桥梁钢Q345q在3种模拟大气环境中的腐蚀行为研究

郭铁明,张延文,秦俊山,宋志涛,董建军,杨新龙,南雪丽

Corrosion Behavior of Q345q Bridge Steel in Three Simulated Atmospheres

Tieming GUO,Yanwen ZHANG,Junshan QIN,Zhitao SONG,Jianjun DONG

表2 双对数线性拟合结果

Table 2 Fitting values of A and n in equation (3)

Corrosive medium First step Second step A n R2 A n R2 Deicing salt 0.0129 1.0426 0.9871 0.0464 0.7990 0.9984 NaHSO3 0.0869 1.8939 0.9835 0.2177 0.8291 0.9782 Mixed solution 0.0038 1.5039 0.9892 0.5331 0.4864 0.9999