Defines the plating of a Zinc-Nickel (12% to 16%) alloy on mechanical parts and fasteners in steels (R[m] <= 1450 MPa), stainless steels (R[m] <= 1450 MPa), copper alloys, nickel alloys and aluminium alloys (not applicable for electrical components), as well as the passivation and lubricant finishing that can be associated to them.