Influence of initial back stress on the earing prediction of drawn cups for planar anisotropic aluminum sheets

Journal of Materials Processing Technology

Volumn 80-81, Issue , 1998, Pages 433-437

  Yoon, J W ^a,e   Barlat, F ^a   Chung, K ^b   Pourboghrat, F ^c   Yang, D Y ^d  

^a ALCOA TECHNICAL CENTER   (United States)

^b Seoul National University   (South Korea)

^c Michigan State University   (United States)

^d Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

^e Production Engineering Research Institute   (South Korea)

Author keywords

Earing simulation; Initial back stress; Planar anisotropy; Sheet metal forming

Indexed keywords

EID: 0005334213     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-0136(98)00148-4     Document Type: Article

References (5)

1. R. Hill, A theory of the yielding and plastic flow of anisotropic metals, Proc. R. Soc. London 193A (1948) 281.
2. F. Barlat, Y. Maeda, K. Chung, M. Yanagawa, J.C. Brem, Y. Hayashida, D.J. Lege, K. Matsui, S.J. Murtha, S. Hattori, R.C. Becker, S. Makosey, Yield function development for aluminum alloy sheet, J. Mech. Phys. Solids 45 (1997) 1727.
3. J.W. Yoon, D.Y. Yang, K. Chung, Elasto-plastic finite element method based on incremental deformation theory and continuum based shell elements for planar anisotropic sheet materials, Comp. Methods Appl. Mech. Eng. (1998) submitted.
4. K. Chung, K. Shah, Finite element simulation of sheet metal forming for planar anisotropic metals, Int. J. Plasticity 8 (1992) 453.
5. F. Barlat, S. Panchanadeeswaran, O. Richmond, Earing in cup drawing face-centered cubic single crystals and polycrystals, Metallurg. Trans. A 22 (1991) 1525.