镁合金选区激光熔化增材制造技术研究现状与展望

彭立明, 邓庆琛, 吴玉娟, 付彭怀, 刘子翼, 武千业, 陈凯, 丁文江

Additive Manufacturing of Magnesium Alloys by Selective Laser Melting Technology: A Review

PENG Liming, DENG Qingchen, WU Yujuan, FU Penghuai, LIU Ziyi, WU Qianye, CHEN Kai, DING Wenjiang

图4 SLM成形GZ112K合金的扫描速率-扫描间距(V-S)加工图，及3个加工区域对应的缺陷特征：孔洞缺陷、致密区、未熔合缺陷[79]

Fig.4 V-S process map for SLM of GZ112K alloy (a), and defect features corresponding to the three processing zones: pores defects (b), forming zones (c), and lack of fusion defects (d)[79] (V—scanning speed, S—hath spacing between adjacent laser scanning tracks)