Ca-P涂层和Sr-P涂层对脉冲磁场下凝固的Mg-Zn-Zr-Gd合金耐蚀性的影响

毛训聪, 陈乐平, 彭聪

Effect of Chemical Conversion Coatings Ca-P and Sr-P on Corrosion Resistance of Mg-Zn-Zr-Gd Alloy Cast After Solidifying by Pulsed Magnetic Field

MAO Xuncong, CHEN Leping, PENG Cong

表2 动电位极化曲线的Tafel拟合结果

Table 2 Tafel fitting results of the dynamic potential polarization curve

Sample Ecorr / V vs SCE Icorr / A·cm-2 M1 -1.70 4.25×10-6 M9 -1.68 3.42×10-6 Ca-P-M1 -1.28 2.35×10-6 Ca-P-M9 -1.26 9.24×10-7 Sr-P-M1 -1.49 1.45×10-8 Sr-P-M9 -1.41 1.09×10-8