形变条件下过冷奥氏体组织转变特征

1.北京科技大学材料科学与工程学院,北京,100083

2.北京科技大学材料科学与工程学院,北京,100083

3.北京科技大学材料科学与工程学院,北京,100083

4.北京科技大学材料科学与工程学院,北京,100083

基金项目: 科技部科研项目(973-15-6)

Microstructural Evolution of Undercooled Austenite During Deformation

结合过冷奥氏体形变的真应力-真应变变化特征和显微组织观察,对Q235钢冷奥氏体的形变过程进行了深入分析,讨论了不同阶段的形变特点,并初步讨论了形变强化铁素体相变和铁素体动态再结晶在获得均匀、超细、等轴的铁素体组织方面所起的作用.

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