Corten-A耐候钢在模拟污染海洋大气环境中的加速腐蚀相关性研究

冯亚丽,白子恒,陈利红,魏丹,张东玖,姚琼,吴俊升,董超芳,肖葵

Correlation of Indoor Accelerated Corrosion with Outdoor Exposure for Corten-A Weathering Steel in Polluted Marine Atmospheric Environments

Yali FENG,Ziheng BAI,Lihong CHEN,Dan WEI,Dongjiu ZHANG,Qiong YAO,Junsheng WU,Chaofang DONG,Kui XIAO

表3 万宁地区腐蚀失重量统计 (mass loss / (g·m-2))

Table 3 Statistic of corrosion mass loss in Wanning (mass loss / (g·m-2))

Test time Outdoor exposure 1%NaCl 2%NaCl 3.5%NaCl 5%NaCl 7%NaCl X0 X1 X2 X3 X4 X5 1 a (72 h) 385.83 210.50 180.73 142.09 120.66 142.25 2 a (144 h) 456.48 349.90 330.37 265.66 232.94 256.83 4 a (288 h) 540.00 581.63 603.90 496.71 449.72 463.73 8 a (576 h) 638.83 966.80 1103.92 928.69 868.23 837.27 12 a (864 h) 704.85 1301.48 1571.01 1339.21 1275.72 1182.97 16 a (1152 h) 755.80 1607.06 2017.94 1736.38 1676.21 1511.73