... , IEC888 SPE: 1X7, 1X19 1. Galvanzied steel wire strand forground wires, steel core for ACSR, Stay wires ,Guy wires, ... Messengers2. Specification: 1X7, 3.00---12.60MM 1X19, ... Steel core wire for ACSR, POWER CABLE, OVERHEAD CONDUCTORS, TELECOMMUNICATION CABLE, MESSENGER WIRE, EARTH WIRE, STAY WIRE, GUY WIRE, FENCE ETC.... GALVANIZED STEEL ...