BS EN 12487:2007 Corrosion protection of metals. Rinsed and non-rinsed chromate conversion coatings on aluminium and aluminium alloys
BS EN 12487 specifies requirements for rinsed and non-rinsed chromate conversion coatings on aluminium and aluminium alloys intended to protect against corrosion and serve as a base for other coatings.
Contents of BS EN 12487:
- Foreword
- Scope
- Normative references
- Information to be supplied by the purchaser
- Coating types and designation
- Coating types
- Conversion coating designation
- Sampling
- Coating requirements
- General
- Electrical insulation
- Adhesion
- Coating mass per unit area
- Coating identification
- Corrosion resistance
- Process systems
- After-treatments
- Analytical methods for the determination of the coating mass and for the identification of
- chromium, phosphorus and zinc
- Testing of the layer composition
- Bibliography