带损伤环氧涂层钢筋在Cl-和碳化耦合作用下的腐蚀行为

魏洁, 魏英华, 李京, 赵洪涛, 吕晨曦, 董俊华, 柯伟, 何小燕

Corrosion Behavior of Damaged Epoxy Coated Steel Bars Under the Coupling Effect of Chloride Ion and Carbonization

WEI Jie, WEI Yinghua, LI Jing, ZHAO Hongtao, LV Chenxi, DONG Junhua, KE Wei, HE Xiaoyan

表2 3种不同表面钢筋在6种溶液中浸泡60 d的腐蚀情况

Table 2 Corrosion conditions of three different steel bars immersed in solutions S1~S6 for 60 d

Steel sample S1 S2 S3 S4 S5 S6 Bare Passivation Activation Passivation Activation Activation Activation Intact coated Unchanged Unchanged Unchanged Unchanged Unchanged Unchanged Damaged coated Passivation Activation Passivation Activation Activation Activation