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Microstructure evolution of nanostructured Ni3Al during annealing REN Jiang-wei(任江伟)1, SHAN Ai-dang(单爱党)1, LIU Jun-liang(刘俊亮)2, ZHANG Jun-bao(张俊宝)2, SONG Hong-wei(宋洪伟)2 1. Key Laboratory... mechanical attrition treatment. The surface nanocrystallites were annealed at 250-750 ℃ for 30 min. Microstructure evolution of nanocrystallites during annealing was studied by X-ray diffraction (XRD......
the grain boundary. Key words: titanium matrix composites (TMCs); heat treatment; mechanical properties; microstructure evolution Cite this article as: PAN Jin-qi, ZHANG Wen-cong, YANG Jian-lei, CHEN Wen... were measured using Image Pro Plus software. The composites with equiaxed microstructure were obtained by heat treatment and the evolution of this microstructure was investigated with electron back......
J. Cent. South Univ. Technol. (2011) 18: 1789-1794 DOI: 10.1007/s11771-011-0903-3 Microstructure evolution of Al-Si semi-solid slurry by gas bubble stirring method ZHANG Lei(张磊)1, DONG Xuan-pu(董选普)1... Berlin Heidelberg 2011 Abstract: A novel technique of introducing gas bubble stirring during solidi?cation was studied to prepare Al-Si semi-solid slurry. The microstructure evolution of the slurry......
Microstructure and texture evolution of AZ31 magnesium alloy during rolling HUANG Guang-jie(黄光杰)1, 2, LIU Qing(刘 庆)1, 2, WANG Ling-yun(汪凌云)1, 2, XIN Ren-long(辛任龙)1, CHEN Xing-pin... and intermediate annealing. The microstructure and texture evolution of AZ31 magnesium alloy sheets in different processing states were investigated by optical microscopy and X-ray diffraction technique......
parameter is at 490 °C for 24 h, which is consistent with the result of homogenization kinetic analysis. Key words: 2026 aluminum alloy; dendritic segregation; homogenization; microstructure evolution... homogenization processing respectively which agrees with homogenizing kinetic analysis. LIU et al [17] examined the microstructure evolution of Mg, Ag and Zn micro-alloyed Al–3.8Cu–1.28Li alloy ingot during two......
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Electrocatalytic properties of Ni-S-Co coating electrode for hydrogen evolution in alkaline medium YUAN Tie-chui(袁铁锤), LI Rui-di(李瑞迪), ZHOU Ke-chao(周科朝) State Key Laboratory of Powder Metallurgy... matrix. The surface morphology and microstructure of Ni-S-Co coatings were studied using SEM and XRD, and the electrochemical properties were tested by electrochemical methods. The results show......
Microstructure evolution and mechanical behavior of AZ31 Mg alloy processed by equal-channel angular pressing FENG Xiao-ming(冯小明), AI Tao-tao(艾桃桃) Department of Materials.... Microstructure evolution was observed by optical microscopy(OM) on cross section and X-ray diffraction analysis. The room temperature mechanical properties of the ECAP processed specimens were also......
Microstructure evolution of Al-4Cu-Mg alloy during semi-solid treatmentHaitao Jiang1, 2), Zhenli Mi1), Di Tang1), and Miaoquan Li2) 1) National Engineering Research Center for Advanced Rolling... and the reduction in total interfacial area, respectively. The evolution models of microstructure morphology in the two processes were presented based on microstructure observations. It can be found......
;组织演化 中图分类号:TG146.2 文献标志码:A Microstructure evolution of TiAl alloy sheet with different original microstructures WANG Zhen, LIU Ren-ci, LIU Dong, CUI Yu-you, YANG Rui... and fully lamellar microstructure, was rolled at 1 280 ℃ by multi-pass rolling schedule. The effects of different original microstructures on their microstructure evolution in the multi-pass rolling......