{"id":131673,"date":"2018-03-26T14:00:07","date_gmt":"2018-03-26T06:00:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=131673"},"modified":"2018-03-26T02:09:07","modified_gmt":"2018-03-25T18:09:07","slug":"mater-sci-eng-a-%e9%80%9a%e8%bf%87%e5%bc%ba%e5%8c%96%e5%a4%9a%e7%a7%8d%e7%bc%ba%e9%99%b7%e6%8f%90%e9%ab%98%e4%b8%ad%e9%94%b0%e9%92%a2%e7%9a%84%e5%b1%88%e6%9c%8d%e5%bc%ba%e5%ba%a6","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=131673","title":{"rendered":"Mater. Sci. Eng. A: \u901a\u8fc7\u5f3a\u5316\u591a\u79cd\u7f3a\u9677\u63d0\u9ad8\u4e2d\u9530\u94a2\u7684\u5c48\u670d\u5f3a\u5ea6"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u5728\u4fdd\u8bc1\u4e58\u5ba2\u5b89\u5168\u7684\u524d\u63d0\u4e0b\uff0c\u62e5\u6709\u9ad8\u5f3a\u5ea6\u548c\u9ad8\u5ef6\u5c55\u6027\u7684\u9ad8\u6027\u80fd\u94a2\u6750\u5728\u5728\u5de5\u4e1a\u4e0a\u6c7d\u8f66\u51cf\u91cd\u65b9\u9762\u662f\u4ee4\u4eba\u5411\u5f80\u7684\u3002\u5728\u8ffd\u6c42\u9ad8\u6027\u80fd\u94a2\u6750\u7684\u540c\u65f6\uff0c\u63a8\u52a8\u4e86Mn\u542b\u91cf\u57283~12wt%\u8303\u56f4\u5185\u7684\u4e2d\u9530\u94a2\u7684\u53d1\u5c55\u3002\u901a\u8fc7\u6dec\u706b\u548c\u5206\u914d(Q&P)\u5de5\u827a\u6216\u7ed3\u5408\u4e34\u754c\u95f4\u9000\u706b\u548cQ&P\u4e24\u8005\u5de5\u827a\u9009\u62e9\u786c\u8d28\u9a6c\u6c0f\u4f53\u57fa\u4f53\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4e2d\u9530\u94a2\u7684\u5c48\u670d\u5f3a\u5ea6\u3002\u7136\u800c\uff0c\u901a\u8fc7\u7b80\u5355\u7684\u6dec\u706b\u5f88\u96be\u5728\u5177\u6709\u8f83\u9ad8\u5408\u91d1\u5143\u7d20\u7684\u4e2d\u9530\u94a2\u4e2d\u83b7\u5f97\u9a6c\u6c0f\u4f53\u7ec4\u7ec7\u3002\u56e0\u6b64\uff0c\u6709\u53ef\u80fd\u901a\u8fc7\u7ed3\u5408\u591a\u4e2a\u5f3a\u5316\u7f3a\u9677\u800c\u4e0d\u501f\u52a9\u9ad8\u5f3a\u5ea6\u9a6c\u6c0f\u4f53\u6765\u63d0\u9ad8\u4e2d\u9530\u94a2\u7684\u5c48\u670d\u5f3a\u5ea6\u3002\u672c\u6587\u901a\u8fc7\u7ed3\u5408\u591a\u79cd\u5f3a\u5316\u7f3a\u9677\uff08\u56fa\u6eb6\u3001\u4f4d\u9519\u3001\u6c89\u6dc0\u7269\u548c\u7eb3\u7c73\u5b6a\u6676\uff09\u7684\u65b9\u6cd5\u6765\u63d0\u9ad8Fe-10Mn-0.47C-2Al-0.7V\uff08\u91cd\u91cf%\uff09\u7684\u4e2d\u9530\u94a2\u7684\u5c48\u670d\u5f3a\u5ea6\u3002\u5c3d\u7ba1\u8fd9\u79cd\u4e2d\u9530\u94a2\u5177\u6709\u5d4c\u5165\u5965\u6c0f\u4f53\u57fa\u4f53\u4e2d\u7684\u94c1\u7d20\u4f53\u7684\u53cc\u76f8\u7ec4\u7ec7\uff0c\u4f46\u6bcf\u4e2a\u5f3a\u5316\u7f3a\u9677\u7684\u96c6\u4f53\u8d21\u732e\u53ef\u4f7f\u5c48\u670d\u5f3a\u5ea6\u8d85\u8fc71GPa\u3002 \u6b64\u5916\uff0cTRIP\u6548\u5e94\u548cTWIP\u6548\u5e94\u663e\u8457\u6539\u5584\u4e86\u5f53\u524d\u4e2d\u9530\u94a2\u7684\u5ef6\u5c55\u6027\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u9999\u6e2f\u5927\u5b66\u9ec4\u660e\u6b23\u6559\u6388<\/strong>\u548c\u56fd\u7acb\u53f0\u6e7e\u5927\u5b66\u989c\u9e3f\u5a01\u52a9\u7406\u6559\u6388<\/strong>\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>\uff09\u7b49\u56e2\u961f\u5728Materials Science and Engineering\uff1aA<\/strong>\u4e0a\u53d1\u8868\u9898\u4e3a \u201cIncreasing yield strength of medium Mn steel by engineering multiple strengthening defects<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u6587\u7ae0\u4e2d\u63d0\u51fa\u4e86\u4e00\u79cd\u7ed3\u5408\u5f3a\u5316\u591a\u79cd\u7f3a\u9677\u6765\u63d0\u9ad8\u4e2d\u9530\u94a2\u5c48\u670d\u5f3a\u5ea6\u7684\u65b9\u6cd5\u3002\u76ee\u524d\u94a2\u5c48\u670d\u5f3a\u5ea6\u80fd\u9ad8\u8fbe1350MPa\uff0c\u901a\u8fc7TRIP\u548cTWIP\u6548\u5e94\uff0c\u8be5\u4e2d\u9530\u94a2\u62e5\u670915%\u7684\u5747\u5300\u4f38\u957f\u7387\uff0c\u662f\u7528\u4e8e\u6210\u578b\u6c7d\u8f66\u96f6\u90e8\u4ef6\u7684\u4f18\u5f02\u94a2\u6750\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe1. \u4e2d\u9530\u94a2\u7684\u70ed\u673a\u68b0\u52a0\u5de5\u8def\u7ebf\u7684\u793a\u610f\u56fe<\/strong><\/p>\n

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\u56fe2. \u4e2d\u9530\u94a2\u7684\u5fae\u89c2\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a.<\/strong> \u4e2d\u9530\u94a2\u8bd5\u6837\u7684\u5f62\u8c8c\u3002\u56fe\u4e2dTD\uff1a\u6a2a\u5411; RD\uff1a\u8f67\u5236\u65b9\u5411\u3002 \u767d\u8272\u77e9\u5f62\u6807\u8bb0\u8be5\u533a\u57df\u7528\u4e8eEBSD\u6d4b\u91cf\u3002<\/p>\n

b.<\/strong> \u4e2d\u9530\u94a2\u8bd5\u6837\u7684EBSD\u56fe\u3002 \u5965\u6c0f\u4f53\u5448\u9ec4\u8272\uff0c\u94c1\u7d20\u4f53\u5448\u7ea2\u8272\u3002 \u865a\u7ebf\u5706\u5708\u8868\u793a\u5c0f\u5965\u6c0f\u4f53\u548c\u5c0f\u94c1\u7d20\u4f53\u6676\u7c92\u7684\u504f\u6790\u3002<\/p>\n

c.<\/strong> \u4e2d\u9530\u94a2\u8bd5\u6837\u7684\u76f8\u5e94\u53d6\u5411\u56fe\u3002 \u865a\u7ebf\u5706\u5708\u8868\u793a\u5927\u5965\u6c0f\u4f53\u6676\u7c92\u5185\u90e8\u7684\u94c1\u7d20\u4f53\u6676\u7c92\u3002<\/p>\n

d.<\/strong> c\u56fe\u4e2d\u767d\u5708\u5904\u7684\u5f62\u8c8c\u3002<\/p>\n

e.<\/strong> \u5728\u62c9\u4f38\u6d4b\u8bd5\u4e4b\u524d\u7684\u4e2d\u9530\u94a2\u7684XRD\u5206\u5e03\u3002<\/p>\n

\u56fe3. \u4e2d\u9530\u94a2\u5185\u90e8\u7ec4\u7ec7\u900f\u5c04\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

a.<\/strong> \u4e2d\u9530\u94a2\u7684\u900f\u5c04\u7535\u955c\u56fe<\/p>\n

b.<\/strong> \u63a5\u8fd1\u5927\u5965\u6c0f\u4f53\u6676\u754c\u7684\u5c0f\u94c1\u7d20\u4f53\u548c\u5c0f\u5965\u6c0f\u4f53\u6676\u7c92\u7684\u653e\u5927\u56fe\u3002<\/p>\n

c.<\/strong> \u56fe\u4e2d\u663e\u793a\u94c1\u7d20\u4f53\u5728\u5965\u6c0f\u4f53\u6676\u7c92\u5185\u90e8\u5206\u5e03\u7684\u660e\u573a\u50cf\u3002<\/p>\n

d.<\/strong> \u663e\u793a\u6676\u5185\u94c1\u7d20\u4f53\u5468\u56f4\u5bc6\u96c6\u4f4d\u9519\u7684\u660e\u573a\u50cf\u3002<\/p>\n

\u56fe4. \u5bf9\u4e2d\u9530\u94a2\u8fdb\u884c\u7ebf\u626b\u63cf<\/strong><\/p>\n

\"\"<\/p>\n

a.<\/strong> \u5728\u5c0f\u94c1\u7d20\u4f53\u548c\u5c0f\u5965\u6c0f\u4f53\u6676\u7c92\u4e0a\u8fdb\u884c\u7ebf\u626b\u63cf\u3002<\/p>\n

b.<\/strong> \u5728\u6676\u5185\u94c1\u7d20\u4f53\u548c\u5927\u5965\u6c0f\u4f53\u6676\u7c92\u4e0a\u7684\u7ebf\u626b\u63cf\u3002<\/p>\n

\u63d2\u56fe\u4e2d\u9ec4\u7ebf\u8868\u793a\u7ebf\u626b\u63cf\u7684\u4f4d\u7f6e\u3002<\/p>\n

\u56fe5. \u900f\u5c04\u7535\u955c\u89c2\u5bdf\u4e2d\u9530\u94a2\u4e2d\u5404\u7c7b\u7f3a\u9677<\/strong><\/p>\n

\"\"<\/p>\n

a.<\/strong> \u5728\u5965\u6c0f\u4f53\u6676\u7c92\u4e2d\u5f62\u6210\u673a\u68b0\u5b6a\u6676\u3002 \u865a\u7ebf\u5706\u5708\u8868\u793a\u9009\u5b9a\u533a\u57df\u8fdb\u884c\u884d\u5c04\u82b1\u6837\u5206\u6790\u3002<\/p>\n

b.<\/strong> a\u56fe\u4e2d\u865a\u7ebf\u77e9\u5f62\u7684\u653e\u5927\u89c6\u56fe\u3002<\/p>\n

c.<\/strong> \u663e\u793a\u5927\u5965\u6c0f\u4f53\u6676\u7c92\u4e2d\u9ad8\u4f4d\u9519\u5bc6\u5ea6\u7684\u660e\u573a\u50cf\u3002<\/p>\n

d.<\/strong> \u663e\u793aV-\u78b3\u5316\u7269\u6790\u51fa\u7269\u5728\u5927\u5965\u6c0f\u4f53\u6676\u7c92\u4e2d\u5206\u5e03\u7684STEM\u56fe\u3002\u53f3\u4e0b\u89d2\u5904\u663e\u793a\u767d\u8272\u77e9\u5f62V\u5143\u7d20\u7684EDS\u6620\u5c04\u3002<\/p>\n

e.<\/strong> \u5965\u6c0f\u4f53\u57fa\u4f53\u4e2dV-\u78b3\u5316\u7269\u6790\u51fa\u7269\u7684\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u56fe\u3002<\/p>\n

f.<\/strong> e\u4e2d\u7684\u767d\u8272\u77e9\u5f62\u533a\u57df\u7684\u76f8\u5e94\u7684FFT\u884d\u5c04\u56fe\u548c\u884d\u5c04\u6591\u70b9\u7684\u4fe1\u606f\u3002<\/p>\n

\u56fe6. \u4e2d\u9530\u94a2\u7684\u5de5\u7a0b\u5e94\u529b – \u5e94\u53d8\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

\u4e2d\u9530\u94a2\u7684\u5de5\u7a0b\u5e94\u529b – \u5e94\u53d8\u66f2\u7ebf\u3002 \u6839\u636e\u65ad\u88c2\u62c9\u4f38\u8bd5\u6837\u7684XRD\u6d4b\u91cf\u8ba1\u7b97\u4e0d\u540c\u5de5\u7a0b\u5e94\u53d8\u4e0b\u7684\u5965\u6c0f\u4f53\u4f53\u79ef\u5206\u6570\u3002<\/p>\n

\u56fe7. \u65ad\u88c2\u62c9\u4f38\u8bd5\u6837\u7684\u5fae\u89c2\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a.<\/strong> \u663e\u793a\u65ad\u88c2\u6837\u54c1\u4e2d\u673a\u68b0\u5b6a\u6676\u7684\u660e\u573a\u50cf\u3002<\/p>\n

b.<\/strong> \u663e\u793a\u65ad\u88c2\u6837\u54c1\u4e2d\u673a\u68b0\u5b6a\u6676\u7684\u6697\u573a\u50cf\u3002<\/p>\n

c.<\/strong> \u673a\u68b0\u5b6a\u6676\u548c\u5965\u6c0f\u4f53\u57fa\u4f53\u7684\u884d\u5c04\u82b1\u6837\u3002<\/p>\n

d.<\/strong> \u65ad\u88c2\u6837\u54c1\u4e2d\u025b\u9a6c\u6c0f\u4f53\u5c42\u03b5-M\u548c\u53cc\u5c42\u677f\u7684\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u56fe\u3002<\/p>\n

e.<\/strong> d\u4e2d\u865a\u7ebf\u77e9\u5f62\u533a\u57df\u7684FFT\u56fe\u50cf\u548c\u03b5-\u9a6c\u6c0f\u4f53\u884d\u5c04\u6591\u70b9\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n

f.<\/strong> \u025b\u9a6c\u6c0f\u4f53\u548c\u5965\u6c0f\u4f53\u57fa\u4f53\u884d\u5c04\u6591\u70b9\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u6587\u7ae0\u4ecb\u7ecd\u4e86\u4e00\u79cd\u7ec4\u5408\u591a\u4e2a\u51b6\u91d1\u5f3a\u5316\u7f3a\u9677\u6765\u63d0\u9ad8\u4e2d\u9530\u94a2\u5c48\u670d\u5f3a\u5ea6\u7684\u65b9\u6cd5\uff0c\u5176\u4e2d\u5f15\u5165\u4f7f\u7528\u4f20\u7edf\u7684\u8f67\u5236\u548c\u9000\u706b\u5de5\u827a\uff0c\u4f7f\u5f97\u4e2d\u9530\u94a2\u5177\u67091350MPa\u7684\u8d85\u9ad8\u5c48\u670d\u5f3a\u5ea6\uff0c\u6b64\u5916\uff0c\u8fd8\u5177\u6709\u826f\u597d\u7684\u5ef6\u6027\uff0c\u5747\u5300\u4f38\u957f\u7387\u4e3a15%\u3002\u6587\u7ae0\u6307\u51fa\u8be5\u4e2d\u7b49\u9530\u94a2\u662f\u8bbe\u8ba1\u6c7d\u8f66\u96f6\u90e8\u4ef6\u7684\u7406\u60f3\u6750\u6599\uff0c\u5176\u5c48\u670d\u5f3a\u5ea6\u5c06\u6210\u4e3a\u4e3b\u8981\u8bbe\u8ba1\u6807\u51c6\u3002\u8fd9\u5bf9\u4f18\u8d28\u94a2\u94c1\u51fa\u4ea7\u53ca\u6c7d\u8f66\u884c\u4e1a\u5177\u6709\u91cd\u5927\u610f\u4e49\u3002<\/p>\n

\u3010\u6587\u732e\u4fe1\u606f\u3011<\/strong><\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aIncreasing yield strength of medium Mn steel by engineering multiple strengthening defects<\/a><\/strong>(Mater. Sci. Eng. A, 2018, DOI: 10.1016\/j.msea.2018.03.065)<\/p>\n

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