What is BS EN 4827- Hexavalent chromium free anodizing for aluminium about?
BS EN 4827 is a standard that covers technical specifications for hexavalent chromium free anodizing for aluminium and aluminium alloys for aerospace applications which enhances corrosion resistance and longevity.
BS EN 4827 defines the requirements for hexavalent chromium free anodizing of aluminium and aluminium alloys for corrosion protection, bonding and painting.
BS EN 4827 gives design, quality and manufacturing requirements. It does not give complete in-house process instructions; these are given in the processors detailed process instructions.
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BS EN 4827:2019 history
2019BS EN 4827:2019 Aerospace series. Hexavalent chromium free anodizing of aluminium and aluminium alloys
2017BS EN 4827:2017 Aerospace series. Hexavalent chromium free anodizing of aluminium and aluminium alloys