ISO 4520 Chromate Conversion Coatings on Electroplated Zinc and Cadmium Coatings First Edition; (PNS 680: 1990)
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ISO 4520 Document Information:
Title
Chromate Conversion Coatings on Electroplated Zinc and Cadmium Coatings First Edition; (PNS 680: 1990)
International Organization for Standardization
Publication Date:
Jan 1, 1981
Scope:
Scope and field of application
This International Standard specifies requirements relating to chromate conversion coatings on zinc and cadmium 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.
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