316L激光粉末床熔覆IN718偏析带形成过程的模拟

沈盟凯, 董太宁, 葛鸿浩, 石新升, 张群莉, 刘云峰, 姚建华

Simulation of the Formation Mechanism of Segregation Bands During IN718 Cladding on 316L Using Laser Powder Bed Fusion

SHEN Mengkai, DONG Taining, GE Honghao, SHI Xinsheng, ZHANG Qunli, LIU Yunfeng, YAO Jianhua

图11 不同时刻Fe元素的分布

Fig.11 Distributions of Fe element at t = 1.02 s (a), t = 1.03 s (b), t = 1.04 s (c), t = 1.05 s (d), t = 1.06 s (e), and t = 1.07 s (f) (Black lines show the contour lines of melt pool)