Flat products (plate) thickness and width than the length difference between the large flat-panel steel, generally thick × width × length specifications. Plate divided by the thickness of sheet, plate; divided into hot-rolled steel, cold rolled steel production methods; divided into galvanized sheet, tin plate, organic coated steel World Pipe network informed, and other surface features; use is divided into the bridge steel plate, boiler steel plate, shipbuilding plate, armor plate, automotive steel, electrical steel, etc.; divided into non-alloy steel plate, low alloy steel plate, steel plate according to the chemical composition of steel; finished steel sheet plate of the leaflet, but also successful volume strip World Steel Pipe News . Commonly used in China plate and pipe in the concept of plate, including the thick steel plate (with) thin sheet (strip) for coating plates and electrical steel.