天然海水中硝酸盐的添加对EH40钢腐蚀的影响

吴佳佳, 徐鸣, 王鹏, 张盾

Impact of Nitrate Addition on EH40 Steel Corrosion in Natural Seawater

WU Jiajia, XU Ming, WANG Peng, ZHANG Dun

图4 EH40钢在添加不同浓度硝酸盐的海水中浸泡不同时间的表面腐蚀产物SEM形貌

Fig.4 SEM images of surface corrosion products of EH40 steel immersed in seawater added with 0 (a1-e1), 0.1 (a2-e2), 1 (a3-e3), 10 (a4-e4) and 100 (a5-e5) mmol/L nitrate for 1 (a1-a5), 2 (b1-b5), 4 (c1-c5), 8 (d1-d5) and 12 (e1-e5) weeks