Papers by Keyword: Discontinuous Dynamic Recrystallization

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Authors: M.E. Kassner, H.J. McQueen, E. Evangelista
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Authors: Guillaume Smagghe, David Piot, Frank Montheillet, G. Perrin, A. Montouchet, G. Kermouche
Abstract: A mean field model for discontinuous dynamic recrystallization (DDRX) has been developed and chained with a post-dynamic recrystallization (PDRX) model to predict transient and steady-state flow stresses and average grain sizes. Numerical results are compared with experimental data obtained on a 304L stainless steel yielding to a good agreement in terms of average grain size. However an unrealistic grain-size distribution is observed using DDRX, which affects results of the PDRX model. This result is discussed with respect to the fundamental equations of DDRX.
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