缺陷对激光选区熔化316L不锈钢疲劳性能的影响

冯枫, 杨冰, 陈东东, 王明猛, 肖守讷, 阳光武, 朱涛

Effect of Defects on High Cycle Fatigue Properties of Selective Laser Melting 316L Stainless Steel

FENG Feng, YANG Bing, CHEN Dongdong, WANG Mingmeng, XIAO Shoune, YANG Guangwu, ZHU Tao

图9 不规则形状缺陷的有效尺寸[29]

Fig.9 Estimation method for the effective size of irregularly shaped defects and defects near surface. (a)irregularly shaped internal defect; (b)irregularly shaped surface defect; (c)irregularly shaped internal defect in interaction with surface; (d)interacting adjacent two surface defects