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4 X20Co和X20CoRE耐热钢在不同温度回火后的SEM照片 |
Fig.4 Microstructure of X20Co (a, c, e) and X20CoRE (b, d, f) heat resistant steels quenched at 1130℃ and tempered at 530℃ (a, b), 630℃ (c, d) and 680℃ (e, f) |
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