5083铝合金表面单致密微弧氧化膜的制备及其性能研究
曹京宜, 方志刚, 陈晋辉, 陈志雄, 殷文昌, 杨延格, 张伟

Preparation and Properties of Micro-arc Oxide Film with Single Dense Layer on Surface of 5083 Aluminum Alloy
CAO Jingyi, FANG Zhigang, CHEN Jinhui, CHEN Zhixiong, YIN Wenchang, YANG Yange, ZHANG Wei
表4 极化曲线拟合结果
Table 4 Fitting results of polarization curves
Thickness / μm

Corrosion Current

A·cm-2

Corrosion potential

V

Polarization resistance

Ω·cm2

Passive Active
301.7×10-7-0.9875.4×106Active
602.1×10-9-0.7311.4×107Active
908.5×10-10-0.7756.7×108Passive