{"id":94077,"date":"2017-08-03T06:30:43","date_gmt":"2017-08-02T22:30:43","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=94077"},"modified":"2017-08-01T21:55:11","modified_gmt":"2017-08-01T13:55:11","slug":"acta-mater-%ef%bc%9a%e5%a2%9e%e6%9d%90%e5%88%b6%e9%80%a0316l%e4%b8%8d%e9%94%88%e9%92%a2%e7%bb%93%e6%9e%84%e6%80%a7%e8%83%bd-%e5%9b%ba%e6%9c%89%e7%89%b9%e6%80%a7%e4%b8%8e%e5%b1%82%e8%a3%82%e5%93%8d","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=94077","title":{"rendered":"Acta Mater.\uff1a\u589e\u6750\u5236\u9020316L\u4e0d\u9508\u94a2\u7ed3\u6784\/\u6027\u80fd-\u56fa\u6709\u7279\u6027\u4e0e\u5c42\u88c2\u54cd\u5e94"},"content":{"rendered":"

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

316L\u4e0d\u9508\u94a2\uff08\u7b80\u79f0316L SS\uff09\u56e0\u5176\u4f18\u5f02\u7684\u5f3a\u5ea6\u548c\u8010\u8150\u8680\u6027\u800c\u5728\u6d77\u6d0b\uff0c\u80fd\u6e90\uff0c\u822a\u7a7a\u822a\u5929\u548c\u533b\u7597\u9886\u57df\u4e2d\u5e7f\u6cdb\u4f7f\u7528\u3002\u76ee\u524d\u7814\u7a76\u91cd\u70b9\u662f\u8fd9\u79cd\u7279\u5b9a\u5408\u91d1\u7684\u56fa\u6709\u7279\u6027\u3002\u8fd9\u4e9b\u7814\u7a76\u5df2\u7ecf\u52aa\u529b\u91cf\u5316\u7f3a\u9677\u4e4b\u95f4\u7684\u8054\u7cfb\uff0c\u4f8b\u5982\u5b54\u9699\u5ea6\uff0c\u6b20\u7c89\u672b\u7194\u5316\u548c\u8868\u9762\u7f3a\u9677\u3002\u867d\u7136\u56fa\u6709\u5c5e\u6027\u5728\u5408\u683c\u7684\u589e\u6750\u5236\u9020\uff08AM\uff09\u4ea7\u54c1\u4e2d\u662f\u91cd\u8981\u7684\uff0c\u4f46\u662f\u5c06AM\u90e8\u4ef6\u4e0e\u4f7f\u7528\u4f20\u7edf\u91d1\u5c5e\u5236\u9020\u65b9\u6cd5\u5236\u9020\u7684\u90e8\u4ef6\u8fdb\u884c\u6bd4\u8f83\u5c24\u4e3a\u91cd\u8981\uff0c\u7279\u522b\u662f\u5728AM\u671f\u95f4\u4ea7\u751f\u7684\u72ec\u7279\u663e\u5fae\u7ed3\u6784\u4ea7\u751f\u7684\u635f\u574f\u673a\u5236\u3002\u9ad8\u5468\u75b2\u52b3\u9886\u57df\u5b58\u5728\u8bb8\u591a\u7814\u7a76\uff0c\u8fd9\u4e9b\u7814\u7a76\u5f00\u59cb\u4f7fAM\u663e\u5fae\u7ed3\u6784\u4e0e\u635f\u4f24\u6f14\u5316\u4e0e\u7834\u574f\u4e4b\u95f4\u5f62\u6210\u8054\u7cfb\uff0c\u4f46\u8fc4\u4eca\u5c1a\u672a\u63a2\u7d22\u5230316\u4e0d\u9508\u94a2\u7cfb\u5217\u7684\u52a8\u6001\u635f\u4f24\u6f14\u5316\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u7f8e\u56fd\u6d1b\u65af\u00b7\u963f\u62c9\u83ab\u65af\u56fd\u5bb6\u5b9e\u9a8c\u5ba4G.T. Gray III\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u5728Acta Mater.<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cStructure \/ Property (Constitutive and Spallation Response) of Additively Manufactured 316L Stainless Steel<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u672c\u6587\u8be6\u7ec6\u91cf\u5316\u4e86\u4ee5\u91d1\u5c5e\u589e\u6750\u5236\u9020\u65b9\u6cd5\u5236\u5907\u7684\u6750\u6599\u7684\u56fa\u6709\uff08\u5f3a\u5ea6\u548c\u635f\u4f24\uff09\u7279\u6027\u4ee5\u53ca\u5c42\u88c2\u54cd\u5e94\u3002\u672c\u7814\u7a76\u6d89\u53ca\u5236\u9020\u3001\u5fae\u89c2\u7ed3\u6784\u8868\u5f81\u3001\u51c6\u9759\u6001\u548c\u52a8\u6001\u538b\u7f29\u8bd5\u9a8c\uff0c\u4ee5\u53ca\u901a\u8fc7\u6fc0\u5149\u8fd1\u578b\u5236\u9020\uff08LENS\uff09\u65b9\u6cd5\u5236\u5907\u7684316L\u5965\u6c0f\u4f53\u4e0d\u9508\u94a2\u5706\u67f1\u4f53\u7684\u51b2\u51fb\u8bf1\u53d1\u5c42\u88c2\u8bd5\u9a8c\u3002\u7814\u7a76\u7ed3\u679c\u8868\u660e\uff0cAM316L SS\u548c\u518d\u7ed3\u6676AM 316L SS\u7684\u5c42\u88c2\u5f3a\u5ea6\u968f\u7740\u5cf0\u503c\u51b2\u51fb\u5e94\u529b\u7684\u589e\u52a0\u800c\u964d\u4f4e\uff0c\u800c\u9000\u706b316L SS\u5c42\u88c2\u5f3a\u5ea6\u57fa\u672c\u4fdd\u6301\u4e0d\u53d8\u3002\u635f\u4f24\u6f14\u5316\u5728\u4e09\u4e2a316L SS\u663e\u5fae\u7ed3\u6784\u4e2d\u663e\u7740\u53d8\u5316\uff0c\u800c\u8d1f\u8f7d\u52306.5GPa\u7684\u5cf0\u503c\u51b2\u51fb\u5e94\u529b\u7684\u4e09\u4e2a\u6837\u54c1\u4ec5\u663e\u793a\u51fa\u301c12\uff05\u7684\u5265\u843d\u5f3a\u5ea6\u5dee\u5f02\u3002<\/p>\n

\u3010\u56fe\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n

\u8868\u4e00 316\u4e0d\u9508\u94a2\u5316\u5b66\u7ec4\u6210<\/strong><\/p>\n\n\n\n\n\n
Wt.%<\/td>\nC<\/td>\nCr<\/td>\nCu<\/td>\nMn<\/td>\nN<\/td>\nNi<\/td>\nP<\/td>\nS<\/td>\nSi<\/td>\nMo<\/td>\n<\/tr>\n
Wrought<\/td>\n0.022<\/td>\n16.16<\/td>\n0.39<\/td>\n1.70<\/td>\n0.063<\/td>\n10.03<\/td>\n0.029<\/td>\n0.0004<\/td>\n0.40<\/td>\n2.08<\/td>\n<\/tr>\n
Powder<\/td>\n0.02<\/td>\n20.7<\/td>\n0.19<\/td>\n1.32<\/td>\n0.09<\/td>\n11.4<\/td>\n0.02<\/td>\n0.01<\/td>\n0.50<\/td>\n2,45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u56fe\u4e00 \u5f0f\u6837\u5149\u5b66\u663e\u5fae\u56fe\u50cf\u4ee5\u53caEBSD\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u9876\u90e8\uff1a\u9000\u706b\u953b\u9020316 SS\uff1b\u4e2d\u95f4\uff1aAM 316L SS\uff1b\u5e95\u90e8\uff1aAM 316 SS \u518d\u7ed3\u6676\u70ed\u5904\u7406\uff0c1060\u2103\uff0c1\u5c0f\u65f6\u3002<\/p>\n

\u56fe\u4e8c \u5c42\u88c2\u4ee5\u53ca\u635f\u4f24\u5b9e\u9a8c\u88c5\u7f6e\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u953b\u9020316L SS\u51b2\u51fb\u5668\u572880mm\u6c14\u67aa\u4e2d\u52a0\u901f\u5e76\u649e\u51fb\u76ee\u6807\u4ee5\u4ea7\u751f\u7814\u7a76\u7684\u4e24\u4e2a\u5cf0\u503c\u51b2\u51fb\u5e94\u529b\u3002\u5b9a\u4f4dPDV\u63a2\u9488\u7528\u4ee5\u89c2\u5bdf\u6bcf\u4e2a\u6837\u54c1\u7684\u4e2d\u5fc3\uff0c\u4ee5\u53ca\u5c42\u88c2\u5b9e\u9a8c\u4e2d\u63d0\u4f9b\u81ea\u7531\u8868\u9762\u6d4b\u901f\u6570\u636e\u3002<\/p>\n

\u56fe\u4e09 \u771f\u5e94\u529b-\u771f\u5e94\u53d8\u54cd\u5e94\uff08Hopkinson\u538b\u6746\u5b9e\u9a8c\uff09<\/strong><\/p>\n

\"\"<\/p>\n

(a<\/strong>) \u51c6\u9759\u6001\uff1b<\/p>\n

(b<\/strong>) \u52a8\u6001\u3002<\/p>\n

\u56fe\u56db 316AM\u663e\u5fae\u7ec4\u7ec7<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe\uff08\u5de6\uff09\u4e3a\u72ec\u7279\u7684\u6676\u7c92\u989c\u8272\u56fe\uff1b\u56fe\uff08\u53f3\uff09\u679d\u6676\u5149\u5b66\u663e\u5fae\u955c\u56fe\u50cf\u3002<\/p>\n

\u56fe\u4e94 PDV\u6ce2\u5f62\uff08\u7c92\u5b50\u901f\u5ea6-\u65f6\u95f4\u66f2\u7ebf\uff09<\/strong><\/p>\n

\"\"<\/p>\n

(a<\/strong>) 4.7GPa\uff1b<\/p>\n

(b<\/strong>) 6.5GPa\u3002<\/p>\n

\u8868\u4e8c \u7a7a\u9699\u76f4\u5f84\u3001\u7a7a\u9699\u6570\u4ee5\u53ca\u603b\u635f\u4f24<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
316 SS Material<\/td>\nPeak Stress(GPa)<\/td>\nNumber of Voids<\/td>\nAverage Size(\u03bcm)<\/td>\nVoid Average Fraction<\/td>\n<\/tr>\n
AM<\/td>\n4.72<\/td>\n53<\/td>\n11765<\/td>\n0.983<\/td>\n<\/tr>\n
AM Recyrstall<\/td>\n4.71<\/td>\n227<\/td>\n4053<\/td>\n1.569<\/td>\n<\/tr>\n
Wrought<\/td>\n4.65<\/td>\n262<\/td>\n3031<\/td>\n1.86<\/td>\n<\/tr>\n
AM<\/td>\n6.52<\/td>\nNA<\/td>\nNA<\/td>\nNA<\/td>\n<\/tr>\n
AM Recyratall<\/td>\n6.51<\/td>\nNA<\/td>\nNA<\/td>\nNA<\/td>\n<\/tr>\n
Wrought<\/td>\n6.44<\/td>\nNA<\/td>\nNA<\/td>\nNA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u56fe\u516d \u51b2\u51fb\u8bd5\u9a8c\u5b8f\u89c2\u5149\u5b66\u91d1\u76f8\u7ec4\u7ec7<\/strong><\/p>\n

\"\"<\/p>\n

(a<\/strong>) \u5cf0\u503c\u51b2\u51fb\u5e94\u529b\u8d1f\u8f7d4.7GPa\uff0c\u5f15\u53d1\u521d\u59cb\u635f\u4f24\uff1b<\/p>\n

(b<\/strong>) \u5cf0\u503c\u51b2\u51fb\u5e94\u529b\u8d1f\u8f7d6.5GPa\uff0cAM SS\u8bd5\u6837\u8fd1\u5b8c\u5168\u65ad\u88c2\u3002<\/p>\n

\u56fe\u4e03 \u635f\u4f24\u5149\u5b66\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a<\/strong>) \u9ad8\u500d\u7387\u635f\u4f24\u6f14\u5316\u5149\u5b66\u56fe\u50cf\uff1b<\/p>\n

(b<\/strong>) \u953b\u9020316L SS\u5ef6\u5c55\u65ad\u88c2\u4ee5\u53ca\u91cd\u7ed3\u6676316L AM+SS\u5c42\u88c2\u56fe\u50cf\u3002<\/p>\n

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

AM 316L SS\u7684\u56fa\u6709\u5c5e\u6027\u548c\u51b2\u51fb\u8bf1\u53d1\u5c42\u88c2\u54cd\u5e94\u4e0e\u9000\u706b\u953b\u9020316L SS\u548c\u518d\u7ed3\u6676AM 316L SS\u8fdb\u884c\u6bd4\u8f83\u3002\u6709\u5982\u4e0b\u7ed3\u8bba\uff1a<\/p>\n

1.AM 316L SS\u663e\u793a\u51fa\u4e0e\u9000\u706b\u953b\u9020316L SS\u76f8\u6bd4\uff0c\u5c48\u670d\u5f3a\u5ea6\u9ad8\u51fa60\uff05\uff0c\u660e\u663e\u7684\u5b8f\u89c2\u51dd\u56fa\u524d\u6cbf\u7ed3\u6784\uff0c\u4ee5\u53ca\u660e\u663e\u7684\u5316\u5b66\u504f\u6790\u3002\u5176\u5f3a\u5ea6\u589e\u52a0\u88ab\u8ba4\u4e3a\u662f\u7531\u4e8e\u5728AM\u5de5\u827a\u4e2d\u56fa\u5316\u671f\u95f4\u5f62\u6210\u7684\u7ec6\u5c0f\u679d\u6676\u3002\u5e76\u4e14\u7ed3\u6784\u6b8b\u4f59\u5e94\u529b\u4e0e\u5e94\u53d8\u7387\u8df3\u8dc3\u8bd5\u9a8c\u7ed3\u679c\u4e0d\u4e00\u81f4\u6709\u52a9\u4e8eAM 316L SS\u5f3a\u5316\u3002<\/p>\n

2.\u9000\u706b\u953b\u9020316L SS\u5728\u4e0d\u540c\u7684\u51b2\u51fb\u5e94\u529b\u5cf0\u503c\u5c42\u88c2\u5f3a\u5ea6\u4fdd\u6301\u4e0d\u53d8\uff0c\u4e0e\u5176\u76f8\u6bd4\uff0c4.7GPa\u65f6\uff0cAM 316L SS\u5c42\u88c2\u5f3a\u5ea6\u63d0\u9ad810%\uff0c\u52a0\u8f7d\u81f36.5 GPa\u65f6\uff0c\u5c42\u88c2\u5f3a\u5ea6\u964d\u4f4e10%\u3002<\/p>\n

3.\u4e0e\u518d\u7ed3\u6676AM 316L SS\u76f8\u6bd4\uff0c\u663e\u793a\u51fa\u7c7b\u4f3c\u7684\u51c6\u9759\u6001\u672c\u6784\u5e94\u529b\u5e94\u53d8\u884c\u4e3a\uff0c\u4f46\u5728\u521d\u59cb\u5c42\u88c2\u8f7d\u8377\u4e0b\u5b58\u5728\u635f\u4f24\u6f14\u5316\u5dee\u5f02\u3002<\/p>\n

4.AM 316L SS\u6cbf\u7740\u51dd\u56fa\u524d\u6cbf\u7684\u4f18\u5316\u635f\u4f24\u6f14\u53d8\u4e0e\u51b2\u51fb\u8f7d\u8377\u5782\u76f4\u4e8e\u6784\u9020\u65b9\u5411\u8868\u660e\uff0c\u672a\u6765\u7684\u52a8\u6001\u5c42\u88c2\u7814\u7a76\u5e94\u8be5\u63a2\u7a76AM\u6750\u6599\u7684\u52a8\u6001\u5c42\u88c2\u884c\u4e3a\u4e0e\u52a0\u8f7d\u65b9\u5411\u548c\u6784\u9020\u65b9\u5411\u7684\u5173\u7cfb\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aStructure \/ Property (Constitutive and Spallation Response) of Additively Manufactured 316L Stainless Steel<\/a><\/strong>(Acta Mater., July 22, 2017, DOI: 10.1016\/j.actamat.2017.07.045)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u91d1\u5c5e\u5b66\u672f\u7ec4liunian\u6295\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n

\u6750\u6599\u4eba\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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