... Galvanized Steel Wire 1)Material: 45#, 55#,60#, 70#, 75#,SWRH72A, 72B, 82B, 65Mn 2) Diameter range: 0.3-5.0mm Galvanized steel wire rope ... ,Ungalv steel wire rope,Stainless wire rope.Standard: GB/T8918-1996, GB 1102-74 ... +FC,6×36S+IWR4.Suitable for vertical well drilling goisting, cage channel of vertical well drilling, port load and unload derrick ...