Method for specifying requirements for chromium coatings usually of substantial thickness on ferrous and non-ferrous metals. Covers stress relief treatment before coating, the appearance, surface finish, thickness, hardness, adhesion and porosity of the coating, heat treatment after coating and sampling.
BS 4641:1986 history
2011BS EN ISO 6158:2011 Metallic and other inorganic coatings. Electrodeposited coatings of chromium for engineering purposes
2004BS EN ISO 6158:2004 Metallic coatings - Electrodeposited coatings of chromium for engineering purposes
1986BS 4641:1986 Method for specifying electroplated coatings of chromium for engineering purposes