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SN EN ISO 15761 : 2003

Current
Current

The latest, up-to-date edition.

STEEL GATE, GLOBE AND CHECK VALVES FOR SIZES DN 100 AND SMALLER, FOR THE PETROLEUM AND NATURAL GAS INDUSTRIES
Published date

12-01-2013

1 Scope
2 Normative references
3 Terms and definitions
4 Pressure/temperature ratings
   4.1 Valve ratings
   4.2 Temperature constraints
5 Design
   5.1 Reference design
   5.2 Flow passageway
   5.3 Wall thickness
   5.4 Valve body
   5.5 Valve bonnet or cover
   5.6 Obturator
   5.7 Stem
   5.8 Stem nut or stem bushing
   5.9 Packing, packing chamber and gland
   5.10 Packing retention
   5.11 Hand wheel
6 Materials
   6.1 Trim materials
   6.2 Materials other than trim
7 Marking
   7.1 Legibility
   7.2 Body marking
   7.3 Ring joint groove marking
   7.4 Identification plate marking
8 Testing and inspection
   8.1 Pressure tests
   8.2 Inspection
9 Preparation for despatch
Annexes
A Requirements for extended body gate valve bodies
B Requirements for valves with bellows stem seals
C Type testing of bellows stem seals
D Identification of valve parts
E Information to be specified by the purchaser
Bibliography

Defines the requirements for a series of compact steel gate, globe and check valves for petroleum and natural gas industry applications. It is applicable to valves of nominal sizes (DN) 8, 10, 15, 20, 25, 32, 40, 50, 65, 80 and 100, to corresponding nominal sizes, to nominal pipe sizes (NPS) of a quarter, three eighths, half, three quarters, one, one and a quarter, one and a half, two, two and a half, three and four, and to pressure designation classes 150, 300, 600, 800 and 1500.

DocumentType
Standard
PublisherName
Swiss Standards
Status
Current

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