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Mechanical alloying and subsequent annealing effects on evolution of microstructure and morphology of TiH2-Ni powders ZHAO Xiang-yu1, MA Li-qun1, DING Yi1, SHEN Xiao-dong1, 2 1. College... 210009, China Received 18 March 2010; accepted 1 July 2010 Abstract: Mechanical alloying and subsequent annealing treatment were carried out to investigate the evolution of the microstructure......
, and different initial grain sizes of 50, 150 and 450 μm. After tests, quenching deformed samples in cool water was immediately performed to sustain their microstructure after deformation...-quan, ZHANG Bao-xiang. Effect of initial microstructure on the hot compression deformation behavior of a 2219 aluminum alloy [J]. Materials & Design, 2012, 34: 15-21. doi:10.1016/J......
Trans. Nonferrous Met. Soc. China 23(2013) 956-963 Effect of initial microstructure on hot workability of 7085 aluminum alloy Song-yi CHEN, Kang-hua CHEN, Guo-sheng PENG, Le JIA State Key Laboratory...; initial microstructure; hot workability; processing map; strain rate sensitivity 1 Introduction Al-Zn-Mg-Cu alloys have been widely used as structural materials in aerospace due to their low density......
by using the improved air permeameter. The impacts of initial water content, wetting and drying processes on the air permeability ka were analyzed. The conceptual model, super depth of field microscope..., the air permeability of the remolded samples increases with the increase of the initial water content, whereas when ρd＞1.6 g/cm3, the air permeability decreases with the increase of initial water ratio......
Simulation and visualization of recrystallization microstructure after solution treatment LI Ping(李 萍), XUE Ke-min(薛克敏) (School of Materials Science and Engineering, Hefei University... and Monte Carlo stochastic simulation method. Combining deterministic simulation with stochastic simulation, the simulation and visualization of the recrystallization microstructure of Ti-15-3 alloy after......
Effect of carbon content on microstructure and property ofTiC/Ti-6Al-4V composites WANG Xiang(王香), GAI Peng-tao(盖鹏涛) Center for Biomedical Materials and Engineering, Harbin Engineering University... fabricated by consumable arc-melting technology utilizing the reaction between titanium and graphite. The phase composition, microstructure and hardness of the TiC/Ti-6Al-4V composites were investigated......
Experimental Study of Microstructure Evolution during Tempering of Quenched Steel and Its Application CHEN Nan1,SHI Wei1,YAO Ke-fu1,WANG Hong-peng1 (1.Mechanical Engineering Department, Tsinghua University, Beijing 100084, P.R. China) 摘要:Microstructure evolution during tempering of quenched steel was studied via dilatometric experiments.Temperature ranges of transformation were determined......
Microstructure and mechanical properties of Al-Cu-Mg-Ag alloyed with Ce LI Yun-tao(李云涛), LIU Zhi-yi(刘志义), ZHOU Jie(周杰), XIA Qing-kun(夏卿坤) School of Materials Science and Engineering, Central...; Abstract: The aged characteristics and microstructure......
of the void, and the collection of crack and void. The whole evolution process of the system was described in detail from energy evolution map. The effects of loading rate and initial crack length... rate. The longer the initial crack length is, the more unobvious the details of the atomic motion are. Key words: aluminum; crack propagation; molecular dynamics simulation; energy evolution; loading......
, with an initial strain rate of 1×10-2 s-1. In order to investigate the influence of the microstructure on the mechanical properties, the microstructure of the extruded AZ31-0.25%Sb alloy at different... Microstructure and properties of hot extruded AZ31-0.25%Sb Mg-alloy TIAN Su-gui(田素贵)1, WANG Ling(王 岭)1, K. Y. SHON 2, K. H. KIM 2 1. School of Materials Sciences and Engineering, Shenyang......
