极地冰覆盖下变温和恒温对高强钢腐蚀影响研究

彭文山, 辛永磊, 温杰平, 侯健, 孙明先

Effect of Variable- and Constant-Temperature on Corrosion Behavior of High Strength Steel under Polar Ice Cover

PENG Wenshan, XIN Yonglei, WEN Jieping, HOU Jian, SUN Mingxian

表1 冰覆盖下高强钢在不同温度大气环境中暴露1个月的EIS拟合结果

Table 1 Fitting results of EIS of ice covered high-strength steel after atmospheric exposure for one month at different temperatures

Temperature / ℃	R_s / Ω·cm²	Q_dl / F·cm²	N / 0 < n < 1	R_f / Ω·cm²	Q_f / F·cm²	N / 0 < n < 1	R_ct / Ω·cm²
-45	2.936	0.0001028	0.9345	3.452	0.001235	0.9337	18.52
-45--5	1.532	0.0005866	0.7899	13.68	0.003157	0.8138	58.45
-5	2.739	0.0004789	0.9145	8.423	0.003422	0.8891	34.57