... till 38.0mm, its structure:18X7,19X7,35X7,etc. Steel wire rope Construction:35W*7 Diameter:6-40mm Nominal tensile stregth ... :1570,1670,1770,1870,1960MPa Non-rotating steel wire rope Product Detail Steel Gradehig carbon steel 65#70 ... product description Tensile strength1570,1670,1770,1870,1960MPaOEM or not non-rotating steel wire rope