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Plastic Deformation at the Tip of a Tensile Crack in a Non-linear Kinematic Hardening Material

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Abstract

The plastic deformation at the tip of a tensile crack in a non-linear kinematic hardening material under small-scale yielding conditions is investigated, with a view to quantifying the functional dependence of crack-tip plastic blunting size on material's strain hardening parameters. It is shown by dimensional analysis that, for materials being characterised by the Armstrong-Frederick non-linear kinematic hardening rule, the crack-tip blunting parameter depends parametrically on only two non-dimensional parameters; the functional dependence is determined using a parametric finite element analysis.

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Wang, C., Goldstraw, M. Plastic Deformation at the Tip of a Tensile Crack in a Non-linear Kinematic Hardening Material. International Journal of Fracture 102, 39–45 (2000). https://doi.org/10.1023/A:1007684316264

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  • DOI: https://doi.org/10.1023/A:1007684316264

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