Q235钢在海南濒海同区域户外暴晒环境和棚下环境的腐蚀行为

王洪伦, 杨华, 蔡辉, 李博文

Corrosion Behavior of Q235 Steel by Outdoor Exposure and under Shelter in Atmosphere of Hainan Coastal

WANG Honglun, YANG Hua, CAI Hui, LI Bowen

表1 Q235钢各实验组平均失重及腐蚀深度

Table 1 Average masslessness and corrosion depth of Q235 steel test groups

Sample Number Environment Circle Average masslessness mg Corrosion depth D / μm 311 Outdoors/Circle 1 3.513±0.359 18.766±1.920 312 Outdoors/Circle 2 6.478±0.233 34.601±1.244 313 Outdoors/Circle 3 11.425±0.109 61.022±0.581 314 Outdoors/Circle 4 19.887±0.223 106.209±1.193 321 Shed/Circle 1 2.481±0.268 13.253±1.433 322 Shed/Circle 2 4.129±0.085 22.052±0.452 323 Shed/Circle 3 5.265±0.277 28.123±1.478 324 Shed/Circle 4 11.163±0.57 59.626±3.043