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and grain growth time, a reasonable choice could make the best comprehensive properties of aircraft landing gear. Key words: ultra-high strength steel; forging; microstructural evolution model; numerical... out in Gleeble-1500. Influences of deformation temperature and strain rate on microstructure were discussed. Hot deformation microstructure evolution model was established, and the microstructure......
MODELING OF MICROSTRUCTURAL EVOLUTION IN MICROALLOYED STEEL DURING HOT FORGING PROCESS Z. Zhao1,J. Chen1,X.Y. Ruan1,J. Wang1 (1.National Die & Mold CAD Engineering Research Center, Shanghai Jiaotong University, Shanghai 200030, China) Abstract:The microstructural evolution of microalloyed steel during hot forging process was investigated using physical simulation experiments. The dynamic......
Processing maps and microstructural evolution of Al-Cu-Li alloy during hot deformationSheng-Li Yang,Jian Shen,Yong-An Zhang,Zhi-Hui Li,Xi-Wu Li,Shu-Hui Huang,Bai-Qing XiongState Key Laboratory...(DRV) and dynamic recrystallization(DRX) are the main microstructural evolution mechanism.DRX is gradually strengthened with the increase in deformation temperature and the decrease in strain......
dendritic and spray-cast non-dendritic structures during isothermal holding in the semi-solid state [J]. Scripta Materialia, 1997, 37(12): 2003-2007. [5] CHEN T J, HAO Y, SUN J. Microstructural 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......
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 ......
Influence of Nb addition on microstructural evolution and compression mechanical properties of Ti-Zr alloysPengfei Ji,Bohan Chen,Bo Li,Yihao Tang,Guofeng Zhang,Xinyu Zhang,Mingzhen Ma,Riping LiuState...,the influence of Nb content on phase composition,microstructural evolution and biomechanical properties is systematically studied.The phase and microstructural characterization of the as-cast alloys......
Effect of Ce/La microalloying on microstructural evolution of Mg-Zn-Ca alloy during solution treatment张庆鑫1,2,佟立波1,程丽任1,江中浩2,孟健1,张洪杰11. State Key Laboratory of Rare Earth Resources Utilization...="ChDivSummary">The effect of Ce/La misch metal addition on the microstructural evolution of as-cast and as-soluted Mg-5.3Zn-0.5Ca(wt.%) alloys was systematically investigated. It was found that Ce/La could......
Effect of Ce/La microalloying on microstructural evolution of Mg-Zn-Ca alloy during solution treatment张庆鑫1,2,佟立波1,程丽任1,江中浩2,孟健1,张洪杰11. State Key Laboratory of Rare Earth Resources Utilization...="ChDivSummary">The effect of Ce/La misch metal addition on the microstructural evolution of as-cast and as-soluted Mg-5.3Zn-0.5Ca(wt.%) alloys was systematically investigated. It was found that Ce/La could......
℃ on the microstructural characteristics and microhardness of the Sn-6.5Zn solder/Cu joint was studied. The mechanisms for the formation and evolution of intermetallic compound (IMC) at the interface of the Sn-6.5Zn... Materials and Engineering, 2009, 38(12): 2187-2190. (in Chinese) [7] DUAN L L, YU D Q, HAN S Q, MA H T, WANG L. Microstructural evolution of Sn-9Zn–3Bi solder/Cu joint during long-term aging at 170℃ [J......
