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9. 0RE和0.03RE试验钢经氮化热处理后渗层硬度梯度曲线

Fig.9. Microhardness profiles in surface layer of the 0RE and 0.03RE tested steels after nitriding treatment