... :1270mpa~1570mpa 4.Used for:communication cables Galvanized Steel Wire1.Diameter:1.57mm~4.0mm2.Standard:GB,ASTM3.Strength:1270mpa~1570mpa4 ... surface coating, fastened with ferrous metal, suitable for extreme conditions in particular, long life of service available,less structure extension, corrossion ... , bolting and fixing articles and communication cables and overhead ground wire. Galvanized Steel ...