NF EN 1704 : 1997
Current
The latest, up-to-date edition.
PLASTICS PIPING SYSTEMS - THERMOPLASTICS VALVES - TEST METHOD FOR THE INTEGRITY OF A VALVE AFTER TEMPERATURE CYCLING UNDER BENDING
12-01-2013
Committees responsible
National foreword
Foreword
Method
1 Scope
2 Normative references
3 Principle
4 Apparatus
5 Test pieces
6 Procedure
7 Test report
Figure
1 Schematic arrangement for bending radius test
Defines a method for determination of the leaktightness and ease of operation of a valve under bending following the application of temperature cycling. Applies to thermoplastics valves with DN 63 or less.
| DevelopmentNote |
Indice de classement: T54-921. (05/2014)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| UNI EN 1704 : 1999 | Identical |
| EN 1704:1997 | Identical |
| DIN EN 1704:1997-03 | Identical |
| BS EN 1704:1997 | Identical |
| UNE-EN 1704:1997 | Identical |
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