7 things you should know about corten steel

About corten steel

Corten steel is most popular materials widely used in architectural wall cladding system and architectural decoration projects, because its wonderful features: long durabilty,ecnomy in budget,become most workable metals comparing to other metals.

1. Corten steel is a name of weathering steel, it is called CORTEN or COR-TEN steel.
2. COR-TEN is a trademark of the United States Steel Corporation.
3. The key adding elements in the CORTEN steel is Cu, P, Ni,Cr
4. It is mainly used in railway, vehicle, bridge, tower, photovoltaic, high-speed engineering and other steel structures exposed to the atmosphere for a long time.
5. Corten steel will rust just like other normal steels.
6. Corten steel only rust the out-layer, the surface layer of rust act as a barrier and protects the steel from further corrosion
7. Different country has different standards for the CORTEN steel, but the basic percentage of key elements are similar to each other