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ISO 4520:1981 ISO 4520:1981 Chromate conversion coatings on electroplated zinc and cadmium coatings

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Revision Date:
Updated On: April 01, 2002
Editorial Change:
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.

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