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\u3000\u3000\u4e0a\u6d77alloy20\u954d\u57fa\u5408\u91d1\u52a0\u5de5\u5382\u54ea\u5bb6\u597d?\u6210\u7acb\u591a\u5e74\u7684\u6b63\u89c4\u5382\u5bb6\u5b9e\u529b\u53c2\u8003\uff0c\u8fd9\u662f\u8bb8\u591a\u5316\u5de5\u3001\u6cb9\u6c14\u3001\u6e7f\u6cd5\u51b6\u91d1\u884c\u4e1a\u91c7\u8d2d\u4eba\u5458\u5173\u5fc3\u7684\u95ee\u9898\u3002alloy20\u4f5c\u4e3a\u5178\u578b\u7684\u954d\u94c1\u57fa\u8010\u8680\u5408\u91d1\uff0c\u5e02\u573a\u4f9b\u5e94\u5546\u4f17\u591a\uff0c\u4f46\u771f\u6b63\u5177\u5907\u73b0\u8d27\u50a8\u5907\u3001\u7cbe\u52a0\u5de5\u80fd\u529b\u548c\u5b8c\u6574\u54c1\u8d28\u7ba1\u63a7\u4f53\u7cfb\u7684\u5382\u5bb6\u5e76\u4e0d\u591a\u3002\u4e0b\u6587\u56f4\u7ed5\u4e09\u4e2a\u9ad8\u9891\u95ee\u9898\u9010\u4e00\u89e3\u7b54\uff0c\u5e76\u7ed3\u5408\u884c\u4e1a\u5b9e\u9645\u60c5\u51b5\u7ed9\u51fa\u9009\u578b\u53c2\u8003\u3002<\/p>\n

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<\/p>\n

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\u3000\u3000\u6309ASTM B462\/B473\u7b49\u6807\u51c6\uff0calloy20\u4e3b\u8981\u6210\u5206\u8303\u56f4\u4e3a\uff1a\u954d32.0%~38.0%\uff0c\u94ec19.0%~21.0%\uff0c\u94bc2.0%~3.0%\uff0c\u94dc3.0%~4.0%\uff0c\u94cc8\u500d\u78b3\u81f31.0%\uff0c\u78b3\u22640.07%\uff0c\u9530\u22642.0%\uff0c\u7845\u22641.0%\uff0c\u78f7\u22640.045%\uff0c\u786b\u22640.035%\uff0c\u4f59\u91cf\u4e3a\u94c1\u3002\u8fd9\u4e00\u6210\u5206\u914d\u6bd4\u4f7f\u5176\u572850%\u4ee5\u4e0b\u6d53\u5ea6\u786b\u9178\u53ca\u542b\u6c2f\u79bb\u5b50\u73af\u5883\u4e2d\u8868\u73b0\u7a33\u5b9a\u3002<\/p>\n

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\u3000\u3000Q3\uff1aalloy20\u76f8\u6bd4\u540c\u7c7b\u578b\u8010\u8680\u6750\u6599\u6709\u54ea\u4e9b\u4f18\u52bf\uff0c\u5982\u4f55\u6311\u9009\u9760\u8c31\u7684\u52a0\u5de5\u5382?<\/p>\n

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