Double Wire Fence has simple structure ,firm and durable ,easy to install and difficult to fade,so mainly used in highway,railways,airports,railway stations,service areas,airports,ports and other fields.Using high quality of iron wire as raw material,the welded panel,after galvanized and podwer coated,is anti-corrosion and anti-oxidation.The thickness of powdecoated,100-200microns usually.The wire diameters are 6mm*2+5mm*1 or 8mm*2+6mm*1.