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21 WAAM制备的AZ31镁合金经过激光冲击处理后沿深度方向分布的梯度微观组织[48]

Fig.21 Representative TEM characterization results of the laser shock peening treated specimen at depths of 10 μm (a, b), 30 μm (c, d), 100 μm (e, f), and 200 μm (g, h)[48] (NC—nanocrystallisation, SPD—severe plastic deformation, MPD—medium plastic deformation, DT—dislocation tangle, MT—mechanical twin, DW—dislocation wall)