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2 青岛地区腐蚀失重量统计 (mass loss / (g·m-2))

Table 2 Statistic of corrosion mass loss in Qingdao (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 (216 h) 535.45 471.03 470.15 383.09 342.27 362.88 2 a (432 h) 825.74 782.96 859.43 716.27 660.79 655.19 4 a (864 h) 1273.35 1301.48 1571.01 1339.21 1275.72 1182.97 8 a (1728 h) 1963.60 2163.37 2871.78 2503.93 2462.91 2135.90 12 a (2592 h) 2529.90 2912.24 4086.91 3610.76 3618.83 3017.77 16 a (3456 h) 3028.14 3596.04 5249.56 4681.61 4754.90 3856.45