Electro Galvanized Barbed Iron Wire wire diameter: 12*12-15*15 process: galvanized or pvc coated Electro Galvanized Barbed Iron WireWire Materials: Galvanized steel wire, PVC coated iron wire in blue, green, yellow and other colors. Usage: Barbed Wire mainly serves in protecting of grass boundary, railway, highway and also widely used in military, jail, industry, agriculture, animal husbandry, ...