稀土元素Ce对T15高速钢铸态组织与力学性能的影响

屠后田, 胡小强, 杨仁贤, 王谦, 李殿中

Influence of Cerium on Microstructure and Mechanical Properties of Cast T15 High Speed Steel

TU Houtian, HU Xiaoqiang, YANG Renxian, WANG Qian, LI Dianzhong

图9 两种不同Ce含量T15高速钢铸态的拉伸断口形貌

Fig.9 Morphology of tensile fracture of T15A (a, c) and T15Ce (b, d) HSSs