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download between 0-24 hoursReleased: 1988
ISO 7989:1988
Zinc coatings for steel wire
CURRENCY
| Standard´s number: | ISO 7989:1988 |
| Pages: | 5 |
| Edition: | 1 |
| Released: | 1988 |
| Language: | English |
DESCRIPTION
ISO 7989:1988
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.