粗糙表面高强铝合金导线疲劳寿命预测

宋文硕, 宋竹满, 罗雪梅, 张广平, 张滨

Fatigue Life Prediction of High Strength Aluminum Alloy Conductor Wires with Rough Surface

SONG Wenshuo, SONG Zhuman, LUO Xuemei, ZHANG Guangping, ZHANG Bin

图7 不同表面粗糙度对应的疲劳断口扩展区面积

Fig.7 Fatigue fracture expansion areas corresponding to different roughnesses (The yellow areas are expansion areas, and green areas are instantaneous fracture areas)