稀土元素对中碳钢组织、力学性能和渗氮的影响
桂伟民(), 刘义, 张晓田, 何亮亮, 王晔, 王元栋, 贺尔康, 王梦梦
Effect of Rare Earth Addition on Microstructure, Mechanical Property and Nitriding Performance of a Medium Carbon Steel
GUI Weimin(), LIU Yi, ZHANG Xiaotian, HE Liangliang, WANG Ye, WANG Yuandong, HE Erkang, WANG Mengmeng

图7. 0RE和0.03RE试验钢的纵截面的金相组织和扫描电镜组织

Fig.7. Optical micrographs and SEM micrographs showing the longitudinal-sectional microstructure of the 0RE and 0.03RE tested steels: (a, c) 0RE; (b, d) 0.03RE