Article ID Journal Published Year Pages File Type
1499736 Scripta Materialia 2011 4 Pages PDF
Abstract

The factors leading to the room temperature stabilization of austenite were investigated for an ultrafine-grained 6 mass% Mn transformation-induced plasticity steel. The size effect of ultrafine austenite grain and the partitioning of Mn to austenite during intercritical annealing were the two main contributions to the austenite stability. Mechanical stabilization of the austenite was not a factor contributing to the austenite stability due to the very low dislocation density of the austenite grains.

Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
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