成品油输送管道微生物腐蚀案例分析

张斐, 王海涛, 何勇君, 张天遂, 刘宏芳

Case Analysis of Microbial Corrosion in Product Oil Pipeline

ZHANG Fei, WANG Haitao, HE Yongjun, ZHANG Tiansui, LIU Hongfang

表3 X60钢在几种不同体系中浸泡14 d后的动电位极化曲线拟合结果

Table 3 Fitted results of polarization curves of X60 steel in different solutions soaked after 14 d

Condition βa / V·dec-1 βc / V·dec-1 Ecorr, SCE / V Icorr / A·cm-2 Medium 64.36 -41.663 -0.745 3.02×10-7 Medium contains oil 18.69 -38.11 -0.759 5.69×10-7 SRB solution 177.12 -46.142 -0.813 7.11×10-7 SRB solution contains oil 225.24 -43.497 -0.950 2.41×10-6