M50轴承钢热变形过程中孔洞形成及演化机制
侯志远, 刘威峰, 徐斌, 孙明月, 时婧, 任少飞

Formation and Evolution Mechanism of Voids in M50 Bearing Steel During Thermal Deformation
HOU Zhiyuan, LIU Weifeng, XU Bin, SUN Mingyue, SHI Jing, REN Shaofei
图4 M50轴承钢铸态样品经1100℃、0.1 s-1和30%热变形处理后的OM和SEM像
Fig.4 OM (a) and SEM (b) images of the M50 bearing steel after hot deformation treatment at 1100oC, 0.1 s-1, and 30%