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EN 4827:2019

Aerospace series - Hexavalent chromium free anodizing of aluminium and aluminium alloys EN 4827:2019

Publication date:   Jan 15, 2020

General information

90.93   Standard confirmed   Jan 21, 2025

CEN

ASD-STAN Aerospace

European Norm

49.025.20   Aluminium | 49.040   Coatings and related processes used in aerospace industry

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Scope

This document defines the requirements for hexavalent chromium free anodizing of aluminium and aluminium alloys for corrosion protection, bonding and painting.
Hard anodizing and plasma electrolytic anodizing (micro-arc oxidation) are not covered by this document.
The purpose of this document is to give design, quality and manufacturing requirements. It does not give complete in-house process instructions; these are given in the processors detailed process instructions.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 4827:2017

NOW

PUBLISHED
EN 4827:2019
90.93 Standard confirmed
Jan 21, 2025

REVISED BY

PUBLISHED
EN 4827:2024




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