... 1*19, 1*37 Galvanized steel wire strand for ground wires, steel core for ACSR, stay wires, guy wires, messengers. This products ... accuracy, high mass of zinc coating, uniform in diameter and free from all surface imperfections, long service life as ... aerial self-support cables, the construction of transmit electricity and transformer, telecommunication etc. The applicable standard is ASTM, ISO, BS, ...