马  健¹，  王  猛²，  孙学军¹
（1 莱钢股份有限公司，莱芜271104; 2 莱钢建设公司，莱芜271100）

[摘要] 本文综述了钢结构腐蚀与防护发展现状，重点描述了钢结构的大气腐蚀、局部腐蚀、应力腐蚀的类型和机理，以及钢结构的防腐蚀措施，指出了钢结构腐蚀防护的发展方向。
[关键词] 钢结构；临界湿度；腐蚀；防护

Steel structure corrosion present situation and Protection development
Majian¹, WangMeng², SunXuejun¹
(1 Laiwu Steel Corporation, Laiwu 271104, China; 2 Laiwu Iron & Steel Incorporation State Construction, 271104, China)

Abstract: This article summarized the steel structure corrosion and the protection development present situation, described the steel structure atmospheric corrosion, the localized corrosion, the stresscorrosion type and the mechanism with emphasis, as well as the steelstructure corrosion preventing measure, has pointed out the steelstructure corrosion protection development direction.
Keywords: steelstructure; criticalhumidity; corrosion: protection