Residual Meso Stresses in Multilevel Crystal Plasticity Models

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Abstract:

The problems related to the construction of multi-level mathematical models of inelastic deformation of crystalline materials based on crystal plasticity are considered. The example of the two-level model for description the severe plastic deformation of fcc polycrystals is discussed. The issues relating to the description of hardening and rotations of crystal lattices of the grains are discussed. The focus is on the formation of residual mesostresses in individual grains in the case of polycrystalline stress relief with a representative volume in general.

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576-580

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September 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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DOI: 10.1134/s1029959912020038

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