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Tensile property of Al-Si closed-cell aluminum foam YU Hai-jun(尉海军), YAO Guang-chun(姚广春), LIU Yi-han(刘宜汉) School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China... increases with increasing relative density. Key words: Al-Si; aluminum foam; closed-cell; tensile property 1 Introduction The unique properties of metallic foams make them useful in a number......
Microstructure evolution and mechanical property characterization of a nickel-based superalloy at the mesoscopic scaleQiang Zhu1,Gang Chen1,Chuanjie Wang1,Lukuan Cheng1,Heyong Qin2,Peng Zhang11... quantitative statistics results showed that as the aging time increases,the particle size and volume fraction of the γ" phase increase.As the grain size increases,the flow stress decreases due to the dwindling......
Flow stress of 2197 Al-Li alloy during hot compression deformation WEI Xiu-yu(魏修宇), ZHENG Zi-qiao(郑子樵), FU Xin(付欣), CHEN Qiu-ni(陈秋妮) School of Materials Science and Engineering, Central South...; Abstract: The flow stress behavior of 2197 Al-Li alloy during hot......
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J. Cent. South Univ. (2020) 27: 1557-1571 DOI: https://doi.org/10.1007/s11771-020-4390-2 Structure optimization and flow field simulation of plate type high speed on-off valve WANG Xiao-jing(王晓晶... 150080, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: There is a relatively complex flow state inside the high speed on-off valve, which......
A review of friction stir welding of steels:Tool,material flow,microstructure,and propertiesF.C.Liu1,Y.Hovanski2,M.P.Miles2,C.D.Sorensen1,T.W.Nelson11. Department of Mechanical Engineering, Brigham... thus avoiding the typical property degradations associated with fusion welding. If phase transformations do occur during FSW of thick steels, optimization of microstructure and properties can be attained......