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

表3 Franc3D模型参数

Table 3 Franc3D model parameters

Fatigue load spectrum Load / kN Stress ratio, R Frequency / Hz Load form Load Ⅰ 8 0.5 45 Sine wave Load Ⅱ 4 0.5 45 Sine wave