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Norm

ISO 4520:1981

Issue date: 1981 10 01

Chromate conversion coatings on electroplated zinc and cadmium coatings

Specifies requirements relating to coatings intended to give protection against corrosion. Finishes for giving particular colours only or specifically to improve paint ad...
Valid

Specifies requirements relating to coatings intended to give protection against corrosion. Finishes for giving particular colours only or specifically to improve paint adhesion are not covered by this International Standard. Gives furhermore the method of application of chromate conversion coatings and a classification.