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Influence of hot extrusion on microstructure and mechanical properties of AZ31 magnesium alloy WANG Ling(王 岭), TIAN Su-gui(田素贵), MENG Fan-lai(孟凡来), DU Hong-qiang(杜洪强) 1. College... the grain size and improve the mechanical properties of metal material. The influence of hot extrusion on microstructure and mechanical properties of AZ31 magnesium alloy was investigated. The results......
; 文献标志码:A Dynamic recrystallization behaviors of twin-roll cast AZ31 magnesium alloy during high temperature tensile deformation SHI Guo-dong1, QIAO Jun2, HE Min2, ZHANG... and Engineering, University of Science and Technology Liaoning, Anshan 114051, China) Abstract: Tensile tests were conducted for a twin-roll cast AZ31 alloy under constant temperatures (250-400 ℃) and constant......
and properties of TIG welded joints of AZ31 magnesium alloy PENG Jian1, 2, ZHU Xi1, TONG Xiao-shan1, PAN Fu-sheng1, 2 (1. College of Materials Science and Engineering, Chongqing University, Chongqing 400044, China; 2. Chongqing Academy of Science and Technology, Chongqing 401123, China) Abstract: GTAW (TIG) method was applied to the AZ31 magnesium alloy’s welding and the effects of new compound......
; 文献标识码: A Hot compression deformation behavior of AZ31 magnesium alloy at elevated temperature GUO Qiang, YAN Hong-ge, CHEN Zhen-hua, ZHANG Hui (School of Materials Science and Engineering, Hunan University, Changsha 410082, China) Abstract: Hot compression tests of AZ31 magnesium alloy were performed on Gleeble 1500 at strain rates ranged......
AZ31 Mg alloy plate blank TANG Ning1, WANG Ming-pu1, LOU Hua-fen1, 2, LI Zhou1, GUO Ming-xing1, LEI Qian1 (1. School of Materials Science and Engineering, Central South University, Changsha 410083, China; 2. CHINALCO Luoyang Copper Co. Ltd., Luoyang 471039, China) Abstract: AZ31 Mg alloy plate was fabricated successfully by twin-roll casting technology, and the phases in the plate were analyzed......
of AZ31 magnesium alloy after high and low temperature treatment ZHANG Xue-feng1, 2 , WU Guo-hua1, 2, DING Wen-jiang1, 2 (1. National Engineering Research Center of Light Alloy Net Forming, Shanghai... and fracture surfaces of AZ31 magnesium alloy at 20 ℃ was studied. The results indicate that there are no significant changes on the mechanical properties of AZ31 magnesium alloy after liquid nitrogen......
相场方法模拟AZ31镁合金的静态再结晶过程高英俊1,2,3,罗志荣1,胡项英3,黄创高3(1.广西壮族自治区南宁市广西大学物理科学与工程技术学院2.广西壮族自治区南宁市广西大学工程防灾与结构安全重点实验室3.辽宁省沈阳市科学院国际材料物理中心)摘 要:为了获得合金静态再结晶前的变形晶粒组织,应用网格畸变模型与相场模型结合,生成变形合金再结晶前的初始晶粒组织;针对合金不同变形区域的特征和体系储存能分布不均匀的特点,分别引入反映不同变形区域的储存能分布的权重因子和变形区域的特征状态因子,构造多状态的非均匀自由能密度函数.在此基础上,应用相场动力学方程模拟了AZ31镁合金的静态再结晶过程的微结构演化,系统地分析了再结晶转变动力学曲线和Avrami曲线,以及储存能释放规律和再结晶晶粒尺度分布.模拟得到的动力学规律......
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Microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion CHEN Yong-jun(陈勇军), WANG Qu-dong(王渠东), LIN Jin-bao(林金宝), ZHANG Lu-jun(张陆军), ZHAI Chun-quan(翟春泉... September 2006 Abstract: The microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion (HRE) were investigated. General extrusion with extrusion ratio of 7 and high......
Trans. Nonferrous Met. Soc. China 22(2012) 1329-1335 Deformation mechanism and softening effect of extruded AZ31 magnesium alloy sheet at moderate temperatures LIU Jun-wei1, CHEN Zhen-hua2, CHEN... 410082, China Received 4 July 2011; accepted 5 January 2012 Abstract: The flow stress behavior of extruded AZ31 magnesium alloy sheet was investigated by means of compression tests at temperatures between......