高强度低合金厚钢板在模拟海洋大气环境中的腐蚀行为

胡聪怀, 周雯, 徐正兴, 张弦, 张莉芹, 张开广, 许可, 吴开明

Corrosion Behavior of High Strength Low Alloy Thick Steel Plates in Simulated Marine Atmospheric Environment

HU Conghuai, ZHOU Wen, XU Zhengxing, ZHANG Xian, ZHANG Liqin, ZHANG Kaiguang, XU Ke, WU Kaiming

表1 不同腐蚀产物XRD衍射峰面积

Table 1 Peak area of corrosion product diffraction patterns

Position Corrosion product Peak area of corrosion product diffraction patterns 6 h 24 h 72 h 168 h Surface α-FeOOH 102.4 604.5 740.6 1062.7 γ-FeOOH 357.0 991.1 1252.0 668.4 Fe3O4 161.3 427.9 353.6 346.4 α/γ* 0.198 0.426 0.461 0.474 Center α-FeOOH 121.5 1194.3 1759.0 965.7 γ-FeOOH 593.0 492.2 810.3 2349.6 Fe3O4 322.9 335.9 610.8 902.8 α/γ* 0.133 0.322 0.342 0.297