... , 4.galvanized 5.Highway, Port, Highway Secutiry Steel Fence1.Feature:high strength, fine steel, beautiful apperance,wide view, easy installation, bright. ... . Chain Link Fence4. BrassSurface Treatment1. Hot Dip Galvanised2. Hot Dip Galvanised Plus Polyester (PVC) Coating3. Hot Dip Polyester (PVC) Coating4. ... airport4. residential area5. port6. garden and farming,etc Highway Secutiry Steel Fence