NS EN 13308 : 1ED 2003
Current
The latest, up-to-date edition.
TANKS FOR TRANSPORT OF DANGEROUS GOODS - SERVICE EQUIPMENT FOR TANKS - NON PRESSURE BALANCED FOOTVALVE
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Functions
5 Design characteristics
5.1 Pressure rating
5.2 Dimensions
5.3 Mounting
5.4 Bottom loading flow characteristics
5.5 Actuation
5.6 Break-away security
5.7 Temperature range
5.8 Materials of construction
5.9 Electrical resistance
5.10 Strainer
6 Tests
6.1 General
6.2 Production tests
6.3 Type tests
7 Marking
8 Installation, operating and maintenance recommendations
Annex A (normative) Footvalve to tank mounting flange dimensions
Annex B (normative) Footvalve run-off flange dimensions
Annex C (normative) Footvalve run-off flange dimensions (square)
Annex D (normative) Break-away test positions
Annex E (informative) Break-away test apparatus
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