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TECHNICAL PAPERS

Nonlinear Kinematic Hardening Identification for Anisotropic Sheet Metals With Bending-Unbending Tests

[+] Author and Article Information
M. Brunet, F. Morestin

Laboratoire de Mécanique des Solides, I.N.S.A., 20 Avenue A. Einstein, Villeurbanne, 69621 France

S. Godereaux

Technocentre Renault Lab. 050, 1 Avenue du Golf, Guyancourt, 78288 France

J. Eng. Mater. Technol 123(4), 378-383 (Jul 24, 2000) (6 pages) doi:10.1115/1.1394202 History: Received July 24, 2000
Copyright © 2001 by ASME
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References

Mattiasson, A., Strange, P., Thilderkvist, A., and Samuelsson, 1995, “Simulation of Springback in Sheet Metal Forming,” 5th International Conference on Numerical Methods in Industrial Forming Process, New York, pp. 115–124.
Li, K., and Wagoner, R. H., 1998, “Simulation of Springback,” Simulation of Materials Processing: Theory, Methods and Applications, NUMIFORM’98 Huetink and Baaijens, eds., Enschede, Netherlands, pp. 21–31.
Tang, S. C., 1996, “Application of an Anisotropic Hardening Rule to Springback Prediction,” Advanced Technology of Plasticity, pp. 719–722.
Chaboche,  J. L., 1977, “Viscoplastic Constitutive Equation for the Description of Cyclic and Anisotropic Behaviour of Metals,” Bulletin Académique Polonais. des Sciences, 25, pp. 33–47.
Lemaitre J., and Chaboche, J. L., 1990, Mechanic of Solid Materials, Cambridge University Press, Cambridge, U.K.
Hill, R., 1948, “A Theory of the Yielding and Plastic Flow of Anisotropic Metals,” Proc. R. Soc. London, Ser. A, pp. 281–297.
Hill,  R., 1990, “Constitutive Modelling of Orthotropic Plasticity in Sheet Metals,” J. Mech. Phys. Solids, 38, pp. 405–417.
Zhang,  Z. T., and Lee,  D., 1995, “Development of a new model for plane strain bending and springback analysis,” J. Mater. Eng. Perform., 4, pp. 291–300.
Hiwatashi,  S., Van-Bael,  A., Van-Houtte,  P., and Teodosiu,  C., 1997, “Modeling of plastic anisotropy based on texture and dislocation structure,” Computational Materials Science, 9, pp. 274–284.
Zhao, K. M., and Lee, J. K., 1999, “On Simulation of Bend/Reverse Bend of Sheet metals,” MED-Vol. 10, Manufacturing Science and Engineering, ASME 1999, pp. 929–933.
Brunet,  M., Mguil-Touchal,  S., and Morestin,  F., 1998, “Analytical and Experimental Studies of Necking in Sheet Metal Forming Processes,” J. Mater. Process. Technol., 80–81, pp. 40–46.
Norton, J. P., 1986, An Introduction to Identification, Academic Press, San Diego, CA.
Mahnken,  R., and Stein,  E., 1996, “A Unified Approach for Parameter Identification of Inelastic Materials Models in the Frame of the Finite Element Method,” Comput. Methods Appl. Mech. Eng., 136, pp. 225–258.

Figures

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Strip at imposed curvature (maximum)
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Bending-unbending test equipment
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Experimentally measured moment-curvature relation (aluminum 1)
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Theoretical versus experimental moment-curvature curves (aluminum 1)
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Theoretical versus experimental stress-strain tensile-test curves (aluminum 1)
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Three cycles experimental versus theoretical moment-curvature curves (aluminum 1)
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Experimentally measured moment-curvature relation (aluminum 2)
Grahic Jump Location
Theoretical versus experimental moment-curvature curves (aluminum 2)
Grahic Jump Location
Theoretical versus experimental stress-strain tensile-test curves (aluminum 2)
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Theoretical versus experimental moment-curvature curves (mild-steel)
Grahic Jump Location
Theoretical versus experimental stress-strain tensile-test curves (mild-steel)

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