... GB, JIS, etcGradeSS400 A36 Q235 Q345 S235JR ST37, etcEqual Steel Angle Type:2#-20#Thickness: 3.0-24mmWidth: 20-200mmLength:5.8- ... 12mWeight: 0.889-71.168kg/mUnequal Steel Angle Type:2.5/1.6-20/12.5Thickness: 3.0-18mmLong ... I-Beam, Channel, Angle, H-Beam, C-Beam, Galvanized Steel Coil, Hot Rolled Steel Plate, Cold Rolled Steel Plate, Mild Steel Plate, Structure Steel, difference kind of ...