Повучен
Specifies requirements for the mass, quality and testing of zinc coatings on steel wire of circular cross-section. Gives definitions, coating requirements, test requirements. Annexes A and B contain a volumetric method and a gravimetric method, respectively, for determination of mass of zinc deposited per unit surface area.
ПОВУЧЕН
ISO 7989:1988
95.99
Повучен
17. 1. 2007.