武汉地铁钢轨在典型隧道环境中的腐蚀现状分析
Corrosion Survey of Subway Rails in Typical Tunnel Environments at Wuhan Region of Central China
武汉地铁钢轨在典型隧道环境中的腐蚀现状分析 |
| 庞涛, 刘静, 黄峰, 李闯, 赵国知, 黄先球, 郑建国, 程鹏 |
|
Corrosion Survey of Subway Rails in Typical Tunnel Environments at Wuhan Region of Central China |
| PANG Tao, LIU Jing, HUANG Feng, LI Chuang, ZHAO Guozhi, HUANG Xianqiu, ZHENG Jianguo, CHENG Peng |
| 图10 水泥覆盖环境钢轨腐蚀机理示意图 |
| Fig.10 Schematic diagram of rail corrosion of cement covered environmental: (a) corrosive ions, oxygen and water contact the rail surface through concrete, resulting in comprehensive corrosion of the oxide layer and substrate, (b) the corrosion products at the junction of substrate and oxide layer are γ-FeOOH and spherical Ca(OH)2 |
|
|