SANS 4520 : 1ED 1981(R2013)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CHROMATE CONVERSION COATINGS ON ELECTROPLATED ZINC AND CADMIUM COATINGS
11-03-2023
11-23-2012
Describes requirements relating to chromate conversion coatings on zinc and cadmium intended to give protection against corrosion.
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