高镍钢和传统耐候钢在马尔代夫严酷海洋大气环境中的腐蚀行为研究

程多云,赵晋斌,刘波,姜城,付小倩,程学群

Corrosion Behavior of High Nickel and Conventional Weathering Steels Exposed to a Harsh Marine Atmospheric Environment at Maldives

Duoyun CHENG,Jinbin ZHAO,Bo LIU,Cheng JIANG,Xiaoqian FU,Xuequn CHENG

表2 传统耐候钢和高镍钢的腐蚀产物横截面不同位置处的元素组成

Table 2 Chemical compositions of different locations of corrosion products of the exposed WSs (mass fraction / %)

Point Fe Cl Si Ni Cr a 59.72 3.26 0.76 0.54 1.01 b 59.16 2.06 0.60 0.37 1.18 c 65.33 1.85 0.71 0.19 0.65 d 62.49 2.01 0.44 0.17 0.36 e 58.34 0.95 0.74 3.36 0.82 f 58.26 1.46 0.36 3.12 0.64 g 58.45 2.47 0.40 2.28 0.24