This part of this European Standard specifies the requirements for the mass other properties and testing of non-ferrous metal coatings on steel wire and steel wire products of circular or other cross-section. This European Standard deals with requirements of general application and is of use for those coatings for which no particular requirement have been laid down in the following parts (2 to 6). Deviations are possible, particularly if required for well defined products. In such case, appropriate requirements shall be part of the relevant product standard.