BS 6338:1982, ISO 4520-1981

Specification for chromate conversion coatings on electroplated zinc and cadmium coatings|Protective coatings, Chromates, Coatings, Corrosion protection, Zinc, Cadmium, Metal coatings, Electroplating, Corrosion resistance, Designations, Conversion coating Click the banner to get it at ONLY: GBP98.00