时效态Fe-Mn-Al-C钢的性能和变形机制

王萍, 郭爱民, 侯清宇, 郭云侠, 黄贞益, 光剑锋

Properties and Deformation Mechanism of Aged Fe-Mn-Al-C Steel

WANG Ping, GUO Aimin, HOU Qingyu, GUO Yunxia, HUANG Zhenyi, GUANG Jianfeng

图1 在不同温度时效12 h后实验钢的显微组织

Fig.1 Optical micrographs of the experimental steel after solution treated at different aging temperatures for 12 h (a) solid solution state; (b) aged at 450℃; (c) aged at 500℃; (d) aged at 550℃