<strong>316L</strong>不锈钢非比例路径疲劳失效的微观机理

316L不锈钢非比例路径疲劳失效的微观机理

金丹, 韩高枫, 龙浩跃, 金铠

Micromechanism of Fatigue Failure under Non-proportional Loading for 316L Stainless Steel

JIN Dan, HAN Gaofeng, LONG Haoyue, JIN Kai

图4 不同应变范围下疲劳断口附近的位错结构

Fig.4 Dislocation structure near fatigue fracture for different equivalent strain ranges (a) (b) $? ε_{e q} = 0.7 %$ , (c) (d) $? ε_{e q} = 1.0 %$