The relative sensitivity of formability to anisotropy

SAE Technical Papers

Volumn , Issue , 1997, Pages

  Logan, Roger W ^a   Maker, Bradley N ^b  

^a LAWRENCE LIVERMORE NATIONAL LABORATORY   (United States)

^b LIVERMORE SOFTWARE TECHNOLOGY CORPORATION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

STRAIN RATE;

MATERIAL ANISOTROPY; PROCESS PARAMETERS; PROCESS VARIABLES; QUADRATIC YIELD CRITERION; RATE SENSITIVITY; RELATIVE SENSITIVITY; SENSITIVE PARAMETER; YIELD CRITERIA;

ANISOTROPY;

EID: 85072463923     PISSN: 01487191     EISSN: 26883627     Source Type: Journal    
DOI: 10.4271/970440     Document Type: Conference Paper

References (18)

1. Logan, R.W., "Use of Non-Quadratic Yield Surfaces in Design of Optimal Deep-Draw Blank Geometry" SAE paper 960597, in Sheet Metal Stamping for Automotive Applications, SP-1134, SAE, Warrendale, PA (1996), p. 61.
2. Lee, J.K., Kinzel, G.L., and Wagoner, R.H., "NUMISHEET 96" Proc. 3rd Int'l Conf: Numerical Simulation of 3D Sheet Metal Forming Processes, The Ohio State University (1996).
3. Logan, R.W., Meuleman, D.J., and Hosford, W.F., "The Effects of Anisotropy on the Limiting Drawing Ratio" in Formability and Metallurgical Structure, eds. Sachdev A.K., and Embury J.D., TMS-AIME, (1987) p. 159.
4. Havranek, J., "Wrinkling Limit of Tapered Pressings" J. Aust. Inst. Metals 20 (1975) p. 114
5. Havranek, J., in Sheet Metal Forming and Energy Conservation, Proc. 7th IDDRG (1977) p. 245
6. Logan, R.W., "Sheet Metal Formability: Simulation and Experiment" PhD Thesis, University of Michigan (1985).
7. Wilson, D.V., and Butler, R.D., "The Role of Cup-Drawing Tests in Measuring Drawability" J. Inst. Metals 90, (1962) p. 473.
8. Dorward, R.C., "Forming Characteristics of Coarse and Fine-Grained AA 2024 Aluminum Alloy Sheet" J. Mater. Engineering and Performance 3 (1994), p. 115.
9. Kobayashi, S., Oh, S.I., and Altan, T., Metal Forming and the Finite-Element Method, Oxford Univ. Press, New York. (1979).
10. Maker, B.N., "Finite Element Modeling of a Hydroformed Sheet Metal Cover" UCID-21614, Univ. California, LLNL (1988).
11. Logan, R.W., Thomas, D.B., and Young, G.K., "Implementation of a Pressure and Rate Dependent Forming Limit Diagram Model into NIKE and DYNA" in MED-Vol. 1, Concurrent Product and Process Engineering, ed. Thangaraj A.R., Gadh R., and Billatos S., ASME Book H01017 (1995).
12. Hill, R., The Mathematical Theory of Plasticity, Clarendon Press, Oxford (1948).
13. Hill, R., "Theoretical Plasticity of Textured Aggregates" Math. Proc. Cambridge Phil. Soc. 75 (1979) p. 179.
14. Hosford, W.F., "On Yield Loci of Anisotropic Cubic Metals" Proc. 7th N. Amer. Metal Working Research Conf., SME, Dearborn (1979) p. 191.
15. Barlat, F., and Lian, J., "Plastic Behavior and Stretchability of Sheet Metals, Part I: A Yield Function for Orthotropic Sheets Under Plane Stress Conditions" Int. J. Plasticity 5, (1989) pp. 51-66.
16. Hallquist, J.O., LS-DYNA3D Theoretical Manual, Livermore Software Technology Corp., Livermore, CA (1993).
17. Maker, B.N., and Hallquist, J.O., LS-NIKE3D Theoretical Manual, Livermore Software Technology Corp., Livermore, CA (1993).
18. Logan, R.W., "Implications of a 'Cross-Rolled' Yield Surface Approximation On Deep Drawing" in NUMISHEET 96, Proc. 3rd Int'l Conf: Numerical Simulation of 3D Sheet Metal Forming Processes, eds. Lee, J.K., Kinzel, G.L., and Wagoner, R.H., The Ohio State University (1996).