Ni-Cr-P化学镀层的制备与电化学腐蚀行为

孙硕, 杨杰, 钱薪竹, 常人丽

Preparation and Electrochemical Corrosion Behavior of Electroless Plated Ni-Cr-P Alloy Coating

SUN Shuo, YANG Jie, QIAN Xinzhu, CHANG Renli

表5 Ni-Cr-P镀层在0.5 mol·L-1硫酸溶液中的极化曲线和EIS拟合参数

Table 5 Fitting values of potentiodynamic polarization curves and EIS for Ni-P coating and Ni-Cr-P coating in 0.5 mol·L-1 H2SO4 solution

Coating EcorrV IcorrμA·cm-2 RpΩ·cm2 RfΩ·cm2 RctΩ·cm2 Ni-P -0.412 94.81 467 --- 441 Ni-Cr-P -0.158 4.850 7755 4658 4430