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9 450℃时效钢拉伸变形后位错结构的TEM像
Fig.9 TEM image of dislocation structure of experimental steel after tensile deformation (a) microband; (b) dislocation wall