L Profile 1.Grade:SS400 A36 Q235 Q345 S235JR ST37 , etc 2.Thickness:3.0-24mm 3.Width:16-200m 4.Length:5.8-12m L Profile 1.Grade:SS400 A36 Q235 Q345 S235JR ST37 , etc 2.Thickness:3.0-24mm 3.Width:16-200mm4.Length:5.8-12mL profile is widely used in various building structure and engineering structure, such as beam, bridges, transmission tower, lifting transportation machinery, ship, industrial ...