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Evolution of dislocation cells during plastic deformation ZHOU Zhi-min(周志敏)1, SUN Yan-rui(孙艳蕊)1, ZHOU Hai-tao(周海涛)2 (1. College of Science, Northeastern University, Shenyang 110004, China; 2.... By using severe plastic deformation(SPD) techniques, materials with fine grain size as small as 200-250nm have been obtained. However, the nature of the grain boundaries has not been theoretically......
Plastic deformation behavior of Mg97Zn1Y2 extruded alloys K. HAGIHARA1, A. KINOSHITA1, Y. SUGINO1, M. YAMASAKI2, Y. KAWAMURA2, H.Y. YASUDA1, Y. UMAKOSHI3 1. Division of Materials... aligned along the extrusion direction in Mg97Zn1Y2 extruded alloy, acted as hardening phases, just like reinforced fibers. Key words: plastic deformation; yield stress; LPSO-phase; dislocation......
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s-1; (b) 1 s-1; (c) 0.1 s-1; (d) 0.01 s-1 4.3 Establishment of Zener-Hollomon constitutive relationship of high temperature plastic deformation During plastic deformation in the temperature range of 800-1 050 ℃, the change of steady flow stress with elevation of temperature behaves irregularly, due to combined effect of plastic deformation, dynamic recrystallization of α-Fe and γ-Fe......
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; Plastic deformation behavior of ZK60 magnesium alloy with addition of neodymium YU Kun(余 琨), WANG Xiao-yan(王晓艳), RUI Shou-tai(芮守泰), WANG Ri-chu(王日初) (School of Materials Science... simulator. The plastic deformation behavior was measured and the deformation activation energy was calculated. The microstructures of ZK60 magnesium alloy with an addition of neodymium during......
A new model to describe effect of plastic deformation on elastic modulus of aluminum alloy ZANG Shun-lai(臧顺来)1, 2, GUO Cheng(郭 成)1, WEI Gong-ji(魏公际)3, CHEN Feng(谌 峰)3, DONG Wei(董 伟)1, ZHANG Ke(张... deformation on elastic modulus is considered when the material undergoes a large plastic deformation. The present work focused on establishing a new model to accurately describe the relation of elastic......
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; 文献标识码:A Closing and repairing process of Mg alloy casting imperfections in plastic deformation CAO Han-xue1, 2, LONG Si-yuan1, 2, YOU Guo-qiang1, 2, LIAO Hui-min1 (1. College.... At the same time, the casting imperfections are closed and repaired partly. Key words: magnesium alloy; casting imperfections; plastic deformation ......
Effect of plastic deformation on microstructure and hardness of AlSi/Al gradient composites ZHANG Wei-wen(张卫文), LUO Zong-qiang(罗宗强), XIA Wei(夏 伟), LI Yuan-yuan(李元元) School of Mechanical...; Abstract: The effects of plastic deformation on the evolution of microstructure and micro......
