Round non-alloy steel wires for locked coil mine winding ropes -- Specifications
Specifies: a) the dimensional tolerances; b) the mechanical characteristics; c) the conditions with which coatings, if any, shall comply; d) the conditions of sampling and control. Applies to round, bright or zinc-coated wires of nominal diameters between 1 mm and 3,5 mm.
A standard is reviewed every 5 years
Revisions / Corrigenda