氢对2205双相不锈钢在3.5%NaCl溶液中缝隙腐蚀行为影响

汤熠鑫, 张飞, 崔中雨, 崔洪芝, 李燚周

Effect of Hydrogen on Crevice Corrosion Behavior of 2205 Duplex Stainless Steel in 3.5%NaCl Solution

TANG Yixin, ZHANG Fei, CUI Zhongyu, CUI Hongzhi, LI Yizhou

图5 3.5%NaCl溶液中2205双相不锈钢充氢不同时间后在不同极化电位下的恒电位极化曲线

Fig.5 Potentiostatic polarization curves of 2205 duplex stainless steel after hydrogen charging in 3.5%NaCl solution under different polarization potentials for 0 h (a), 2 h (b) and 6 h (c), and corresponding critical potentials of crevice corrosion (d)