![](\"https:\/\/g4-img-all.oss-cn-beijing.aliyuncs.com\/video\/50122813\/053fc74fc5ef77b41e3ffa4327f0a6b2.jpg\")
<\/p>\n\u3000\u3000\u5de5\u4e1a\u9886\u57df\u4e2d\uff0cASTM446\u6807\u51c6\u5bf9\u5e94\u7684\u94c1\u7d20\u4f53\u4e0d\u9508\u94a2\u6750\u6599\uff0c\u56e0\u5177\u5907\u826f\u597d\u7684\u9ad8\u6e29\u6297\u6c27\u5316\u6027\u3001\u8010\u8150\u8680\u6027\u53ca\u70ed\u7a33\u5b9a\u6027\uff0c\u5e38\u88ab\u5e94\u7528\u4e8e\u9505\u7089\u90e8\u4ef6\u3001\u6392\u6c14\u7cfb\u7edf\u3001\u9ad8\u6e29\u5bb9\u5668\u7b49\u573a\u666f\uff0c\u5176\u6750\u6599\u7684\u5408\u89c4\u6027\u4e0e\u53ef\u9760\u6027\u76f4\u63a5\u5f71\u54cd\u7ec8\u7aef\u8bbe\u5907\u7684\u5b89\u5168\u8fd0\u884c\u4e0e\u4f7f\u7528\u5bff\u547d\u3002\u56e0\u6b64\uff0c\u627e\u5230\u9760\u8c31\u7684ASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u53ca\u5408\u4f5c\u5546\u5bb6\uff0c\u6210\u4e3a\u4f17\u591a\u5236\u9020\u4f01\u4e1a\u7684\u6838\u5fc3\u8bc9\u6c42\u3002\u4e0a\u6d77\u6b27\u8428\u5361\u91d1\u5c5e\u6750\u6599\u96c6\u56e2\u6709\u9650\u516c\u53f8\u4f5c\u4e3a\u4e00\u5bb6\u96c6\u91c7\u8d2d\u3001\u52a0\u5de5\u3001\u4ee3\u7406\u3001\u76f4\u9500\u3001\u7269\u6d41\u3001\u4ed3\u50a8\u4e8e\u4e00\u4f53\u7684\u7efc\u5408\u578b\u7279\u79cd\u91d1\u5c5e\u6750\u6599\u8fdb\u51fa\u53e3\u670d\u52a1\u5546\uff0c\u5728\u8be5\u9886\u57df\u79ef\u7d2f\u4e86\u4e30\u5bcc\u7684\u5b9e\u8df5\u7ecf\u9a8c\uff0c\u4e5f\u4e3a\u884c\u4e1a\u5185\u9009\u62e9\u9760\u8c31\u7684ASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u53ca\u5408\u4f5c\u5546\u5bb6\u63d0\u4f9b\u4e86\u53ef\u53c2\u8003\u7684\u65b9\u5411\u3002<\/p>\n
<\/p>\n
\u3000\u3000\u8981\u5224\u65adASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u662f\u5426\u9760\u8c31\uff0c\u9996\u5148\u9700\u8981\u660e\u786e\u8be5\u68c0\u6d4b\u7684\u6838\u5fc3\u6280\u672f\u7ef4\u5ea6\u4e0e\u53c2\u6570\u8981\u6c42\u3002ASTM446\u6807\u51c6\u9488\u5bf9\u7684\u662f\u94c1\u7d20\u4f53\u4e0d\u9508\u94a2\uff0c\u5176\u68c0\u6d4b\u5185\u5bb9\u6db5\u76d6\u5316\u5b66\u6210\u5206\u5206\u6790\u3001\u529b\u5b66\u6027\u80fd\u6d4b\u8bd5\u3001\u8010\u8150\u8680\u6027\u8bc4\u4f30\u3001\u91d1\u76f8\u7ec4\u7ec7\u89c2\u5bdf\u7b49\u591a\u4e2a\u65b9\u9762\u3002
\n\u5728\u5316\u5b66\u6210\u5206\u5206\u6790\u4e2d\uff0c\u78b3(C)\u3001\u94ec(Cr)\u3001\u954d(Ni)\u3001\u7845(Si)\u3001\u9530(Mn)\u7b49\u5143\u7d20\u7684\u542b\u91cf\u9700\u4e25\u683c\u7b26\u5408\u6807\u51c6\u8303\u56f4\uff0c\u4f8b\u5982\u94ec\u5143\u7d20\u542b\u91cf\u901a\u5e38\u572825%-30%\u4e4b\u95f4\uff0c\u78b3\u5143\u7d20\u542b\u91cf\u9700\u63a7\u5236\u57280.20%\u4ee5\u4e0b\uff0c\u8fd9\u4e9b\u5143\u7d20\u7684\u5360\u6bd4\u76f4\u63a5\u5f71\u54cd\u6750\u6599\u7684\u8010\u8150\u8680\u6027\u4e0e\u9ad8\u6e29\u6027\u80fd\u3002\u529b\u5b66\u6027\u80fd\u6d4b\u8bd5\u5219\u5305\u62ec\u6297\u62c9\u5f3a\u5ea6\u3001\u5c48\u670d\u5f3a\u5ea6\u3001\u4f38\u957f\u7387\u7b49\u6307\u6807\uff0cASTM446\u6807\u51c6\u8981\u6c42\u6750\u6599\u7684\u6297\u62c9\u5f3a\u5ea6\u4e0d\u4f4e\u4e8e450MPa\uff0c\u5c48\u670d\u5f3a\u5ea6\u4e0d\u4f4e\u4e8e275MPa\uff0c\u4f38\u957f\u7387\u4e0d\u4f4e\u4e8e20%\uff0c\u4ee5\u786e\u4fdd\u6750\u6599\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u80fd\u591f\u627f\u53d7\u76f8\u5e94\u7684\u8f7d\u8377\u800c\u4e0d\u53d1\u751f\u65ad\u88c2\u6216\u53d8\u5f62\u3002
\n\u8010\u8150\u8680\u6027\u8bc4\u4f30\u591a\u91c7\u7528\u76d0\u96fe\u8bd5\u9a8c\u3001\u6676\u95f4\u8150\u8680\u8bd5\u9a8c\u7b49\u65b9\u6cd5\uff0cASTM446\u6750\u6599\u9700\u5177\u5907\u62b5\u6297\u9ad8\u6e29\u6c27\u5316\u3001\u9178\u78b1\u8150\u8680\u7684\u80fd\u529b\uff0c\u5728\u7279\u5b9a\u7684\u8150\u8680\u73af\u5883\u4e2d\uff0c\u5176\u8150\u8680\u901f\u7387\u9700\u63a7\u5236\u5728\u5141\u8bb8\u8303\u56f4\u5185\u3002\u91d1\u76f8\u7ec4\u7ec7\u89c2\u5bdf\u5219\u4e3b\u8981\u68c0\u67e5\u6750\u6599\u7684\u6676\u7c92\u5927\u5c0f\u3001\u7ec4\u7ec7\u5747\u5300\u6027\u7b49\uff0c\u5408\u683c\u7684ASTM446\u6750\u6599\u5e94\u5448\u73b0\u51fa\u5747\u5300\u7684\u94c1\u7d20\u4f53\u7ec4\u7ec7\uff0c\u65e0\u660e\u663e\u7684\u504f\u6790\u6216\u5939\u6742\u3002<\/p>\n
![](\"https:\/\/g4-img-all.oss-cn-beijing.aliyuncs.com\/video\/50122813\/1173eec9b3fdb8f33aade01f7752dd43.jpg\")
<\/p>\n
\u3000\u3000\u6280\u672f\u521b\u65b0\u80fd\u529b\u662f\u5224\u65adASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u662f\u5426\u9760\u8c31\u7684\u91cd\u8981\u4f9d\u636e\uff0c\u5177\u5907\u8f83\u5f3a\u6280\u672f\u521b\u65b0\u80fd\u529b\u7684\u673a\u6784\uff0c\u80fd\u591f\u66f4\u3001\u5730\u5b8c\u6210\u68c0\u6d4b\u5de5\u4f5c\uff0c\u4e3a\u6750\u6599\u7684\u8d28\u91cf\u628a\u63a7\u63d0\u4f9b\u66f4\u53ef\u9760\u7684\u652f\u6491\u3002
\n\u90e8\u5206\u5148\u8fdb\u7684ASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u4f1a\u5f15\u5165\u9ad8\u7cbe\u5ea6\u7684\u5149\u8c31\u5206\u6790\u8bbe\u5907\uff0c\u5982\u7535\u611f\u8026\u5408\u7b49\u79bb\u5b50\u4f53\u539f\u5b50\u53d1\u5c04\u5149\u8c31\u4eea(ICP-AES)\uff0c\u8be5\u8bbe\u5907\u80fd\u591f\u5feb\u901f\u3001\u51c6\u786e\u5730\u6d4b\u5b9a\u6750\u6599\u4e2d\u591a\u79cd\u5143\u7d20\u7684\u542b\u91cf\uff0c\u68c0\u6d4b\u7cbe\u5ea6\u53ef\u8fbe\u5230ppm\u7ea7\u522b\uff0c\u76f8\u6bd4\u4f20\u7edf\u7684\u5316\u5b66\u5206\u6790\u65b9\u6cd5\uff0c\u4e0d\u4ec5\u7f29\u77ed\u4e86\u68c0\u6d4b\u5468\u671f\uff0c\u8fd8\u63d0\u9ad8\u4e86\u68c0\u6d4b\u7ed3\u679c\u7684\u51c6\u786e\u6027\u3002\u5728\u529b\u5b66\u6027\u80fd\u6d4b\u8bd5\u65b9\u9762\uff0c\u4e00\u4e9b\u673a\u6784\u91c7\u7528\u4e86\u6750\u6599\u8bd5\u9a8c\u673a\u7ed3\u5408\u8ba1\u7b97\u673a\u63a7\u5236\u6280\u672f\uff0c\u80fd\u591f\u5b9e\u73b0\u5bf9\u6750\u6599\u62c9\u4f38\u8fc7\u7a0b\u7684\u5b9e\u65f6\u76d1\u6d4b\u4e0e\uff0c\u81ea\u52a8\u751f\u6210\u6d4b\u8bd5\u62a5\u544a\uff0c\u51cf\u5c11\u4e86\u4eba\u4e3a\u64cd\u4f5c\u5e26\u6765\u7684\u8bef\u5dee\u3002
\n\u6b64\u5916\uff0c\u9488\u5bf9ASTM446\u6750\u6599\u7684\u9ad8\u6e29\u6027\u80fd\u68c0\u6d4b\uff0c\u90e8\u5206\u673a\u6784\u642d\u5efa\u4e86\u4e13\u95e8\u7684\u9ad8\u6e29\u8bd5\u9a8c\u7cfb\u7edf\uff0c\u53ef\u6a21\u62df\u6750\u6599\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u7684\u9ad8\u6e29\u73af\u5883\uff0c\u6d4b\u8bd5\u6750\u6599\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u529b\u5b66\u6027\u80fd\u4e0e\u8010\u8150\u8680\u6027\uff0c\u4e3a\u6750\u6599\u7684\u5e94\u7528\u63d0\u4f9b\u66f4\u7684\u6027\u80fd\u6570\u636e\u3002\u4e0a\u6d77\u6b27\u8428\u5361\u91d1\u5c5e\u6750\u6599\u96c6\u56e2\u6709\u9650\u516c\u53f8\u5728\u4e0e\u68c0\u6d4b\u673a\u6784\u5408\u4f5c\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4e5f\u4f1a\u4f18\u5148\u9009\u62e9\u5177\u5907\u6b64\u7c7b\u6280\u672f\u521b\u65b0\u80fd\u529b\u7684\u673a\u6784\uff0c\u4ee5\u786e\u4fdd\u81ea\u8eab\u6240\u4f9b\u5e94\u6750\u6599\u7684\u68c0\u6d4b\u7ed3\u679c\u66f4\u5177\u6743\u5a01\u6027\u4e0e\u53ef\u9760\u6027\u3002<\/p>\n
![](\"https:\/\/g4-img-all.oss-cn-beijing.aliyuncs.com\/video\/50122813\/8ea451b2a63bfb5e10c2a89d2fd60bb6.jpg\")
<\/p>\n
\u3000\u3000\u9009\u62e9\u9760\u8c31\u7684ASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u7684\u540c\u65f6\uff0c\u5408\u4f5c\u5546\u5bb6\u7684\u4f9b\u5e94\u94fe\u5339\u914d\u6027\u4e5f\u4e0d\u5bb9\u5ffd\u89c6\uff0c\u8fd9\u76f4\u63a5\u5f71\u54cd\u5230\u6750\u6599\u7684\u4f9b\u5e94\u7a33\u5b9a\u6027\u4e0e\u8d28\u91cf\u4e00\u81f4\u6027\u3002
\n\u9760\u8c31\u7684\u5408\u4f5c\u5546\u5bb6\u5e94\u5177\u5907\u5b8c\u5584\u7684\u4f9b\u5e94\u94fe\u4f53\u7cfb\uff0c\u80fd\u591f\u4e0eASTM446\u68c0\u6d4b\u6e90\u5934\u673a\u6784\u5f62\u6210\u6709\u6548\u7684\u8054\u52a8\u3002\u4f8b\u5982\uff0c\u5546\u5bb6\u5728\u91c7\u8d2dASTM446\u6750\u6599\u65f6\uff0c\u53ef\u8981\u6c42\u68c0\u6d4b\u673a\u6784\u63d0\u524d\u4ecb\u5165\uff0c\u5bf9\u6750\u6599\u7684\u751f\u4ea7\u8fc7\u7a0b\u8fdb\u884c\u5168\u7a0b\u76d1\u63a7\uff0c\u4ece\u539f\u6750\u6599\u7684\u7194\u70bc\u3001\u8f67\u5236\u5230\u6210\u54c1\u7684\u52a0\u5de5\uff0c\u6bcf\u4e2a\u73af\u8282\u90fd\u8fdb\u884c\u76f8\u5e94\u7684\u68c0\u6d4b\uff0c\u786e\u4fdd\u6750\u6599\u7684\u8d28\u91cf\u7b26\u5408\u6807\u51c6\u8981\u6c42\u3002\u5728\u6750\u6599\u7684\u4ed3\u50a8\u73af\u8282\uff0c\u5408\u4f5c\u5546\u5bb6\u9700\u5177\u5907\u7684\u4ed3\u50a8\u8bbe\u65bd\uff0c\u80fd\u591f\u5bf9ASTM446\u6750\u6599\u8fdb\u884c\u59a5\u5584\u4fdd\u7ba1\uff0c\u907f\u514d\u6750\u6599\u56e0\u73af\u5883\u56e0\u7d20\u53d1\u751f\u8150\u8680\u3001\u53d8\u5f62\u7b49\u95ee\u9898\uff0c\u540c\u65f6\uff0c\u4ed3\u50a8\u7ba1\u7406\u7cfb\u7edf\u5e94\u80fd\u591f\u5b9e\u73b0\u5bf9\u6750\u6599\u7684\u6279\u6b21\u8ffd\u6eaf\uff0c\u4fbf\u4e8e\u68c0\u6d4b\u673a\u6784\u5728\u9700\u8981\u65f6\u8fdb\u884c\u590d\u68c0\u3002
\n\u4e0a\u6d77\u6b27\u8428\u5361\u91d1\u5c5e\u6750\u6599\u96c6\u56e2\u6709\u9650\u516c\u53f8\u62e5\u6709\u4e0a\u6d77\u5e93\u3001\u65e0\u9521\u5e93\u3001\u6d77\u5916\u5e93\u3001\u4fdd\u7a0e\u5e93\u7b49\u591a\u4e2a\u4ed3\u50a8\u8282\u70b9\uff0c\u5728\u5b58\u50a8ASTM446\u6750\u6599\u65f6\uff0c\u4f1a\u6309\u7167\u6750\u6599\u7684\u7279\u6027\u8fdb\u884c\u5206\u7c7b\u5b58\u653e\uff0c\u5e76\u5b9a\u671f\u5bf9\u6750\u6599\u8fdb\u884c\u8d28\u91cf\u68c0\u6d4b\uff0c\u786e\u4fdd\u6750\u6599\u5728\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u6027\u80fd\u7a33\u5b9a\u3002\u6b64\u5916\uff0c\u8be5\u5546\u5bb6\u4e0e\u591a\u5bb6\u56fd\u5185\u5916\u77e5\u540d\u94a2\u5382\u4fdd\u6301\u957f\u671f\u5408\u4f5c\uff0c\u80fd\u591f\u4ece\u6e90\u5934\u628a\u63a7ASTM446\u6750\u6599\u7684\u8d28\u91cf\uff0c\u4e3a\u68c0\u6d4b\u5de5\u4f5c\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u57fa\u7840\u3002<\/p>\n
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