微量Ce元素对高铬高钴型马氏体耐热钢力学性能的影响

王琨, 杨仁贤, 蔡欣, 郑雷刚, 胡小强, 李殿中

Effects of Trace Ce on Mechanical Properties of a Ferritic/Martensitic Heat Resistant Steel Containing High Cr and Co

WANG Kun, YANG Renxian, Cai Xin, ZHENG Leigang, HU Xiaoqiang, LI Dianzhong

图6 X20Co和X20CoRE耐热钢的室温力学性能

Fig.6 Tensile strength (a), yield strength (b), elongation (c) and impact energy (d) tested at room temperature of the X20Co and X20CoRE steels tempered at different temperatures