| 烧结温度对316不锈钢粉末冶金烧结体组织和性能的影响 |
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| 引用本文： | 蔺绍江,熊惟皓,姚振华,瞿峻. 烧结温度对316不锈钢粉末冶金烧结体组织和性能的影响[J]. 机械工程材料, 2011, 0(1): 22-25 |
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| 作者姓名： | 蔺绍江 熊惟皓 姚振华 瞿峻 |
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| 作者单位： | 华中科技大学材料成型与模具技术国家重点实验室;黄石理工学院机电工程学院; |
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| 基金项目： | 国家“863”计划资助项目(2007AA03Z115); 湖北省重点学科“机械电子工程”资助项目 |
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| 摘 要： | 采用真空烧结法制备了316奥氏体不锈钢粉末冶金烧结体,研究了烧结温度对其显微组织和力学性能的影响,并对其拉伸断口形貌进行了分析.结果表明:随着烧结温度的提高,烧结体组织晶粒不断粗化,孔隙减少、尺寸降低;烧结体的相对密度、抗拉强度、屈服强度、伸长率等均提高,但当温度升到1 340℃以后提高并不明显,并有缓慢降低的趋势;最...
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| 关 键 词： | 粉末冶金 烧结温度 不锈钢 力学性能 |
Influence of Sintering Temperature on Microstructure and Properties of 316 Stainless Steel Powder Metallurgy Sintered Body |
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| LIN Shao-jiang,XIONG Wei-hao,YAO Zhen-hua,QU Jun. Influence of Sintering Temperature on Microstructure and Properties of 316 Stainless Steel Powder Metallurgy Sintered Body[J]. Materials For Mechanical Engineering, 2011, 0(1): 22-25 |
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| Authors: | LIN Shao-jiang XIONG Wei-hao YAO Zhen-hua QU Jun |
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| Affiliation: | LIN Shao-jiang1,2,XIONG Wei-hao1,YAO Zhen-hua1,QU Jun1(1.State Key Laboratory of Material Processing and Die & Mould Technology,Huazhong University of Science & Technology,Wuhan 430074,China,2.School of Mechanic and Electric Engineering,Huangshi Institute of Technology,Huangshi 435003,China) |
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| Abstract: | 316 austenitic stainless steel powder metallurgy sintered body was fabricated by vacuum sintering method,and the influence of sintering temperature on the microstructure and mechanical properties was studied.The tensile fracture surface morphology was analyzed.The results show that the grains coarsened gradually,pores reduced and size decreased,the relative density,tensile strength,yield strength and elongation of the sintered body increased obviously with the increase of sintering temperature,while increas... |
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| Keywords: | powder metallurgy sintering temperature stainless steel mechanical property |
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