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BS EN 736-3:1999 Valves. Terminology - Definition of terms, 2002
- BRITISH STANDARD [Go to Page]
- National foreword
- EN title page
- Foreword
- Foreword to amendment A1
- Contents
- Introduction [Go to Page]
- 1 Scope
- 2 Normative references
- 3 Definitions [Go to Page]
- 3.1 Terms relating to pressure and temperature [Go to Page]
- 3.1.1 allowable pressure,
- 3.1.2 test pressure,
- 3.1.3 allowable temperature,
- 3.1.4 test temperature,
- 3.1.5 PN
- 3.1.6 class
- 3.1.7 allowable differential pressure
- 3.2 Terms relating to dimensions [Go to Page]
- 3.2.1 DN (nominal size)
- 3.2.2 NPS
- 3.2.3 face-to-face dimension, FTF
- 3.2.4 centre-to-face dimension, CTF
- 3.2.5 end-to-end dimension, ETE
- 3.2.6 centre-to-end dimension, CTE
- 3.2.7 travel
- 3.2.8 relative travel, h
- 3.2.9 rated travel
- 3.2.10 maximum travel
- 3.3 Terms relating to design [Go to Page]
- 3.3.1 full bore valve
- 3.3.2 clearway valve
- 3.3.3 reduced bore valve
- 3.3.4 symmetric valve
- 3.3.5 asymmetric valve
- 3.3.6 anti-static design
- 3.3.7 anti-blow out design
- 3.3.8 coating
- 3.4 Terms relating to flow characteristics [Go to Page]
- 3.4.1 flow coefficient,
- 3.4.2 rated flow coefficient
- 3.4.3 relative flow coefficient,
- 3.4.4 inherent flow characteristic
- 3.4.5 flow resistance coefficient, M
- 3.4.6 cavitation
- 3.5 Terms relating to operation [Go to Page]
- 3.5.1 operating torque
- 3.5.2 strength torque
- 3.6 Terms relating to tests [Go to Page]
- 3.6.1 type test
- 3.6.2 production test
- 3.6.3 acceptance test
- Annex A (informative) Glossary [Go to Page]