NaHSO3 添加对445J2铁素体不锈钢在NaCl溶液中腐蚀行为影响研究

NaHSO₃ 添加对445J2铁素体不锈钢在NaCl溶液中腐蚀行为影响研究

张晶晶, 张震, 赵占勇, 白培康, 周杰

Effect of NaHSO₃ Addition on Corrosion Behavior of 445J2 Ferritic Stainless Steel in NaCl Solution

ZHANG Jingjing, ZHANG Zhen, ZHAO Zhanyong, BAI Peikang, ZHOU Jie

表1 445J2铁素体不锈钢在两种溶液中动电位极化曲线的拟合结果

Table 1 Fitting results of potentiodynamic polarization curves of 445J2 ferritic stainless steel in two solutions

Solution	I_corr / nA·cm^-2	E_{corr, SCE} / mV	E_{pit, SCE} / mV
0S	88.3 ± 4.9	-200.8 ± 25.7	750.0 ± 18.5
0.05S	1297.0 ± 106.6	-495.1 ± 37.3	575.7 ± 20.1