缝隙腐蚀内部微区离子浓度监测的研究进展

白一涵, 张航, 朱泽洁, 王疆瑛, 曹发和

Research Progress of Monitoring Ion Concentration Variation of Micro-areas in Corrosion Crevice Interior

BAI Yihan, ZHANG Hang, ZHU Zejie, WANG Jiangying, CAO Fahe

图10 201不锈钢在1 mol/L NaCl溶液 (pH=4.00，缝隙宽度为500 μm) 中，探针距离缝口不同位置处pH随时间的演化图

Fig.10 Evolution of the pH value of 201 stainless steel in 1 mol/L NaCl solution (pH=4.00, crevice width 500 μm) with time at different positions from the crevice mouth