珠光体重轨钢疲劳裂纹尖端的应力应变场

岑耀东, 计春娇, 包喜荣, 王晓东, 陈林, 董瑞

Stress-Strain Field at the Fatigue Crack Tip of Pearlite Heavy Rail Steel

CEN Yaodong, JI Chunjiao, BAO Xirong, WANG Xiaodong, CHEN Lin, DONG Rui

图6 三种试样的扫描电镜显微组织

Fig.6 SEM microscopic structure of three samples (a) 1# sample; (b) 2 # sample; (c) 3# sample