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20 WAAM制备的GW系镁合金在热处理过程中的微观组织演变示意图[26]

Fig.20 Schematics illustrating the mechanisms of microstructure evolution during WAAM process and heat treatment[26] (a) non-equilibrium solidification process (b) as-deposited sample (c) solution treated sample (d) ageing treatment at 150 oC for 96 h (e) ageing treatment at 200 oC for 58 h (f) ageing treatment at 250 oC for 16 h