Barbed Wire Galvanized steel wire, PVC coated iron wire protecting of grass boundary, railway, highway, etc Barbed Wire Wire Materials: Galvanized steel wire, PVC coated iron wire in blue, green, yellow and other colors.General Use ... , railway, highway, etc. TypeWire Gauge (SWG)Barb Distance (cm)Barb Length (cm)Electric Galvanized Barbed Wire; Hot-dip zinc plating barbed wire10# x 12#7 ...