... , 1X19 1. Galvanzied steel wire strand forground wires, steel core for ACSR, Stay wires ,Guy wires, Messengers2. Specification: ... 1X7, 3.00---12.60MM 1X19, 5.00---19.00MM3. Standard: ASTM-4751X7:ItemSizeSize(mm)QuantityPackageMin. ... 2000M, 1524M(5000FT) PER ONE PLYWODE REEL5. Application: Steel core wire for ACSR, POWER CABLE, OVERHEAD CONDUCTORS, TELECOMMUNICATION CABLE, ...