NEN EN ISO 17292 : 2015
Current
The latest, up-to-date edition.
METAL BALL VALVES FOR PETROLEUM, PETROCHEMICAL AND ALLIED INDUSTRIES
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Pressure/temperature ratings
4.1 Valve rating
4.2 Shell rating
4.3 Seat and seal rating
5 Design
5.1 Flow passageway
5.2 Body
6 Materials
6.1 Shell
6.2 Shell material repair
6.3 Trim
6.4 Identification plate
6.5 Bolting
6.6 Seals
6.7 Threaded plugs
6.8 Low temperature service
7 Marking
7.1 Legibility
7.2 Body marking
7.3 Ring joint marking
7.4 Identification plate
7.5 Special marking for unidirectional valves
8 Testing and inspection
8.1 Pressure tests
8.2 Inspection
8.3 Examination
8.4 Supplementary examination
9 Preparation for despatch
Annex A (informative) Information to be specified by
the purchaser
Annex B (informative) Identification of valve parts
Bibliography
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