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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......
Hot deformation mechanism and microstructure evolution of TC11 titanium alloy in b field CHEN Hui-qin(陈慧琴)1, 2, CAO Chun-xiao(曹春晓)1, GUO Ling(郭 灵)1, LIN Hai(林 海)1 1. Beijing Institute... boundaries; and the other is that of new fine grains along elongated prior b grain boundaries. Key words: TC11 titanium alloy; hot deformation; microstructure evolution ......
Microstructure evolution of semi-solid Mg-14Al-0.5Mn alloys during isothermal heat treatment ZHANG Liang(张 亮), CAO Zhan-yi(曹占义), LIU Yong-bing(刘勇兵) Key Laboratory of Automobile... that exhibits a wide solidification range and sufficient fluidity for semi-solid forming was designed. And the microstructure evolution of semi-solid Mg-14Al-0.5Mn alloy during isothermal heat treatment......
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Microstructure evolution of Cu-Pb monotectic alloys during directional solidification CUI Hong-bao(崔红保), GUO Jing-jie(郭景杰), SU Yan-qing(苏彦庆), DING Hong-sheng(丁宏生), WU Shi-ping(吴士平), BI Wei-sheng... and the cellular structures with L2 phase at the cell boundaries are developed. Key words: copper-lead monotectic alloy; directional solidification; transient morphology; microstructure evolution 1......
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Semi-solid microstructure and its evolution of LC9 aluminum alloys prepared with directly heating-isothermal treatment methodWANG Wei-wei(王卫卫)1, SONG Jian-li(宋建丽)2, HAN Fei(韩 飞)1(1. Department...:directly heating-isothermal treatment; aluminum alloys; semi-solid; microstructure evolution......
Flow stress and microstructure evolution of semi-continuous casting AZ70 Mg-alloy during hot compression deformation GUAN Shao-kang(关绍康), WU Li-hong(吴立鸿), WANG Li-guo(王利国) School of Materials... deformation activation energy Q of AZ70 alloy is 166.197 kJ/mol by calculation. Key words: AZ70 Mg-alloy; flow stress; Zener-Hollomon parameter; microstructure evolution ......
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Microstructure evolution model based on deformation mechanism of titanium alloy in hot forming LI Xiao-li(李晓丽), LI Miao-quan(李淼泉) (School of Materials Science and Engineering, Northwestern Polytechnical University, Xian 710072, China) Abstract: The microstructure evolution in hot forming will affect the mechanical properties of the formed product. However, the microstructure is sensitive......
