A356铝合金扫描式微弧氧化涂层的成膜过程及耐腐蚀性能*

夏伶勤,韩建民,杨莎,杨智勇,李卫京

Growth Process of Scanning Microarc Oxidation Coatings on A356 Alloy and their Corrosion Resistance

Lingqin XIA,Jianmin HAN,Sha YANG,Zhiyong YANG,Weijing LI

图2 (a)SMAO(电极距离5、10 mm)和CMAO微弧氧化过程中电压-时间变化曲线; (b)为(a)的局部放大图

Fig.2 (a) Voltage-time response curves for SMAO and CMAO for A356 alloy; (b) Details of the ?rst 20 s of the responses of (a)