稀土元素对低碳钢中奥氏体-铁素体相变动力学的影响

郭飞, 郑成武, 王培, 李殿中

Effect of Rare Earth Elements on Austenite-Ferrite Phase Transformation Kinetics of Low Carbon Steels

GUO Fei, ZHENG Chengwu, WANG Pei, LI Dianzhong

图3 固溶RE对Fe-C合金和Fe-C-Si-Mn低碳钢中先共析铁素体相变开始温度点的影响

Fig.3 Effects of RE solution on phase transition temperature (a) The experimentally measured dilatometric curves of Fe-C-(RE) steels with or without RE addition at a cooling rate of 1℃/s, (b) The experimentally measured dilatometric curves of low-carbon steels with or without RE addition at a cooling rate of 1℃/s