小蓬草提取物对钢在HCl介质中的缓蚀作用

石成杰, 雷然, 邓书端, 徐娟, 邵丹丹, 郭青青, 李向红

Corrosion Inhibition of Erigeron canadensis L.Extract for Steel in HCl Solution

SHI Chengjie, LEI Ran, DENG Shuduan, XU Juan, SHAO Dandan, GUO Qingqing, LI Xianghong

图7 20℃时钢在不含和含有ECE的1.0 mol/L HCl溶液中的EIS及其等效电路

Fig.7 EIS of steel in 1.0 mol/L HCl solution without and with ECE at 20oC and equivalent circuit: (a) Nyquist plots, (b) Bode modulus, (c) Bode phase angle plots, (d) equivalent circuit