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-Zn-Er alloy; dynamic recrystallization; texture; tensile properties 1 Introduction Mg-Zn-RE(-Zr) system alloys attract significant interest because they have both high strength at both room... in enhancing mechanical properties of wrought magnesium alloys [3]. Therefore, the I-phase attracts more attentions in Mg-Zn-RE(-Zr) alloy systems. LI et al [4] have reported that the as-cast Mg-Zn-Er......
Trans. Nonferrous Met. Soc. China 28(2018) 2214-2225 Effect of temperature on microstructure and texture evolution of Mg-Zn-Er alloy during hot compression Jin-xue LIU1, Ke LIU1, Wen-bo DU1, Shu-bo..., China Received 1 June 2017; accepted 7 May 2018 Abstract: The microstructure and texture evolutions in Mg-Zn-Er alloy during hot compression were investigated by using optical microscope (OM), field......
Effect of aging on microstructure of Mg-Zn-Er alloys DU Wenbo1,LI Shubo1,LI Jianhui1,WANG Zhaohui1 (1.School of Materials Science and Engineering,University of Technology Beijing,Beijing 100124,China) Abstract:The effect of aging on microstructure of Mg-Zn-Er alloys at 473 K was investigated using hardness measurement, scanning elec-tron microscopy (SEM) and transmission electron microscopy......
) demonstrated more optimum hot working window comparing with Mg-3Zn-0.5Er (alloy A) and Mg-6Zn-1Er (alloy C). Key words: Mg-Zn-Er alloy; compression behavior; microstructure evolution; constitutive... to obtain a proper hot deformation method to produce a new kind of Mg-Zn-Er alloy reinforced with nano-scale I-phase. Lots of works have been reported on the constitutive equation and processing maps......
of this extruded alloy are 359 and 318 MPa, respectively. Key words: Mg-Zn-Er alloy; extrusion; microstructure; mechanical property 1 Introduction As the lightest metallic structural materials... of the wrought magnesium alloys[4-5]. LI et al[6-7] reported that the cast Mg-Zn-Er alloy strengthened by the I-phase exhibited high tensile strength and good creep-resistant property. The microstructure......
100124, China摘 要:The microstructure of an as-cast Mg-Zn-Er alloy was investigated through scanning electron microscopy (SEM) and transmission electron.... The coexistence of I-phase and W-phase in the Mg-Zn-Er alloy is because the W-phase is the primary phase and the I-phase forms by peritectic reaction during solidification.关键词:......
of sample with ultrasonic vibration displays vast serried dimples, as shown in Fig.6 (b). So the optimum ultrasonic vibration process of the Mg-Zn-Er alloy is ultrasonic vibration power of 600 W...要作用. 关键词:Mg-Zn-Er合金;超声处理;显微组织;力学性能;机理 (Edited by LI Xiang-qun) Foundation item: Projects (PHR200906101, 00900054R7001, JC009011201301) supported by Beijing Municipal Education Commission, China......
properties, of which the ultimate tensile strength (UTS) and the yield tensile strength (YTS) are about 224 MPa and 134 MPa, respectively, companying an elongation of 10.4%. Key words: Mg-Zn-Er alloy... on the microstructure and mechanical properties of the Mg-Er system alloy has not been studied in detail. Therefore, in the present work, the effect of Zn on the microstructure and phase formation of the Mg-2Er......
with hexagonal structure were found in the α-Mg matrix.Comparing with Mg3.8Zn1.5Er alloy,the accelerated hardening response of Mg5Zn2.0Er should be contributed to the increase in the content of Zn and Er...Effect of aging on microstructure of Mg-Zn-Er alloys李建辉,杜文博,李淑波,王朝辉School of Materials Science and Engineering,University of Technology Beijing摘 要: . The highest tensile strength of the peak-aged Mg-6Zn-0.5Er alloy is mainly due to the refinement of microstructure and the precipitation of β1 phase. Key words: magnesium alloy; Mg-Zn-Er alloy; hot... deal of Mg-Zn-Er ternary phases, especially in the alloy E. Both the W-phase and the I-phase are considered main secondary phases, which have high melting points. These phases are still present after......挤压态Mg-6Zn-xEr合金的微观结构和力学性能
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来源: 《中国有色金属学报(英文版)2013年第10期》——刘 轲 王庆峰 杜文博 王朝辉 李淑波