20#和Q235有什么区别呢？ 钢材牌号Q235和20＃钢有什么区别？
Q235\u8ddf20\u53f7\u94a2\u6709\u4ec0\u4e48\u533a\u522b\uff1f1\u3001\u8d28\u91cf\u4e0d\u540c
Q235\u662f\u666e\u901a\u78b3\u7d20\u7ed3\u6784\u94a2\uff0c\u666e\u901a\u78b3\u7d20\u7ed3\u6784\u94a2\uff0d\u666e\u677f\u662f\u4e00\u79cd\u94a2\u6750\u7684\u6750\u8d28\u3002
20\u53f7\u94a2\u662f\u4f18\u8d28\u78b3\u7d20\u94a2\uff0c\u8d28\u91cf\u8981\u7531\u4e8eQ235\u78b3\u7d20\u94a2\u3002
2\u3001\u542b\u78b3\u91cf\u4e0d\u540c
Q235\u8d85\u9971\u548c\u6e17\u78b3\u8868\u9762\u542b\u78b3\u91cf\u8d85\u8fc72.0%\uff0c\u8868\u9762\u6210\u5206\u63a5\u8fd1\u94bc\u7cfb\u9ad8\u901f\u94a2\u3002
20\u53f7\u94a2\u768420\u662f\u6307\u542b\u78b3\u91cf\u4e3a0.2%\uff0c\u5c5e\u4e8e\u4f4e\u78b3\u94a2\u3002
3\u3001\u6240\u542b\u5143\u7d20\u4e0d\u540c
Q235\u666e\u901a\u78b3\u7d20\u7ed3\u6784\u94a2\u542b\u6709\u786b\u3001\u78f7\u7b49\u6742\u8d28\u5143\u7d20\u3002
20\u53f7\u94a2\u4f18\u8d28\u78b3\u7d20\u94a2\u4e3b\u8981\u542b\u6709\u9530\u3001\u7845\u7b49\u60f0\u6027\u5143\u7d20\uff0c\u56e0\u6b64\u8f83\u4e3a\u7a33\u5b9a\u3002
\u6269\u5c55\u8d44\u6599
20\u53f7\u94a2\u8bb8\u7528\u5e94\u529b\uff1a
20\u53f7\u94a2\u5728225\u2103\u4e0b\u7684\u8bb8\u7528\u5e94\u529b\uff1a(16\uff0d36mm)111-124MPa\u4e4b\u95f4;(6-16mm)\u4e4b\u95f4117\uff0d131MPa
20\u53f7\u94a2\u5728100\u2103\u4e0b\u7684\u8bb8\u7528\u5e94\u529b\uff1a150\u2103\u65f6,20\u53f7\u94a2\u94a2\u7ba1\u7684\u8bb8\u7528\u5e94\u529b\u4e3a130 MPa,20\u53f7\u94a2\u953b\u4ef6\u7684\u8bb8\u7528\u5e94\u529b\u4e3a108MPa
Q235\u8131\u6c27\u65b9\u6cd5
\u53ef\u4ee5\u91c7\u7528F,b,z\u5206\u522b\u8868\u793a\u4e3a\u6cb8\u817e\u94a2\u3001\u534a\u9547\u9759\u94a2\u3001\u9547\u9759\u94a2\u3002A\u7ea7\u548cB\u7ea7\u94a2\u5404\u6709F\u3001b\u548cZ\u4e09\u79cd\u8131\u6c27\u65b9\u6cd5\uff0cC\u7ea7\u94a2\u53ea\u6709\u9547\u9759\u94a2\uff0cD\u7ea7\u94a2\u53ea\u6709\u7279\u6b8a\u9547\u9759\u94a2\u3002\u6cb8\u817e\u94a2\u662f\u8131\u6c27\u4e0d\u5b8c\u5168\u7684\u94a2\uff0c\u5851\u6027\u548c\u97e7\u6027\u8f83\u5dee\u3002
\u7528\u8fd9\u79cd\u6750\u6599\u5236\u6210\u7684\u710a\u63a5\u7ed3\u6784\uff0c\u53d7\u52a8\u529b\u8f7d\u8377\u4f5c\u7528\u65f6\u63a5\u5934\u5bb9\u6613\u51fa\u73b0\u88c2\u7f1d\u3002\u4e0d\u5b9c\u5728\u4f4e\u6e29\u4e0b\u5de5\u4f5c\uff0c\u6709\u65f6\u4f1a\u4ea7\u751f\u786c\u5316\u73b0\u8c61\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u9547\u9759\u94a2\u8d28\u4f18\u800c\u5300\uff0c\u5851\u6027\u548c\u97e7\u6027\u90fd\u597d\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\u2014Q235
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\u201420\u53f7\u94a2
Q235\u94a2\u5f3a\u5ea6\u9002\u4e2d\uff0c\u6709\u826f\u597d\u7684\u627f\u8f7d\u6027\uff0c\u8f83\u597d\u7684\u5851\u6027\u548c\u97e7\u6027\uff0c\u53ef\u710a\u6027\u548c\u52a0\u5de5\u6027\u4e5f\u597d\uff0c\u662f\u6700\u5e38\u7528\u94a2\u3002\u505a\u94a2\u7b4b\uff0c\u94a2\u677f\u7b49
20#\u5f3a\u5ea6\u6bd415\u53f7\u94a2\u7a0d\u9ad8\uff0c\u5f88\u5c11\u6dec\u706b\uff0c\u65e0\u56de\u706b\u8106\u6027\u3002\u51b7\u53d8\u5f62\u5851\u6027\u9ad8\u3001\u4e00\u822c\u4f9b\u5f2f\u66f2\u3001\u538b\u5ef6\u3001\u5f2f\u8fb9\u548c\u9524\u62f1\u7b49\u52a0\u5de5\uff0c\u7535\u5f27\u710a\u548c\u63a5\u89e6\u710a\u7684\u710a\u63a5\u6027\u80fd\u597d\uff0c\u6c14\u710a\u65f6\u539a\u5ea6\u5c0f\uff0c\u5916\u5f62\u8981\u6c42\u4e25\u683c\u6216\u5f62\u72b6\u590d\u6742\u7684\u5236\u4ef6\u4e0a\u6613\u53d1\u751f\u88c2\u7eb9\u3002\u5207\u524a\u52a0\u5de5\u6027\u51b7\u62d4\u6216\u6b63\u706b\u72b6\u6001\u8f83\u9000\u706b\u72b6\u6001\u597d\u3001\u4e00\u822c\u7528\u4e8e\u5236\u9020\u53d7\u529b\u4e0d\u5927\u800c\u97e7\u6027\u8981\u6c42\u9ad8\u7684
20号钢一般不做淬火处理，一般处理方法为渗碳或正火
纹路粗细
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