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and mechanical properties of pure magnesium and AZ31 alloy with Ca/Si based refiner addition were investigated. The results indicate that addition of Ca/Si based refiners to pure magnesium and AZ31 alloy... than those without refiner addition. Key words: magnesium alloy; AZ31 alloy; refinement; extrusion; rolling CLC number: TG146 Document code: A 1 INTRODUCTION The use of magnesium......
[J]. Transactions of Nonferrous Metals Society of China, 2016, 26(2): 348-358. Microstructure and properties of cold sprayed Al-Al2O3 coating on AZ31 magnesium alloy CHEN Jin-xiong1, WANG Qun1, LUO..., China) Abstract: The pure Al coating and Al-50% Al2O3 composite coating were deposited on AZ31 magnesium alloy by cold spraying. The effect of addition Al2O3 particles on morphology of the pure Al coating......
. 图1 AZ31镁合金压缩试样 Fig. 1 Compression specimen of AZ31 magnesium alloy 图2 AZ31镁合金的真实应力-真实应变曲线 Fig. 2 True stress-true strain curves of AZ31 magnesium alloy 1.2 流变应力本构模型... of AZ31 magnesium alloy[33-35] 表2 AZ31镁合金位错密度模型参数 Table 2 Parameters used in dislocation density model of AZ31 magnesium alloy 图9 实验和模拟结果的载荷随时间的变化曲线 Fig. 9 Curves......
识码: A Microstructures and mechanical properties of AZ31 magnesium alloy sheet processed by equal channel angular rolling CHENG Yong-qi, CHEN Zhen-hua, XIA Wei-jun, FU Ding-fa (College of Materials Science and Engineering, Hunan University, Changsha 410082, China) Abstract: AZ31 magnesium alloy sheet were prepared by equal channel angular rolling (ECAR). It is found that the orientation......
; 温热冲压; 数值模拟; 极限拉深比; 变压边力 中图分类号: TG386.3 文献标识码: A Numerical simulation and experimental study of warm deep drawing of AZ31 magnesium alloy sheet CHANG Qun-feng1, LI Da-yong1, PENG Ying-hong1, ZENG..., China) Abstract: The uniaxial tensile test was conducted by using Gleeble 3500 thermal-mechanical simulator, and the mechanical property of AZ31 magnesium alloy sheet was analyzed. The test results......
Microstructure and properties of AZ31 magnesium alloy with rapid solidification ZHAO Hong-liang(赵红亮), GUAN Shao-kang(关绍康),ZHENG Fei-yan(郑飞燕), LI Qing-kui(李庆奎), WANG Li-guo(王利国) (College of Materials Engineering, Zhengzhou University, Zhengzhou 450002, China) Abstract: Rapidly solidified (RS) AZ31 magnesium alloy ribbons were made using melt spinning technique. The results show that its......
Microstructure stability of cold drawn AZ31 magnesium alloy during annealing processSUN Hong-fei, CHAO Hong-ying, WANG Er-de(School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China)Abstract:The microstructural evolution of heavily cold drawn AZ31 magnesium alloy wires was investigated during a wide range of annealing temperature from 200 to 450 °C......
Trans. Nonferrous Met. Soc. China 26(2016) 2043-2050 Microstructure and formability evolutions of AZ31 magnesium alloy sheets undergoing continuous bending process Ting-zhuang HAN1,2, Guang-sheng... the formability of AZ31 magnesium alloy sheets. The microstructure and texture evolutions were characterized by optical microscopy (OM) and electronic backscatter diffraction (EBSD). The results......
of Science and Technology, Chongqing 401123, China) Abstract: The effect of different overheating temperatures on the solidification microstructure of AZ31 magnesium alloy was investigated. The overheating temperatures of 750, 800, 850, 900 and 950 ℃ were applied. The secondary dendrite spacing of AZ31 magnesium alloy at different overheating temperatures was quantitatively investigated through......
再结晶发生[30-35],晶粒朝利于基面滑移的方向缓慢转动,纤维织构消失,基面垂直于ED方向的织构增强并成为主要织构. 图4 不同应变量下温度为350 ℃,应变速率为0.3 s-1,不同应变量下AZ31镁合金恒φ2-ODF截面图 Fig. 4 φ2-ODF section of AZ31 magnesium alloy at temperature of 350... formability of a magnesium AZ31 alloy: Examining the role of texture on the deformation mechanisms[J]. Materials Science and Engineering A, 2008, 488(1/2): 406-414. [4] KIM H L, BANG W K, CHANG Y W. Effect......
