... .Diameter:1.57mm~4.0mm 2.Standard:GB,ASTM 3.Strength:1270mpa~1570mpa 4.Used for:communication cables Galvanized Steel Wire1 ... ~1570mpa4.Used for:communication cablesHigh tensile strength, tru-laid, well-aligned, vertically hot dip galvanized surface coating, fastened with ferrous metal, suitable for ...