1. Structural steel
It is mainly used for the production of steel structures, bridges, ships and vehicles.
2. Weathering steel
The addition of special elements (P, Cu, C, etc.) has good corrosion resistance and atmospheric corrosion resistance, and is used in the production of containers, special vehicles, and also for building structures.
3. Hot rolled special steel
Carbon steel, alloy steel and tool steel for general mechanical structure are used in the production of various mechanical part...