... Width10-20mmWeight0.912-43.588kg/mSurface FinishedBlack or Galvanized Purlin is hot rolled coil by cold bending processing, thin wall, light weight ... as: I-Beam, Channel, Angle, H-Beam, C-Beam, Galvanized Steel Coil, Hot Rolled Steel Plate, Cold Rolled Steel Plate, Mild Steel ...