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Grain refinement and plastic formability of Mg-14Li-1Al alloy JIANG Bin(蒋 斌)1, 2, YIN Heng-mei(殷恒梅)2, LI Rui-hong(李瑞红)1, 2, GAO Liang(高 亮)1, 2 1. National Engineering Research Center... master alloy on the grain size of LA141 alloy was investigated as well as the effects of the total reduction of cold rolling and the annealing temperature on microstructure, mechanical properties......
an obvious refinement effect on the cast grain of magnesium and its alloys without the alloy element Al because the crystal structure of zirconium is the same as magnesium matrix, and the lattice... of cerium is that it increases the liquid constitutional undercooling that can provide a heterogeneous crystal nucleation for the alloy. Key words: Mg alloy; grain refinement; zirconium; cerium......
Prediction of Dendrite Orientation and Stray Grain Distribution in Laser Surface-melted Single Crystal SuperalloyGuowei Wang1,2,Jingjing Liang1,Yizhou Zhou1,Tao Jin1,Xiaofeng Sun1,Zhuangqi Hu11... grain distribution in laser surface remelting of single crystal superalloy CMSX-4 were investigated in combination of simulations with experimental observations. The energy distribution of laser......
of devices, machine and structural systems. Since NC materials are characterized by their high volume fraction of grain boundary which may comprise as much as 10%-30% of the total crystal volume[2... Effect of grain size on corrosion behavior of electrodeposited bulk nanocrystalline Ni QIN Li-yuan(秦丽元), LIAN Jian-she(连建设), JIANG Qing(蒋 青) Key Laboratory of Automobile Materials of Ministry......
Study on Characteristics of Crystal Growth of NdFeB Cast Alloys 王东玲1,刘涛1,李波1,喻晓军1,郭炳麟1 (1.Advanced Technology and Materials Co. Ltd.,Functional Materials Division,Central Iron & Steel Research Institute,Beijing 100081,China) Abstract:The characteristic of crystal growth of NdFeB cast alloys was studied.It is found that the crystal growth orientation of conventional ingots is along......
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Inhibition effect of phosphate on the crystal grain growth of nanosized titaniaFENG Xiaohuia, LIU Jingzeb, LI Pinga, ZHANG Yanfenga, and WEI Yua a College of Chemistry and Material Science, Hebei... of phosphate on the crystal grain growth of nanosized titania during high temperature calcination was investigated. Nanosized titanium dioxide powders prepared by hydrolysis of titanium tetrachloride were......
at grain boundaries, and multiple slip often results in an enhanced local hardening at grain boundaries. Key words: crystal plasticity finite element method; polycrystal modeling; Voronoi diagram... binary-crystal structures. BORG[7] studied the influence of grain size on yield and flow stress with a simple crystal plasticity model of a three slip systems and a regular hexagon grain polycrystal......
200030,China) Abstract:A three dimensional rate-dependent crystal plasticity model is applied to study the influence of crystal orientation and grain boundary on the void growth and coales- cence. The 3D... orientations and grain bounldary direction. Key words:Crystal plasticity; Void growth; Void coalescence; Lattice orientation; Bicrystal; [全文内容正在添加中] ......
Theoretical analysis of texture evolution in cold rolling process of single crystal aluminum L? Cheng(吕程)1, SI Liang-ying(司良英)1, 2, ZHU Hong-tao(朱洪涛)1, LIU Xiang-hua(刘相华)2, K. TIEU1 1. School...; Abstract: The crystal plasticity finite element method(CPFEM), which incorporates the crystal plasticity......