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Time-independent anisotropic plastic behavior by mechanical subelement models

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Abstract

The paper describes a procedure for modelling the anisotropic elastic-plastic behavior of metals in plane stress state by the mechanical sub-layer model. In this model the stress-strain curves along the longitudinal and transverse directions are represented by short smooth segments which are considered as piecewise linear for simplicity. The model is incorporated in a finite element analysis program which is based on the assumed stress hybrid element and the viscoplasticity theory.

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Pian, T.H.H. Time-independent anisotropic plastic behavior by mechanical subelement models. Appl Math Mech 5, 1425–1435 (1984). https://doi.org/10.1007/BF01910433

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  • DOI: https://doi.org/10.1007/BF01910433

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