回火温度对含 δ 铁素体高铝中锰钢力学性能和显微组织的影响

沈国慧, 胡斌, 杨占兵, 罗海文

Influence of Tempering Temperature on Mechanical Properties and Microstructures of High-Al-Contained Medium Mn Steel Having δ-Ferrite

SHEN Guohui, HU Bin, YANG Zhanbing, LUO Haiwen

图2 不同温度回火试样变形前后残余奥氏体体积分数和奥氏体转化量、变形前奥氏体中C含量以及bcc相位错密度的变化和增量

Fig.2 Variation of volume fraction of retained austenite (RA), transformation ratio of RA (HR—hot rolling) (a), carbon content in austenite (Cγ ) before deformation (b), and dislocation density of bcc phase and its increment (c) in T300, T400, T500, T600, and T700 samples