铜铝层状复合板中性盐雾腐蚀行为研究

张艺凡, 袁晓光, 黄宏军, 左晓姣, 程禹霖

Corrosion Behavior of Cu-Al Laminated Board in Neutral Salt Fog Environment

ZHANG Yifan, YUAN Xiaoguang, HUANG Hongjun, ZUO Xiaojiao, CHENG Yulin

表4 电化学阻抗等效电路拟合数据

Table 4 Fitting values of various parameters based on AC impedance spectrum

Time / h Rs / Ω·cm2 CPEdl / Ydl / Ω-1·cm-2·sn Rct / Ω·cm2 0 8.2 4.8×10-5 1.0×104 24 7.3 1.7×10-4 1.9×103 144 31.1 1.0×10-5 7.6×103 240 30.8 2.7×10-5 3.0×103