新型高强稀土Al-Zn-Mg-Cu-Sc铝合金的阳极氧化及其抗腐蚀性能研究

王英君, 刘洪雷, 王国军, 董凯辉, 宋影伟, 倪丁瑞

Investigation of Anodic Film on a Novel RE-containing Al-Alloy Al-Zn-Mg-Cu-Sc

WANG Yingjun, LIU Honglei, WANG Guojun, DONG Kaihui, SONG Yingwei, NI Dingrui

表2 极化曲线的拟合结果

Table 2 Fitting results of polarization curves

Sample Ecorr / VSCE Icorr / μA·cm-2 Al substrate -0.87 10.62 Anodic film -0.71 9.96×10-2 Sealed-pore anodic film -0.61 1.09×10-3