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Trans. Nonferrous Met. Soc. China 22(2012) 1028-1034 Microstructural evolution of AZ91 magnesium alloy during extrusion and heat treatment LI Jing-yuan1, XIE Jian-xin1, JIN Jun-bing2, WANG... evolution of AZ91 magnesium alloy was investigated during homogenizing annealing treatment, hot extrusion and ageing treatment, respectively. The results exhibited that both the divorced eutectic......
Effect of hot extrusion on microstructure and mechanical properties of quasicrystal-reinforced Mg-Zn-Y alloy ZHENG Ming-yi(郑明毅)1, QIAO Xiao-guang(乔晓光)1, XU Shi-wei(徐世伟)1, GAN Wei-min(甘为民)1, WU... distributes along the extrusion direction, and fine I-phase with nano-size is precipitated during the extrusion. The α-Mg matrix grains are refined due to recrystallization occuring during the hot......
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 of Materials Science and Engineering Shenyang University of Technology, Shenyang 110023, China; Received 28 July 2006; accepted 15 September 2006 Abstract: Extrusion treatment is a common method to refine......
Interfacial study of semi-solid aluminum alloy andstainless steel sheathed extrusion LIU Hong-wei(刘洪伟)1, GUO Cheng(郭 成)1, LIU Xu-feng(刘旭峰)2, SHAO Guang-jie(邵光杰)2 1. School of Mechanical... 2006 Abstract: Using sheathed extrusion technique, the bonding and forming of semi solid aluminum alloy with stainless steel sheath are successfully realized. The relationship between the interfacial......
J. Cent. South Univ. (2012) 19: 882-886 DOI: 10.1007/s11771-012-1087-1 Casting-cold extrusion of Al/Cu clad composite by copper tubes with different sketch sections LUO Jun-ting(骆俊廷)1, ZHAO Shuang... Railway Vehicle Co., Ltd., Tangshan 063035, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: Casting–cold extrusion technology was presented to fabricate......
:A 文章编号:1672-7207(2012)S1-0234-07 Optimization on design parameters of indirect expansion solar assisted heat pump QU Shi-lin1,2, MA Fei1, JI Yu-bao1, CHEN..., China) Abstract: Based on the indirect expansion solar assisted heat pump, the mathematical models of the solar collector and stratified water tank were established. The results of experiment......
J. Cent. South Univ. (2020) 27: 1654-1665 DOI: https://doi.org/10.1007/s11771-020-4397-8 Microstructure and corrosion behavior of as-cast ADC12 alloy with rare earth Yb addition and hot extrusion...: The effects of rare earth ytterbium (Yb) addition and hot extrusion on the microstructure and corrosion behavior of as-cast ADC12 were studied by optical microscopy (OM), scanning electron microscopy......
NUMERICAL SIMULATION STUDY ON DEFORMATION UNIFORMITY OF EQUAL CROSS SECTION LATERAL EXTRUSION J.L.Song1,Z.L.Chang1,N.H.Hao1 (1.Department of Materials Engineering, Taiyuan Heavy Machinery Institute, Taiyuan 030024, China) Abstract:Equal cross section lateral extrusion (ECSLE) is an effective method realizing pure shear deformation. The influence of friction factor on the deformation uniformity......
Influence of extrusion temperature on microstructure and mechanical properties of Mg-4Y-4Sm-0.5Zr alloy LI Da-quan(李大全)1, 2, WANG Qu-dong(王渠东)2, DING Wen-jiang(丁文江)2, J. J. BLANDIN3, M... of the extruded alloy are obviously refined by the occurrence of DRX. The average grain size of the extruded alloy increases with increasing the extrusion temperature, leading to a slight decrease of the ultimate......
