I.S. EN 13648-1:2008
Current
The latest, up-to-date edition.
CRYOGENIC VESSELS - SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES FOR CRYOGENIC SERVICE
Hardcopy , PDF
English
01-01-2008
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 General
4.2 Design
4.2.1 Design temperature
4.2.2 Drainage
4.2.3 Stem guiding
4.2.4 Inserts
4.2.5 Sublimating cryogens
4.3 Materials
4.3.1 General
4.3.2 Metallic materials
4.3.3 Corrosion resistance
4.3.4 Oxygen compatibility
4.3.5 Acetylene compatibility
4.3.6 Non-metallic materials
5 Testing
5.1 Production testing
5.2 Type testing for cryogenic service
5.2.1 General
5.2.2 Seat leakage test
5.2.3 Cryogenic tests
6 Determination of the certified derated coefficient of
discharge (K[dr])
7 Cleanliness
8 Marking
Annex ZA (informative) Relationship between this European
Standard and the Essential Requirements of EC
Directive 97/23/EC (PED)
Bibliography
Describes the requirements for the design, manufacture and testing of safety valves for cryogenic service, that is to say for operation with cryogenic fluids below -10 Degree C in addition to operation at ambient temperature.
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 13648-1:2008 | Identical |
| NBN EN 13648-1 : 2009 | Identical |
| UNE-EN 13648-1:2009 | Identical |
| NEN EN 13648-1 : 2008 | Identical |
| DIN EN 13648-1:2009-02 | Identical |
| BS EN 13648-1:2008 | Identical |
| NS EN 13648-1 : 2ED 2008 | Identical |
| UNI EN 13648-1 : 2009 | Identical |
| NF EN 13648-1 : 2009 | Identical |
| SN EN 13648-1 : 2009 | Identical |
| EN 1252-2:2001 | Cryogenic vessels - Materials - Part 2: Toughness requirements for temperatures between -80 °C and -20 °C |
| EN 13458-1:2002 | Cryogenic vessels - Static vacuum insulated vessels - Part 1: Fundamental requirements |
| ISO 4126-1:2013 | Safety devices for protection against excessive pressure — Part 1: Safety valves |
| ISO 6708:1995 | Pipework components Definition and selection of DN (nominal size) |
| EN 1797:2001 | Cryogenic vessels - Gas/material compatibility |
| ISO 4126-4:2013 | Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves |
| EN ISO 6708:1995 | Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995) |
| EN 12300 : 1998 AMD 1 2006 | CRYOGENIC VESSELS - CLEANLINESS FOR CRYOGENIC SERVICE |
| EN ISO 4126-4:2013 | Safety devices for protection against excessive pressure - Part 4: Pilot-operated safety valves (ISO 4126-4:2013) |
| EN 13530-1:2002 | Cryogenic vessels - Large transportable vacuum insulated vessels - Part 1: Fundamental requirements |
| EN 13648-3:2002 | Cryogenic vessels - Safety devices for protection against excessive pressure - Part 3: Determination of required discharge - Capacity and sizing |
| EN 1251-1:2000 | Cryogenic vessels - Transportable vacuum insulated vessels of not more than 1000 litres volume - Part 1: Fundamental requirements |
| 1997/23/EC : 1997 | DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT |
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