AZ91镁合金和MAO涂层的点蚀行为研究

刘玉项, 徐安阳

Characterization of Pitting Corrosion Behavior of AZ91 Mg-alloy without and with MAO Coating

LIU Yuxiang, XU Anyang

图5 AZ91镁合金和MAO涂层的循环极化曲线上A,B和C三点对应的腐蚀形貌及实时氢气释放情况

Fig.5 OM corrosion morphologies of AZ91 Mg-alloy (a-c) and MAO coating (d-f) at the points A (a, d), B (b,e) and C (c, f) on CPDP curves (the inserted images presents the hydrogen evolution)