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Research on Thermal Deep-drawing Technology of Magnesium Alloy (AZ31B) SheetsShihong ZHANG, Kun ZHANG, Zhongtang WANG, Chuanfu YU, Yi XU and Qiang WANGInstitute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, China摘 要:<正> Forming technology of Mg alloy (AZ31B) sheets can be investigated by thermal deep drawing experiments......
Preparation of AZ31 magnesium alloy strips using vertical twin-roll caster WANG Guang-shan(王广山), DI Hong-shuang(邸洪双), HUANG Feng(黄 峰) State Key Laboratory of Rolling and Automation, Northeastern University, Shenyang 110004, China Received 25 August 2009; accepted 2 February 2010 Abstract: A newly developed technology for manufacturing magnesium alloy strip, vertical twin-roll......
Critical damage value of AZ31B magnesium alloy with different temperatures and strain ratesJing-Ren Dong1,2,Ding-Fei Zhang1,2,Yu-Feng Dong1,2,Fu-Sheng Pan1,2,Sen-Sen Chai1,21. College of Materials Science and Engineering,Chongqing University2. National Engineering Research Center for Magnesium Alloys,Chongqing University摘 要:The uniaxial tensile tests......
simulation of rheo-cast AZ31B magnesium alloy ZHANG Shao-ming1, YANG Bi-cheng1, FAN Zhong-yun2,XU Jun1, SHI Li-kai1, CHEN Guo-liang3 (1. General Research Institute for Nonferrous Metals, Beijing...) Abstract: The billet of magnesium alloy AZ31B was prepared by the method of twin-screw rheo-casting and normal casting. The hot compression of these two kinds of samples at 250-400℃ was performed......
also bonded to the workpiece. 3.2 Micrograph of lined workpiece The microscopic photographs of cross-section for magnesium alloy AZ31B and hard powders, magnesium alloy AZ91D and hard powders... in Fig.9. The workpiece was magnesium alloy AZ31B. The equipment used for wear test imposes a load of 19.6 N on a 6 mm diameter wheel. The grinding time was about 10 s. The surface of the workpiece......
Twinning during hot compression of ZK30+0.3Yb magnesium alloy YE Cheng-wu(叶呈武), LIU Zhi-yi(刘志义),ZHANG Kun(张 坤), ZHENG Qing-chun(郑青春) (School of Materials Science and Engineering, Central South University, Changsha 410083, China) Abstract: The twinning process of ZK30+0.3Yb magnesium alloy was studied. The results show that twinning occurs at the initial stage of deformation......
Microstructure and tensile properties of AM50A magnesium alloy prepared by recrystallisation and partial melting process ZHAO Zu-de(赵祖德), CHEN Qiang(陈 强), HUANG Shu-hai(黄树海), KANG Feng... evolution of semi-solid AM50A magnesium alloy prepared by the recrystallisation and partial remelting (RAP) route was investigated. The effect of compressive ratio on microstructure of semi-solid AM50A......
and Their Applications. Weiheim: DGM, 2006: 877-882. [10] ESPARZA J A, DAVIS W C, TRILLO E A, MURR L E. Friction stir welding of magnesium alloy AZ31B[J]. Journal of Materials Science Letters, 2002...): 1859-1864 [13] WOO W, CHOO H, PRIME M B, FENG Z, Clausen B. Microstructure, texture and residual stress in a friction-stir-processed AZ31B magnesium alloy[J]. Acta Materialia, 2008, 56(8): 1701-1711......
生物医用AZ31B镁合金表面稀土转化膜的制备及其性能研究 张炳春1,杨柯1,熊党生2,龚明明1,颜廷亭1,谭丽丽1 (1.中国科学院金属研究所,辽宁,沈阳,110016;2.南京理工大学,江苏,南京,210094) 摘要:采用正交实验研究了以CeCl3为主盐的镁合金稀土转化膜处理工艺,在AZ31B镁合金表面制备出较为致密的稀土转化膜.结果表明,该工艺处理后的AZ31B镁合金在生理盐水及Hank''s溶液中,均具有良好的耐蚀性能;表面稀土转化膜具有良好的抗凝血性能.还讨论了转化膜的成膜机理. 关键词:AZ31B镁合金; CeCl3; 耐蚀性; 血液相容性; [全文内容正在添加中] ......
热处理对AZ31B镁合金轧板组织和性能的影响 田保红1,夏翠芹1,董企铭2,任凤章1,李德君1,刘平1 (1.河南科技大学材料科学与工程学院,河南,洛阳,471039;2.河南工业大学,河南,郑州,450052) 摘要:研究了AZ31B镁合金轧板经不同温度,时间退火后的组织和性能及其再结晶行为.结果表明,热轧板材在退火过程中主要发生再结晶;退火后,强度略有下降,但伸长率明显提高;在523K下退火,保温60min,可获得平均晶粒直径为10 μm的细晶组织,其抗拉强度为258MPa,断裂伸长率为22.3%,综合性能较好.热轧态板材呈脆性准解理断裂,退火后转变为韧性断裂. 关键词:AZ31B镁合金; 再结晶; 组织性能; 断裂; [全文内容正在添加中] ......
