GCr15钢滚动轴承疲劳剥落失效过程中一种针状相的形成

程胜, 孙阳, 赵文辉, 栾义坤, 郑成武, 李殿中

Formation of a Needle-Like Structure when Surface Flaking Occurs During the Rolling Contact Fatigue of a GCr15 Bearing

CHENG Sheng, SUN Yang, ZHAO Wenhui, LUAN Yikun, ZHENG Chengwu, LI Dianzhong

图4 针状相的SEM像及其垂直截面的TEM像

Fig.4 SEM image of the needle-like structure (a) and the bright-field TEM image of the microstructure in the cross section indicated by the dashed line in Fig.4a (b) (The red arrows in Figs.4a and b indicate locations of the needle-like structures for observation, square area in Fig.4b presents the place for detailed microstructural analysis)