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11 热变形样品经850℃保温1 h后样品内部孔洞附近区域的SEM像及元素EDS线扫描分析
Fig.11 SEM image (a), and EDS line scanning analyses from line AD (b) and EG (c) of the voids of the thermal deformation sample soaking at 850oC for 1 h (MZ, M'Z—matrix zones; VZ—void zone; HZ—healed zone; CZ, C'Z—carbide zones)