ISO 4126-4:2013
Current
The latest, up-to-date edition.
Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves
Hardcopy , PDF
English, French
12-07-2013
ISO 4126-4:2013 specifies general requirements for pilot operated safety valves, irrespective of the fluid for which they are designed. In all cases, the operation is carried out by the fluid in the system to be protected.
It is applicable to pilot operated safety valves having a valve flow diameter of 4 mm and above which are for use at set pressures of 0,1 bar gauge and above. No limitation is placed on temperature.
ISO 4126-4:2013 is a product standard and it is not applicable to applications of pilot operated safety valves.
| Committee |
ISO/TC 185
|
| DevelopmentNote |
Supersedes ISO 6718 (03/2004) Supersedes ISO/DIS 4126-4. (07/2013)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| IS 12370 : Part 4 : 2023 | Identical |
| NF EN ISO 4126-4 : 2013 | Identical |
| NBN EN ISO 4126-4 : 2013 | Identical |
| NEN EN ISO 4126-4 : 2013 | Identical |
| NS EN ISO 4126-4 : 2013 | Identical |
| I.S. EN ISO 4126-4:2013 | Identical |
| PN EN ISO 4126-4 : 2013 | Identical |
| BS EN ISO 4126-4:2013 | Identical |
| EN ISO 4126-4:2013 | Identical |
| DIN EN ISO 4126-4:2013-12 | Identical |
| UNE-EN ISO 4126-4:2014 | Identical |
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