NEN EN 2155-21 : 1989
Current
Current
The latest, up-to-date edition.
AEROSPACE SERIES - TEST METHODS FOR TRANSPARENT MATERIALS FOR AIRCRAFT GLAZING - PART 21: DETERMINATION OF RESISTANCE TO CRACK PROPAGATION (K FACTOR)
Published date
01-12-2013
Publisher
National foreword
Brief history
1. Scope and field of application
2. Definitions
3. Apparatus
4. Specimens
5. Conditioning
6. Procedure
7. Expression of results
8. Test report
National appendix A
Cooperating organizations
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