BS EN 4729:2017
Current
The latest, up-to-date edition.
Aerospace series. Trivalent chromium based chemical conversion coatings for aluminium and aluminium alloys
Hardcopy , PDF
English
25-09-2017
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European foreword
1 Scope
2 Purpose of process
3 Normative references
4 Terms and definitions
5 Applicability and limitations of the process
6 Classification
7 Requirements
8 Main technical engineering requirements
9 Quality requirements
10 Quality assurance
11 Health, safety and environmental aspects
12 Designation
Defines trivalent chromium based chemical conversion coatings for aluminium and aluminium alloys.
| Committee |
ACE/65
|
| DevelopmentNote |
Supersedes 14/30301106 DC. (10/2017)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This European Standard specifies trivalent chromium based chemical conversion coatings for aluminium and aluminium alloys. It covers the application by bath but also by touch-up. It doesn’t give complete in house process instructions; these shall be given in the manufacturers detailed process instructions.
| Standards | Relationship |
| EN 4729:2017 | Identical |
| EN 9100:2009 | Quality Management Systems - Requirements for Aviation, Space and Defense Organizations |
| EN ISO 2409:2013 | Paints and varnishes - Cross-cut test (ISO 2409:2013) |
| EN ISO 9227:2017 | Corrosion tests in artificial atmospheres - Salt spray tests (ISO 9227:2017) |
| EN 4707:2014 | Aerospace series - Acid pickling of aluminum and aluminum alloy without hexavalent chromium |
| EN ISO 3892:2001 | Conversion coatings on metallic materials - Determination of coating mass per unit area - Gravimetric methods (ISO 3892:2000) |
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