Modeling martensitic phase transformation in dual phase steels based on a sharp interface theory

Martensite forms under rapid cooling of austenitic grains accompanied by a change of the crystal lattice. Large deformations are induced which lead to plastic dislocations. In this work a transformation model based on the sharp interface theory, set in a finite strain context is developed. Crystal p...

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Hlavní autor: Ruck, Johannes
Médium: Online
Jazyk:angličtina
Vydáno: KIT Scientific Publishing 2021
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On-line přístup:ONIX_20210527_9783731510727_33
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Shrnutí:Martensite forms under rapid cooling of austenitic grains accompanied by a change of the crystal lattice. Large deformations are induced which lead to plastic dislocations. In this work a transformation model based on the sharp interface theory, set in a finite strain context is developed. Crystal plasticity effects, the kinetic of the singular surface as well as a simple model of the inheritance from austenite dislocations into martensite are accounted for.