This International Standard specifies dimensional requirements for electroplated fasteners of steel or copper alloy. Itspecifies coating thicknesses and gives recommendations for hydrogen embrittlement relief for fasteners with hightensile strength or hardness and for surface-hardened fasteners.This International Standard primarily concerns the electroplating of threaded fasteners, but it may also be applied toother threaded parts. For the applicability to screws that cut or form their own mating threads, see clause 8. The specifications given in this International Standard may also be applied to non-threaded parts such as washersand pins.