NEN ISO 3160-2 : 2016
Current
Current
The latest, up-to-date edition.
WATCH-CASES AND ACCESSORIES - GOLD ALLOY COVERINGS - PART 2: DETERMINATION OF FINENESS, THICKNESS, CORROSION RESISTANCE AND ADHESION
Published date
12-01-2013
Publisher
Defines methods to determine fineness, thickness, corrosion resistance and adhesion for gold alloy coverings on watch-cases and accessories, including bracelets when they are permanently attached to the case.
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