SA210C钢在涂覆不同质量比混合盐膜下的高温腐蚀行为

占阜元, 刘宣义, 黄世福, 刘帅岐, 徐媛媛, 潘喜桂, 何华林, 刘光明

Corrosion Behavior of SA210C Steel Beneath Deposit Film of Mixed Salts Na2SO4-NaCl in Air at 600oC

ZHAN Fuyuan, LIU Xuanyi, HAUNG Shifu, LIU Shuaiqi, XU Yuanyuan, PAN Xigui, HE Hualin, LIU Guangming

表1 氧化增重曲线拟合方程相关参数

Table 1 Fitting parameters of the oxidation mass gains of SA210C steel

Mixed salt film Fitting equation R2 Na2SO4∶NaCl = 3∶1 Δm2 = 0.12073t + 0.06957 0.99799 Na2SO4∶NaCl = 1∶1 Δm2 = 0.40358t－0.37825 0.99771 Na2SO4∶NaCl = 1∶3 Δm2 = 0.85023t－0.56406 0.99223