X80管线钢在不同pH值红壤模拟溶液中的腐蚀电化学行为

刘淑云, 王帅星, 杜楠, 王力强, 肖金华

Electrochemical Behavior of X80 Pipeline Steel in Simulated Red Soil Solutions with Different pH

LIU Shuyun, WANG Shuaixing, DU Nan, WANG Liqiang, XIAO Jinhua

表1 X80钢在不同pH值的红壤模拟溶液中的极化曲线拟合结果

Table1 Fitted results of polarization curves for X80 steel in simulated red soil solutions with different pH values

pH icorr / (Acm-2) Ecorr / V 5.5 1.367×10-6 -0.3604 5.0 1.691×10-6 -0.4204 4.5 1.868×10-6 -0.4157 4.0 2.928×10-6 -0.4102 3.5 6.700×10-6 -0.5101 3.0 1.130×10-5 -0.6403