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

Standard No.

ISO 4520:1981

Release Date

1981

Published By

International Organization for Standardization (ISO)

Latest

ISO 4520:1981

Scope

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.

ISO 4520:1981 history

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