腐蚀形貌对镁合金电化学阻抗谱特征的影响研究

许诗源, 孟鑫, 杨亚璋, 刘辰, 张昭, 方晓祖

Effect of Corrosion Morphology on Electrochemical Impedance Spectroscopy Characteristics of Mg-alloy

XU Shiyuan, MENG Xin, YANG Yazhang, LIU Chen, ZHANG Zhao, FANG Xiaozu

图5 AZ31镁合金样品去除腐蚀产物后的腐蚀形貌

Fig.5 Corrosion morphology of AZ31 Mg-alloy samples after removal of corrosion products: (a) 3D morphology, (b, c) SEM of pitting corrosion area, (d, e) SEM of filiform corrosion area