Initial yield behaviour of closed-cell aluminium foams in biaxial loading

Balaji Vengatachalam,Rong Huang,Leong Hien Poh,Zishun Liu,Qinghua Qin,Somsak Swaddiwudhipong

International Journal of Mechanical Sciences（2021）

引用 13|浏览10

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摘要

•Biaxial loading of closed cell aluminium foam (Alporas) with Modified Maltese Cross specimens.•Yield surface for Alporas obtained in the mean effective stress space.•Asymmetric nature of yield surface demonstrated.•Initial yield criterion proposed with minimum calibration parameters.

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关键词

Closed-cell aluminium foam,Alporas,Biaxial stress states,Modified maltese-cross specimen (MMCS),Yield surface

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