Q235钢/导电混凝土在3种典型土壤环境中腐蚀的灰色关联度分析

唐荣茂, 朱亦晨, 刘光明, 刘永强, 刘欣, 裴锋

Gray Correlative Degree Analysis of Q235 Steel/conductive Concrete Corrosion in Three Typical Soil Environments

TANG Rongmao, ZHU Yichen, LIU Guangming, LIU Yongqiang, LIU Xin, PEI Feng

表3 试样在3种典型土壤中腐蚀45 d后的极化曲线拟合参数

Table 3 Fitting parameters of polarization curves of sample after 45 d of corrosion in three typical soils

Sample Icorr / A·cm-2 Ecorr / V βa / V·dec-1 βc / V·dec-1 Saline-alkali soil 3.770×10-7 -0.869 2.047 7.928 Yellow brown soil 3.819×10-7 -0.846 3.903 6.507 Red soil 2.752×10-6 -0.742 4.515 5.550