The yielding behavior and plastic deformation of oxygen-free copper under biaxial quasi-static and dynamic loadings

• Published in: International journal of solids and structures Vol. 276; p. 112333
• Main Authors: Jin, Kanghua, Qi, Lin, Kang, Huaipu, Wang, Weibin, Guo, Yazhou, Li, Yulong
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.08.2023
• Subjects: Biaxial tensile tests; Electromagnetic split Hopkinson bar; High strain rate; Yield criteria; Yield criteria; Biaxial tensile tests; Electromagnetic split Hopkinson bar; High strain rate

•True dynamic biaxial tension at various load ratios by biaxial Hopkinson bar.•The quasi-static and dynamic yield surfaces of oxygen-free copper are acquired.•The general von Mises yield criterion including the strain rate effect is verified.•Biaxial tests provide the optimal constitutive parameters...