The basic material is wire rod, which is cold-drawn into wire of different diameters and strength grades.
The most common grades are:
|Wire tensile strength grades||
The wire is either untreated (bright), galvanised or stainless. Galvanised wire gives the rope greater protection for corrosive environments. For extreme cases a stainless rope is used. Steel wire ropes can also be provided with plastic impregnation.