Forming limit prediction of AA7075-T6 sheet based on ductile fracture criterion and the error analysis of parameters calibration

Yang, ZY; Zhao, CC; Dong, GJ; Chen, ZW; Sun, YF; Jia, XD

Dong, GJ (corresponding author), Yanshan Univ, Hebei Key Lab Special Delivery Equipment, Qinhuangdao 066004, Hebei, Peoples R China.

INTERNATIONAL JOURNAL OF MATERIAL FORMING, 2021; 14 (3): 341

Abstract

It is worthy to investigate how it will affect the parameters calibration using an average stress state variable before the practical application of a......

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