Material:steel or iron, galvanized or PVC coated
Surface treatment: Galvanized and PVC Coated
galvanized inchude hot-dip galvanize and electric galvanize
PVC coated include PVC spray and PVC coating
colors: green,blue,white,yellow etc
Usage:Widely used for road,railway,airport,residance,seaport,gardon, feeding and
farming.