基于海洋大气环境因素影响下的碳钢腐蚀特征研究

万晔, 宋芳龄, 李立军

Corrosion Characteristics of Carbon Steel in Simulated Marine Atmospheres

WAN Ye, SONG Fangling, LI Lijun

图4 NaCl沉积碳钢样品在紫外光线辐照 (245和365 nm) 的净化空气中暴露24 h后的表面形貌,点蚀花纵向截面三维形貌及元素的纵向线扫描曲线

Fig.4 Surface images of carbon steel deposited with NaCl in the exposure chamber with cleaned air with 245 nm (a) and 365 nm (c) UVA light (0.15 W/m2) for 24 h respectively and corresponding to the 3D cross-sectional image with longitudinal line scans of O, Cl and Fe elemental distributions along the respectively yellow line passing through the corrosion swell (b, d)