Microstructure evolution and constitutive equations for the high-temperature deformation of 5Cr21Mn9Ni4N heat-resistant steel

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• 作者：Hongchao Ji^a ; Jinping Liu^a ; ^{liujp@ustb.edu.cn} ; Baoyu Wang^a ; Xuefeng Tang^a ; Jianguo Lin^a ; ^b ; Yuanming Huo^a
• 关键词：5Cr21Mn9Ni4N ; Microstructural evolution ; Hot deformation ; Constitutive model ; Genetic algorithm ; Compression test
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：5 February 2017
• 年：2017
• 卷：693
• 期：Complete
• 页码：674-687
• 全文大小：4387 K
• 卷排序：693

文摘

The hot deformation behavior of 5Cr21Mn9Ni4N was studied. The microstructure observation was conducted under different deformation condition. Constitutive equation was established to predict deformation behaviors. Dislocation density and grain size were observed.