6599\u53ef\u8ffd\u6eaf\u6027\u8207\u71b1\u865f\u63a7\u5236<\/h3>\n<p>\u5168\u90e8 <strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u90fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u71b1\u865f<\/strong> \u8ffd\u6eaf\u5230\u7194\u7149\u5316\u5b78\u6210\u5206\u548c\u5de5\u85dd\u8a18\u9304<\/li>\n<li>\u5f9e\u539f\u6750\u6599\u5230\u7194\u7149\u3001\u6a21\u9444\u3001\u71b1\u8655\u7406\u53ca\u6700\u7d42\u6aa2\u9a57\u7684\u5b8c\u6574\u8ffd\u6eaf\u6027<\/li>\n<li>\u5b58\u6a94\u8a18\u9304\u4ee5\u652f\u6301\u5be9\u6838\u548c\u9577\u671f\u8a08\u5283<\/li>\n<\/ul>\n<p>\u9019\u5c0d\u65bc\u822a\u7a7a\u822a\u5929\u75284340\u9444\u4ef6\u3001\u570b\u9632\u7b49\u7d1a\u5408\u91d1\u9444\u4ef6\uff0c\u4ee5\u53ca\u6cb9\u6c23\u7528\u5408\u91d1\u92fc\u9444\u4ef6\u81f3\u95dc\u91cd\u8981.<\/p>\n<h3>\u7b26\u5408ISO\u6a19\u6e96\u4e14\u7b26\u5408\u884c\u696d\u54c1\u8cea\u7cfb\u7d71<\/h3>\n<p>\u6211\u5011\u904b\u884c <strong>\u7b26\u5408ISO\u6a19\u6e96\u7684\u54c1\u8cea\u7ba1\u7406<\/strong> \u5177\u6709\uff1a<\/p>\n<ul>\n<li>\u6587\u4ef6\u5316\u7a0b\u5e8f\u8207\u5b9a\u671f\u5be9\u6838<\/li>\n<li>\u93b3\u927b\u926c\u92fc\u9444\u4ef6\u53ca\u5176\u4ed6\u9ad8\u5f37\u5ea6\u4f4e\u5408\u91d1\u92fc\u9444\u4ef6\u7684\u63a7\u5236\u8a08\u756b<\/li>\n<li>\u53ef\u914d\u5408\u5ba2\u6236\u7279\u5b9a\u7cfb\u7d71\uff08AS\u3001IATF \u98a8\u683c\u8981\u6c42\u6216\u570b\u9632\/\u8ecd\u4e8b QA \u6d41\u7a0b\uff09<\/li>\n<\/ul>\n<p>\u7e3d\u4e4b\uff1a\u5982\u679c\u60a8\u9700\u8981\u5177\u6709\u53ef\u9810\u6e2c\u6027\u80fd\u548c\u5b8c\u6574\u6587\u4ef6\u7684\u7cbe\u5bc6 4340 \u5408\u91d1\u9444\u4ef6\uff0c\u6211\u5011\u7684 QA \u7cfb\u7d71\u65e8\u5728\u652f\u63f4\u60a8\u5728\u53f0\u7063\u5e02\u5834\u7684\u5c08\u6848\u3002.<\/p>\n<h2>\u5ba2\u88fd\u5316 4340 \u92fc\u9444\u9020\u670d\u52d9<\/h2>\n<p>\u6211\u63d0\u4f9b\u5ba2\u88fd\u5316 4340 \u92fc\u9444\u9020\u4f5c\u70ba\u771f\u6b63\u7684\u7aef\u5c0d\u7aef\u670d\u52d9\uff0c\u5f9e\u8a2d\u8a08\u652f\u63f4\u5230\u6210\u54c1\u3001\u53ef\u76f4\u63a5\u5b89\u88dd\u7684\u96f6\u4ef6\u3002.<\/p>\n<h3>\u8a2d\u8a08\u8207 4340 \u6750\u6599\u9078\u64c7\u652f\u63f4<\/h3>\n<p>\u6211\u5354\u52a9\u60a8\u7684\u5718\u968a\u5728\u521d\u671f\u78ba\u5b9a\u6b63\u78ba\u7684 4340 \u9444\u4ef6\u8a2d\u8a08\u548c\u5408\u91d1\u898f\u683c\uff0c\u4ee5\u514d\u65e5\u5f8c\u9047\u5230\u554f\u984c\u3002.<\/p>\n<ul>\n<li>4340 \u812b\u881f\u9444\u9020\u548c 4340 \u7802\u6a21\u9444\u9020\u7684 DFM<\/li>\n<li>\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6\u7684\u58c1\u539a\u3001\u6f86\u53e3\u3001\u5192\u53e3\u548c\u62d4\u6a21\u5efa\u8b70<\/li>\n<li>\u57fa\u65bc\u8f09\u91cd\u3001\u75b2\u52de\u548c\u6210\u672c\u7684 4340 \u8207 4140 \u53ca\u5176\u4ed6\u93b3\u927b\u926c\u92fc\u9444\u9020\u5efa\u8b70<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u4e5f\u9700\u8981\u8207\u9444\u4ef6\u642d\u914d\u7684\u6a5f\u68b0\u52a0\u5de5\u96f6\u4ef6\uff0c\u6211\u53ef\u4ee5\u914d\u5408\u6211\u5011\u7684 <a href=\"https:\/\/haoyumaterial.com\/zh\/products\/stainless-steel\/low-carbon-steel\/\">\u4f4e\u78b3\u92fc\u548c\u5408\u91d1\u92fc\u6a5f\u68b0\u52a0\u5de5\u670d\u52d9<\/a> \u4ee5\u78ba\u4fdd\u6027\u80fd\u4e00\u81f4\u3002.<\/p>\n<h3>\u5feb\u901f\u539f\u578b\u88fd\u4f5c\u8207\u6a23\u54c1<\/h3>\n<p>\u6211\u80fd\u5feb\u901f\u88fd\u4f5c\u539f\u578b\uff0c\u8b93\u60a8\u53ca\u65e9\u9a57\u8b49 4340 \u9444\u4ef6\uff1a<\/p>\n<ul>\n<li>3D \u5217\u5370\u6a21\u578b\u548c\u8edf\u6a21\u5177\uff0c\u7528\u65bc\u5feb\u901f 4340 \u812b\u881f\u9444\u9020\u751f\u7522<\/li>\n<li>\u7528\u65bc\u529f\u80fd\u6e2c\u8a66\u7684\u77ed\u6279\u91cf 4340 \u7802\u6a21\u9444\u4ef6<\/li>\n<li>\u6bcf\u6279\u6a23\u54c1\u5747\u9644\u6709\u5b8c\u6574\u7684\u5c3a\u5bf8\u548c\u6a5f\u68b0\u5831\u544a<\/li>\n<\/ul>\n<h3>\u5167\u90e8\u6a5f\u68b0\u52a0\u5de5\u8207\u56b4\u683c\u516c\u5dee<\/h3>\n<p>\u60a8\u7121\u9700\u5354\u8abf\u591a\u5bb6\u4f9b\u61c9\u5546\u3002\u6211\u80fd\u5728\u55ae\u4e00\u5de5\u4f5c\u6d41\u7a0b\u4e2d\u5b8c\u6210\u9444\u9020\u548c\u6a5f\u68b0\u52a0\u5de5\uff1a<\/p>\n<ul>\n<li>\u7528\u65bc\u56b4\u683c\u516c\u5dee4340\u9444\u4ef6\u7684\u6578\u63a7\u8eca\u524a\u8207\u9291\u524a<\/li>\n<li>\u95dc\u9375\u8868\u9762\u3001\u5b54\u5f91\u8207\u87ba\u7d0b\u7b26\u5408\u56b4\u683c\u7684GD&amp;T\u8981\u6c42<\/li>\n<li>\u7d93\u71b1\u8655\u7406\u76844340\u92fc\u9444\u4ef6\uff0c\u5df2\u52a0\u5de5\u81f3\u6700\u7d42\u898f\u683c\uff0c\u6e96\u5099\u7d44\u88dd<\/li>\n<\/ul>\n<h3>4340\u7684\u8868\u9762\u8655\u7406\u8207\u5857\u5c64<\/h3>\n<p>\u70ba\u4e86\u4fdd\u8b774340\u4e26\u6539\u5584\u5916\u89c0\uff0c\u6211\u63d0\u4f9b\uff1a<\/p>\n<ul>\n<li>\u5674\u4e38\u3001\u7802\u8f2a\u5674\u7802\u8207\u9664\u92b9<\/li>\n<li>\u92c5\/\u93b3\u934d\u5c64\u3001\u78f7\u9178\u9e7d\u8655\u7406\u8207\u5857\u88dd\u7cfb\u7d71<\/li>\n<li>\u6839\u64da\u60a8\u7684\u5857\u5c64\u898f\u7bc4\u8207\u64cd\u4f5c\u74b0\u5883\u9032\u884c\u8868\u9762\u6e96\u5099<\/li>\n<\/ul>\n<h3>\u53ef\u64f4\u5c55\u7684\u751f\u7522\u80fd\u529b<\/h3>\n<p>\u7121\u8ad6\u60a8\u662f\u5728\u9a57\u8b49\u65b0\u8a2d\u8a08\u6216\u662f\u9032\u884c\u6210\u719f\u65b9\u6848\uff0c\u6211\u90fd\u80fd\u8207\u60a8\u4e00\u540c\u64f4\u5c55\uff1a<\/p>\n<ul>\n<li>\u5c0f\u6279\u91cf\u5de5\u7a0b\u6a23\u4ef6\u8207\u5099\u4ef6<\/li>\n<li>\u5de5\u696d\u8207\u570b\u9632\u65b9\u6848\u7684\u4e2d\u91cf\u751f\u7522<\/li>\n<li>\u9ad8\u91cf\u7522\u76844340\u6295\u8cc7\u9444\u4ef6\uff0c\u5177\u6709\u53ef\u91cd\u8907\u7684\u54c1\u8cea\u8207\u7a69\u5b9a\u7684\u50f9\u683c<\/li>\n<\/ul>\n<p>\u6bcf\u500b4340\u92fc\u9444\u4ef6\u5c08\u6848\u90fd\u914d\u6709\u5c08\u5c6c\u806f\u7d61\u4eba\uff0c\u8b93\u5de5\u7a0b\u5e2b\u3001\u63a1\u8cfc\u8207\u65b9\u6848\u7d93\u7406\u80fd\u5728\u7f8e\u570b\u5883\u5167\u5f9e\u8a62\u50f9\u5230\u751f\u7522\uff0c\u4fdd\u6301\u6e05\u695a\u7684\u6e9d\u901a\u8207\u53ef\u9810\u6e2c\u7684\u4ea4\u8ca8\u6642\u9593\u3002.<\/p>\n<h2>\u70ba\u4f55\u9078\u64c7\u6211\u5011\u76844340\u92fc\u9444\u9020\u5ee0<\/h2>\n<p>\u7576\u60a8\u9700\u8981\u53ef\u9760\u76844340\u92fc\u9444\u4ef6\u7528\u65bc\u9ad8\u61c9\u529b\u3001\u9ad8\u50f9\u503c\u7684\u96f6\u4ef6\u6642\uff0c\u6211\u5011\u50cf\u771f\u6b63\u7684\u88fd\u9020\u5408\u4f5c\u5925\u4f34\u4e00\u6a23\u904b\u4f5c\uff0c\u800c\u4e0d\u50c5\u50c5\u662f\u4f5c\u696d\u5ee0\u5546\u3002.<\/p>\n<h3>\u64c1\u6709\u8c50\u5bcc\u7684\u9ad8\u5f37\u5ea6Ni-Cr-Mo\u92fc\u9444\u4ef6\u7d93\u9a57<\/h3>\n<p>\u6211\u5011\u5c08\u6ce8\u65bc <strong>AISI 4340\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u4ee5\u53ca\u5176\u4ed6 <strong>Ni-Cr-Mo\u92fc\u9444\u4ef6<\/strong> \u6bcf\u5929\u90fd\u5728\u5be6\u8e10\uff0c\u56e0\u6b64\u6211\u5011\u77e5\u9053\u5982\u4f55\u9054\u5230\u56b4\u82db\u7684\u6a5f\u68b0\u6027\u80fd\u7bc4\u570d\u8207\u56b4\u683c\u898f\u683c\uff08ASTM\u3001AMS\u3001MIL\uff09\u3002.<\/p>\n<ul>\n<li>\u5728\u822a\u7a7a\u822a\u5929\u3001\u570b\u9632\u3001\u77f3\u6cb9\u8207\u5929\u7136\u6c23\u4ee5\u53ca\u91cd\u578b\u8a2d\u5099\u9805\u76ee\u5177\u6709\u7d93\u9a57\u8c50\u5bcc\u7684\u6b77\u53f2<\/li>\n<li>\u719f\u6089\u8cc7\u683c\u6e2c\u8a66\u3001PPAP\u4ee5\u53ca\u6eff\u8db3\u56b4\u82db\u5ba2\u6236\u9700\u6c42\u7684\u5b8c\u6574\u6587\u4ef6<\/li>\n<\/ul>\n<h3>\u5148\u9032\u7684\u7194\u7149\u3001\u6a21\u5851\u8207\u6d41\u7a0b\u63a7\u5236<\/h3>\n<p>\u6211\u5011\u5f9e\u7194\u878d\u5230\u6210\u54c1\u9444\u4ef6\u63a1\u7528\u56b4\u683c\u7684\u6d41\u7a0b\u63a7\u5236\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684 <strong>4340 \u6295\u8cc7\u9444\u9020<\/strong> \u548c <strong>4340 \u6c99\u6a21\u9444\u9020<\/strong> \u6279\u6b21\u4e00\u81f4\u6027\u3002.<\/p>\n<ul>\n<li>\u53d7\u63a7\u5316\u5b78\u6210\u5206\uff0c\u9069\u7528\u65bc UNS G43400 \/ 34CrNiMo6 \/ EN 1.6582<\/li>\n<li>\u5c0d\u6f86\u9444\u6eab\u5ea6\u3001\u6a21\u5851\u3001\u5192\u53e3\u8a2d\u8a08\u8207\u71b1\u8655\u7406\u9032\u884c\u6d41\u7a0b\u63a7\u5236<\/li>\n<li>\u6574\u5408\u5176\u4ed6\u95dc\u9375\u5408\u91d1\u7684\u652f\u63f4\uff0c\u4f8b\u5982 <strong>\u96d9\u76f8\u4e0d\u92b9\u92fc<\/strong> \u7576\u9805\u76ee\u9700\u8981\u6df7\u5408\u6750\u6599\u6642\uff08<a href=\"https:\/\/haoyumaterial.com\/zh\/products\/stainless-steel\/duplex-stainless-steel\/\">\u96d9\u76f8\u4e0d\u92b9\u92fc\u89e3\u6c7a\u65b9\u6848<\/a>)<\/li>\n<\/ul>\n<h3>\u5177\u6709\u7af6\u722d\u529b\u7684\u50f9\u683c\u8207\u6700\u4f73\u5316\u7522\u91cf<\/h3>\n<p>\u6211\u5011\u70ba\u6bcf\u4e00\u4ef6 4340 \u92fc\u9444\u4ef6\u9032\u884c\u5de5\u7a0b\u8a2d\u8a08\uff0c\u4ee5 <strong>\u6700\u5927\u5316\u7522\u91cf\u4e26\u964d\u4f4e\u6d6a\u8cbb<\/strong> \u8b93\u60a8\u5728\u4e0d\u964d\u4f4e\u54c1\u8cea\u7684\u60c5\u6cc1\u4e0b\u7372\u5f97\u66f4\u597d\u7684\u50f9\u683c\u3002.<\/p>\n<ul>\n<li>\u512a\u5316\u9598\u9580\u8207\u5192\u53e3\u8a2d\u8a08\u4ee5\u964d\u4f4e\u5ee2\u6599<\/li>\n<li>\u9069\u7528\u65bc\u4f4e\u91cf\u8207\u5927\u91cf\u751f\u7522\u7684\u7d93\u6fdf\u578b\u6a21\u5177\u7b56\u7565<\/li>\n<li>\u5c08\u6ce8\u65bc\u6574\u9ad4\u96f6\u4ef6\u6210\u672c\uff0c\u5305\u62ec\u52a0\u5de5\u8207\u8868\u9762\u8655\u7406<\/li>\n<\/ul>\n<h3>\u53ef\u9760\u7684\u4ea4\u8ca8\u6642\u9593\u8207\u7269\u6d41\u652f\u63f4<\/h3>\n<p>\u6211\u5011\u4e86\u89e3\u53f0\u7063\u7684\u751f\u7522\u6392\u7a0b\u8207\u505c\u5de5\u6210\u672c\uff0c\u56e0\u6b64\u6211\u5011\u7684\u7cfb\u7d71\u4ee5\u53ef\u9760\u4ea4\u4ed8\u70ba\u6838\u5fc3\u3002.<\/p>\n<ul>\n<li>\u6e05\u695a\u7684\u4ea4\u8ca8\u6642\u9593\u7a97\u53e3 <strong>4340\u812b\u881f\u9444\u4ef6<\/strong> \u4ee5\u53ca\u8f03\u5927\u7684\u7802\u6a21\u9444\u4ef6<\/li>\n<li>\u5f48\u6027\u7684\u904b\u8f38\u9078\u9805\u3001\u5eab\u5b58\u7b56\u7565\u8207\u5168\u7403\u914d\u9001<\/li>\n<li>\u652f\u63f4\u6574\u6279\u8a02\u55ae\u8207\u6392\u7a0b\u51fa\u8ca8<\/li>\n<\/ul>\n<h3>\u70ba\u60a8\u7684\u5718\u968a\u63d0\u4f9b\u5be6\u52d9\u652f\u63f4<\/h3>\n<p>\u6211\u5011\u76f4\u63a5\u8207\u5de5\u7a0b\u5e2b\u3001\u63a1\u8cfc\u4eba\u54e1\u53ca\u5c08\u6848\u7d93\u7406\u5408\u4f5c\uff0c\u4f7f4340\u92fc\u9444\u4ef6\u8b8a\u5f97\u7c21\u55ae\u3002.<\/p>\n<ul>\n<li>\u91dd\u5c0d\u9444\u9020\u8a2d\u8a08\u63d0\u4f9b\u53cd\u994b\uff0c\u4ee5\u964d\u4f4e\u52a0\u5de5\u548c\u91cd\u91cf<\/li>\n<li>\u5feb\u901f\u56de\u61c9\u8a62\u50f9\u3001\u8a2d\u8a08\u8b8a\u66f4\u8207\u54c1\u8cea\u554f\u984c<\/li>\n<li>\u5c08\u5c6c\u5c08\u6848\u8ca0\u8cac\u4eba\uff0c\u5f9e\u5831\u50f9\u5230\u751f\u7522\u5168\u7a0b\u966a\u4f34\u60a8\u7684\u5c08\u6848<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u4e00\u500b <strong>\u5ba2\u88fd\u53164340\u92fc\u9444\u4ef6\u4f9b\u61c9\u5546<\/strong> \u4e86\u89e3\u9ad8\u5f37\u5ea6\u5408\u91d1\u9444\u4ef6\u8207\u53f0\u7063\u88fd\u9020\u6a19\u6e96\uff0c\u6211\u5011\u7684\u9444\u9020\u5ee0\u6b63\u662f\u570d\u7e5e\u9019\u500b\u9700\u6c42\u5efa\u7acb\u7684\u3002.<\/p>\n<h2>4340\u92fc\u9444\u4ef6\u5e38\u898b\u554f\u984c<\/h2>\n<p><img decoding=\"async\" class=\"alignnone  wp-image-1154\" src=\"https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-300x294.png\" alt=\"\" width=\"597\" height=\"585\" srcset=\"https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-300x294.png 300w, https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-12x12.png 12w, https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting-600x588.png 600w, https:\/\/haoyumaterial.com\/wp-content\/uploads\/2025\/12\/4340-steel-casting.png 639w\" sizes=\"(max-width: 597px) 100vw, 597px\" \/><\/p>\n<h3>4340\u9444\u4ef6\u7684\u6700\u5c0f\u8a02\u8cfc\u91cf\u662f\u591a\u5c11\uff1f<\/h3>\n<p>\u5c0d\u65bc\u5927\u591a\u65784340\u92fc\u9444\u4ef6\u5c08\u6848\uff0c\u6211\u53ef\u4ee5\u652f\u63f4\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u578b\/\u8a66\u6a21\uff1a<\/strong> \u6700\u4f4e\u8a02\u8cfc\u91cf <strong>5\u201310 \u4ef6<\/strong> \uff08\u6295\u8cc7\u9444\u9020\uff09<\/li>\n<li><strong>\u5e38\u898f\u751f\u7522\uff1a<\/strong> \u901a\u5e38 <strong>50\u2013100\u4ef6<\/strong> \u6839\u64da\u5c3a\u5bf8\u8207\u8907\u96dc\u5ea6\u800c\u5b9a\u6700\u4f4e\u8a02\u8cfc\u91cf<\/li>\n<\/ul>\n<p>\u5c0d\u65bc\u5927\u578b\u7802\u6a21\u9444\u9020\u76844340\u96f6\u4ef6\uff0c\u6700\u5c0f\u8a02\u8cfc\u91cf\u901a\u5e38\u7531 <strong>\u6a21\u5177\u8207\u8a2d\u7f6e\u6210\u672c<\/strong>, \uff0c\u4e0d\u662f\u56fa\u5b9a\u6578\u5b57\uff0c\u6240\u4ee5\u6211\u6703\u9010\u6848\u5831\u50f9\u3002.<\/p>\n<h3>4340 \u6295\u8cc7\u9444\u9020\u548c\u7802\u6a21\u9444\u4ef6\u7684\u5178\u578b\u4ea4\u8ca8\u6642\u9593\u662f\u591a\u5c11\uff1f<\/h3>\n<p>\u4ea4\u8ca8\u6642\u9593\u53d6\u6c7a\u65bc\u6a21\u5177\u3001\u8907\u96dc\u5ea6\u548c\u6240\u9700\u6e2c\u8a66\uff0c\u4f46\u4f5c\u70ba\u6307\u5c0e\uff1a<\/p>\n<ul>\n<li><strong>\u6295\u8cc7\u9444\u9020 4340\uff1a<\/strong> \u5927\u7d04 <strong>4\u20136 \u9031<\/strong> \u5de5\u5177\u6279\u51c6\u5f8c<\/li>\n<li><strong>\u7802\u578b\u9444\u9020 4340\uff1a<\/strong> \u5927\u7d04 <strong>5\u20138\u9031<\/strong>, \u7279\u5225\u9069\u7528\u65bc\u8f03\u5927\u6216\u539a\u58c1\u7684\u96f6\u4ef6<\/li>\n<li>\u6dfb\u52a0 <strong>1\u20132 \u9031<\/strong> \u5982\u679c\u60a8\u9700\u8981\u5168\u6a5f\u52a0\u5de5\u3001\u7121\u640d\u6aa2\u6e2c\u548c\u8a8d\u8b49<\/li>\n<\/ul>\n<p>\u5982\u679c\u6211\u5011\u5feb\u901f\u78ba\u5b9a\u898f\u683c\u548c\u7372\u5f97\u6279\u51c6\uff0c\u7dca\u6025\u65b9\u6848\u662f\u53ef\u884c\u7684\u3002.<\/p>\n<h3>4340\u9444\u92fc\u7684\u8010\u8150\u8755\u6027\u6709\u591a\u9ad8\uff0c\u4f55\u6642\u9700\u8981\u5857\u5c64\uff1f<\/h3>\n<p>4340\u9444\u92fc\u662f\u4e00\u7a2e <strong>\u9ad8\u5f37\u5ea6\u93b3\u927b\u926c\u5408\u91d1<\/strong>, \u4e26\u975e\u4e0d\u92b9\u92fc\u3002\u5b83\u63d0\u4f9b\uff1a<\/p>\n<ul>\n<li><strong>\u5728\u4e7e\u71e5\u3001\u5ba4\u5167\u3001\u6f64\u6ed1\u74b0\u5883\u4e2d\u7684<\/strong> \u76f8\u7576\u7684\u8010\u8150\u8755\u6027<\/li>\n<li><strong>\u5728\u6d77\u6d0b\u3001\u9e7d\u9727\u6216\u5316\u5b78\u74b0\u5883\u4e2d\u7684<\/strong> \u8010\u8150\u8755\u6027\u8f03\u5dee<\/li>\n<\/ul>\n<p>\u5728\u5927\u591a\u6578\u53f0\u7063\u5de5\u696d\u548c\u6cb9\u6c23\u9805\u76ee\u4e2d\uff0c\u6211\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u934d\u92c5\u6216\u93b3\u934d\u5c64<\/strong>, <strong>\u78f7\u9178\u9e7d<\/strong>, \u6216 <strong>\u6cb9\u6f06<\/strong> \u7528\u65bc\u6236\u5916<\/li>\n<li><strong>\u786c\u927b<\/strong> \u6216\u985e\u4f3c\u5857\u5c64\uff0c\u7528\u65bc\u8ef8\u3001\u92b7\u548c\u9f52\u8f2a\u7684\u8010\u78e8\u548c\u8010\u8150\u8755<br \/>\n\u5982\u679c\u60a8\u60f3\u8981\u5167\u5efa\u7684\u8010\u8150\u8755\u6027\u800c\u975e\u5857\u5c64\uff0c\u6211\u5011\u901a\u5e38\u6703\u6539\u7528\u4e0d\u92b9\u92fc\u6216 <a href=\"https:\/\/haoyumaterial.com\/zh\/8620-steel\/\">\u5176\u4ed6\u5408\u91d1\u9078\u9805\uff0c\u4f8b\u5982 8620 \u92fc<\/a> \u53d6\u6c7a\u65bc\u61c9\u7528.<\/li>\n<\/ul>\n<h3>4340 \u9444\u4ef6\u8207\u935b\u9020 4340 \u2013 \u6709\u4f55\u5dee\u7570\uff1f<\/h3>\n<p><strong>\u6027\u80fd\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u935b\u9020 4340\uff1a<\/strong>\n<ul>\n<li>\u66f4\u4f73 <strong>\u65b9\u5411\u6027<\/strong> \u548c\u7a0d\u9ad8\u7684\u75b2\u52de\u5f37\u5ea6<\/li>\n<li>\u9069\u7528\u65bc\u8d85\u95dc\u9375\u7684\u822a\u7a7a\u6216\u570b\u9632\u8f09\u8377<\/li>\n<\/ul>\n<\/li>\n<li><strong>4340 \u92fc\u9444\u4ef6\uff1a<\/strong>\n<ul>\n<li>\u6dec\u706b\u548c\u56de\u706b\u5f8c <strong>\u5177\u6709\u512a\u7570\u7684\u6a5f\u68b0\u6027\u80fd<\/strong><\/li>\n<li>\u7406\u60f3\u7528\u65bc <strong>\u7528\u65bc\u88fd\u9020<\/strong> \u935b\u9020\u8d77\u4f86\u6602\u8cb4\u6216\u4e0d\u53ef\u80fd<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>\u6210\u672c\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u9444\u4ef6<\/strong> \u9069\u7528\u65bc\u60a8\u9700\u8981 <strong>\u8907\u96dc\u5e7e\u4f55\u5f62\u72c0\u3001\u5167\u90e8\u901a\u9053\u6216\u8fd1\u6de8\u5f62\u72c0<\/strong>, \uff0c\u6e1b\u5c11\u52a0\u5de5\u6642\u9593\u548c\u6750\u6599\u6d6a\u8cbb\u3002.<\/li>\n<li><strong>\u935b\u4ef6<\/strong> \u5177\u6709\u6210\u672c\u6548\u76ca\u7684 <strong>\u7c21\u55ae\u3001\u9ad8\u8ca0\u8f09\u7684\u5f62\u72c0<\/strong> \u5982\u76f4\u8ef8\u6216\u57fa\u672c\u74b0\u3002.<\/li>\n<\/ul>\n<h3>\u4f7f\u75284340\u92fc\u9444\u9020\u5de5\u85dd\u53ef\u4ee5\u9054\u5230\u54ea\u4e9b\u516c\u5dee\uff1f<\/h3>\n<p>\u5178\u578b\u53ef\u9054\u6210\u7684\u516c\u5dee\u70ba\uff1a<\/p>\n<ul>\n<li><strong>4340\u6295\u8cc7\u9444\u4ef6\uff1a<\/strong>\n<ul>\n<li>\u7dda\u6027\uff1a\u5927\u7d04 <strong>\u00b10.003\u20130.005\u82f1\u5bf8\/\u82f1\u5bf8<\/strong> \uff08\u5c0f\u7279\u5fb5\u6700\u5c0f\u00b10.003\u20130.005\u82f1\u5bf8\uff09<\/li>\n<li>\u975e\u5e38\u9069\u5408 <strong>\u7cbe\u5bc6 4340 \u5408\u91d1\u9444\u4ef6<\/strong> \u4ee5\u53ca\u7cbe\u52a0\u5de5\u8868\u9762<\/li>\n<\/ul>\n<\/li>\n<li><strong>4340\u7802\u578b\u9444\u4ef6\uff1a<\/strong>\n<ul>\n<li>\u7dda\u6027\uff1a\u5927\u7d04 <strong>\u00b10.03\u20130.06\u82f1\u5bf8\/\u82f1\u5bf8<\/strong>, \uff0c\u53d6\u6c7a\u65bc\u5c3a\u5bf8<\/li>\n<li>\u9069\u7528\u7bc4\u570d <strong>\u8f03\u5927\u3001\u91cd\u578b\u7684\u96f6\u4ef6<\/strong> \u60a8\u5c07\u9032\u884c\u95dc\u9375\u8868\u9762\u7684\u52a0\u5de5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5c0d\u65bc\u56b4\u683c\u516c\u5dee\u76844340\u92fc\u9444\u4ef6\uff0c\u6211\u901a\u5e38\u7d50\u5408 <strong>\u8fd1\u6de8\u9444\u9020<\/strong> \u5177\u6709 <strong>\u7cbe\u52a0\u5de5<\/strong> \u4ee5\u7b26\u5408\u60a8\u7684\u6700\u7d42\u5716\u7d19\u3002.<\/p>\n<h2>\u76f8\u95dc\u5408\u91d1\u92fc\u9444\u9020\u9078\u9805<\/h2>\n<h3>4140 \u548c 4130 \u92fc\u9444\u4ef6\u8207 4340 \u92fc\u9444\u4ef6\u6bd4\u8f03<\/h3>\n<p>\u7576\u4f60\u4e0d\u9700\u8981 4340 \u92fc\u9444\u4ef6\u7684\u5168\u90e8\u5f37\u5ea6\u6642\uff0c4140 \u548c 4130 \u92fc\u9444\u4ef6\u53ef\u4ee5\u964d\u4f4e\u6210\u672c\u800c\u4e0d\u5f71\u97ff\u6027\u80fd\u3002.<\/p>\n<p><strong>4340 \u92fc\u9444\u4ef6\uff08AISI 4340 \/ UNS G43400\uff09<\/strong><\/p>\n<ul>\n<li>\u6b64\u7cfb\u5217\u4e2d\u6700\u9ad8\u7684\u5f37\u5ea6\u8207\u97cc\u6027<\/li>\n<li>\u5177\u6709\u66f4\u4f73\u7684\u75b2\u52de\u6297\u6027 <strong>\u91cd\u578b\u9f52\u8f2a\u9444\u4ef6<\/strong>, \u7528\u65bc<\/li>\n<li>\u7406\u60f3\u7528\u65bc <strong>\u6dec\u706b\u56de\u706b\u7684 4340 \u9444\u4ef6<\/strong> \u3001\u8ef8\u3001\u4ee5\u53ca\u822a\u7a7a\u822a\u5929\/\u570b\u9632\u96f6\u4ef6<\/li>\n<\/ul>\n<p><strong>\u5728\u53ef\u9760\u6027\u81f3\u95dc\u91cd\u8981\u7684\u5834\u5408<\/strong><\/p>\n<ul>\n<li>4140 \u92fc\u9444\u4ef6<\/li>\n<li>\u8f03\u4f4e\u93b3\u542b\u91cf\uff0c\u6bd4 4340 \u66f4\u5177\u6210\u672c\u6548\u76ca<\/li>\n<li>\u5728\u5f37\u5ea6\u3001\u97cc\u6027\u8207\u53ef\u52a0\u5de5\u6027\u4e4b\u9593\u53d6\u5f97\u826f\u597d\u5e73\u8861 <strong>\u9ad8\u5f37\u5ea6\u5408\u91d1\u92fc\u9444\u4ef6<\/strong> \u662f\u4e00\u822c\u7528\u9014\u7684\u7406\u60f3\u9078\u64c7<\/li>\n<\/ul>\n<p><strong>\u5982\u652f\u67b6\u3001\u5916\u6bbc\u548c\u4e2d\u7b49\u8ca0\u8377\u9f52\u8f2a<\/strong><\/p>\n<ul>\n<li>4130 \u92fc\u9444\u4ef6<\/li>\n<li>\u8f03\u8f15\u7684\u5408\u91d1\uff0c\u66f4\u6613\u710a\u63a5\uff0c\u9069\u7528\u65bc\u7d44\u88dd\u88fd\u9020<\/li>\n<li>\u786c\u5316\u6027\u4f4e\u65bc 4340\uff0c\u4f46\u7d93\u71b1\u8655\u7406\u5f8c\u4ecd\u7136\u5805\u56fa<\/li>\n<\/ul>\n<p>\u7c21\u800c\u8a00\u4e4b\uff1a<\/p>\n<ul>\n<li>\u9078\u64c7 <strong>4340<\/strong> \u9069\u7528\u65bc\u593e\u5177\u3001\u4e2d\u7b49\u8ca0\u8377\u96f6\u4ef6\u548c\u6210\u672c\u654f\u611f\u7684\u96f6\u4ef6.<\/li>\n<li>\u9078\u64c7 <strong>4140<\/strong> \u7576\u4f60\u9700\u8981\u6700\u5927\u5f37\u5ea6\u3001\u6df1\u5c64\u786c\u5316\u6027\u548c\u75b2\u52de\u6297\u6027\u6642\u3002.<\/li>\n<li>\u9078\u64c7 <strong>4130<\/strong> \u7528\u65bc\u5805\u56fa\u3001\u591a\u529f\u80fd\u4e14\u5177\u6709\u6210\u672c\u6548\u76ca\u7684\u96f6\u4ef6\u3002.<\/li>\n<\/ul>\n<hr \/>\n<h3>\u5176\u4ed6Ni-Cr-Mo\u548c\u4f4e\u5408\u91d1\u92fc\u9444\u9020\u7b49\u7d1a<\/h3>\n<p>\u6211\u5011\u4e5f\u63d0\u4f9b\u5176\u4ed6 <strong>Ni-Cr-Mo\u92fc\u9444\u4ef6<\/strong> \u4ee5\u53ca\u75764340\u904e\u65bc\u5f37\u5927\u6216\u4e0d\u9069\u5408\u6642\u7684\u9ad8\u5f37\u5ea6\u4f4e\u5408\u91d1\u9078\u9805\uff1a<\/p>\n<ul>\n<li>4320 \/ 8620\uff1a\u975e\u5e38\u9069\u5408\u6ef2\u78b3\u9f52\u8f2a\u548c\u78e8\u640d\u8868\u9762<\/li>\n<li>4350 \/ 4145\uff1a\u9069\u7528\u65bc\u6cb9\u7530\u548c\u947d\u63a2\u5de5\u5177\u7684\u9ad8\u5f37\u5ea6\u548c\u6dec\u786c\u6027<\/li>\n<li>\u4f4e\u5408\u91d1Cr-Mo\u7b49\u7d1a\uff1a\u9069\u7528\u65bc\u9ad8\u6eab\u670d\u52d9\u6216\u627f\u58d3\u96f6\u4ef6<\/li>\n<\/ul>\n<p>\u5c0d\u65bc\u6df7\u5408\u6750\u6599\u7684\u9805\u76ee\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u5408\u91d1\u92fc\u9444\u4ef6\u8207\u975e\u8cb4\u91d1\u5c6c\u9078\u9805\u7d50\u5408\uff0c\u4f8b\u5982 <strong>\u9752\u9285\u5408\u91d1\u9444\u4ef6<\/strong> \u7528\u65bc\u8ef8\u627f\u6216\u8150\u8755\u95dc\u9375\u96f6\u4ef6\uff0c\u985e\u4f3c\u6211\u5011\u652f\u6301 <a href=\"https:\/\/haoyumaterial.com\/zh\/products\/copper-alloy\/bronze\/\">\u9752\u9285\u5408\u91d1\u751f\u7522<\/a> \u8207\u92fc\u6750\u9805\u76ee\u4e26\u884c\u9032\u884c\u3002.<\/p>\n<hr \/>\n<h3>\u5982\u4f55\u70ba\u60a8\u7684\u61c9\u7528\u9078\u64c7\u5408\u9069\u7684\u5408\u91d1\u92fc\u9444\u4ef6<\/h3>\n<p>\u7576\u6211\u5e6b\u52a9\u5ba2\u6236\u5728 <strong>4340\u92fc\u9444\u9020<\/strong> \u548c\u5176\u4ed6\u5408\u91d1\u4e4b\u9593\u505a\u9078\u64c7\u6642\uff0c\u6211\u6703\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u6240\u9700\u5f37\u5ea6\u7b49\u7d1a<\/strong>\n<ul>\n<li>\u8d85\u9ad8\u5f37\u5ea6\/\u75b2\u52de\u81e8\u754c \u2192 4340<\/li>\n<li>\u4e2d\u9ad8\u5f37\u5ea6 \u2192 4140\u6216\u985e\u4f3c<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u97cc\u6027\u8207\u885d\u64ca\u8f09\u8377<\/strong>\n<ul>\n<li>\u9707\u52d5\u3001\u885d\u64ca\u6216\u5b89\u5168\u95dc\u9375 \u2192 \u50be\u5411\u65bc\u9078\u64c74340\u6216\u66f4\u9ad8\u93b3\u927b\u926c\u7b49\u7d1a<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u622a\u9762\u5c3a\u5bf8\u8207\u58c1\u539a<\/strong>\n<ul>\n<li>\u9700\u8981\u6dec\u900f\u7684\u539a\u622a\u9762 \u2192 4340\u6216\u9ad8\u6dec\u786c\u6027\u93b3\u927b\u926c<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53ef\u710a\u6027\u8207\u52a0\u5de5\u6027<\/strong>\n<ul>\n<li>\u66f4\u591a\u710a\u63a5 \u2192 4130\u6216\u8f03\u4f4e\u5408\u91d1\u92fc<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u53ef\u52a0\u5de5\u6027\u8207\u7a69\u5b9a\u6027<\/strong>\n<ul>\n<li>\u8907\u96dc\u52a0\u5de5 \u2192 \u6a19\u6e96\u5316\u6216\u9000\u706b\u53ef\u52a0\u5de5\u5408\u91d1\u92fc\u9444\u4ef6<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6210\u672c\u76ee\u6a19<\/strong>\n<ul>\n<li>\u9810\u7b97\u7dca\u5f35\u4e14\u8ca0\u8f09\u9069\u4e2d\u7684\u60c5\u6cc1 \u2192 \u4f7f\u75284130\/4140\u800c\u975e4340<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u5206\u4eab\u60a8\u7684\u8ca0\u8f09\u60c5\u6cc1\u3001\u96f6\u4ef6\u5c3a\u5bf8\u4ee5\u53ca\u76ee\u6a19\u786c\u5ea6\/\u5f37\u5ea6\uff0c\u6211\u5c07\u63a8\u85a6\u6700\u5177\u6210\u672c\u6548\u76ca\u4e14\u4ecd\u7b26\u5408\u60a8\u7684\u6027\u80fd\u8207\u5b89\u5168\u76ee\u6a19\u7684\u5408\u91d1\u92fc\u9444\u4ef6\u7b49\u7d1a\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5177\u6709\u9ad8\u5f37\u5ea6\u76844340\u92fc\u9444\u9020\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u4f9b\u5b9a\u5236\u7684\u6295\u8cc7\u9444\u9020\u548c\u7802\u578b\u9444\u4ef6\uff0c\u9069\u7528\u65bc\u822a\u7a7a\u822a\u5929\u3001\u9632\u79a6\u548c\u91cd\u578b\u8a2d\u5099\u61c9\u7528<\/p>","protected":false},"featured_media":1156,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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