镁合金电弧熔丝增材制造技术研究现状与展望

黄科, 李新志, 方学伟, 卢秉恒

State-of-the-Art Progress and Outlook in Wire Arc Additive Manufacturing of Magnesium Alloys

HUANG Ke, LI Xinzhi, FANG Xuewei, LU Bingheng

图2 WAAM成形镁合金的冶金缺陷、非均匀组织和力学性能[21~24,26]

Fig.2 Technical challenges of WAAM Mg alloys (a) metallurgical defects (BD—building direction, TD—travelling direction, ND—normal direction)[21,22] (b) inhomogeneous microstructure (MPC—melt pool center, HAZ—heat affected zone, MPB—melt pool boundary)[23,24] (c) mechanical properties[24,26]