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I.S. EN ISO 28921-2:2017

Current
Current

The latest, up-to-date edition.

INDUSTRIAL VALVES - ISOLATING VALVES FOR LOW-TEMPERATURE APPLICATIONS - PART 2: TYPE TESTING (ISO 28921-2:2015)
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2017

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

National Foreword
European foreword
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Test conditions
5 Low temperature testing requirements
6 Information to be supplied by the purchaser
Annex A (normative) - Test procedure for type testing
        of valves at low temperature
Annex B (informative) - Information to be supplied
        by the purchaser
Annex C (informative) - Low-temperature type test record
Bibliography

Defines requirements for the type testing of isolating valves for low-temperature applications to verify the performance of valves at a low temperature from -50 Degree C down to -196 Degrees C.

DevelopmentNote
Supersedes I.S. EN 12567. (03/2017)
DocumentType
Standard
Pages
34
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
EN ISO 28921-2:2017 Identical
ISO 28921-2:2015 Identical

EN 13480-2:2017 Metallic industrial piping - Part 2: Materials
ISO 17292:2015 Metal ball valves for petroleum, petrochemical and allied industries
ISO 21011:2008 Cryogenic vessels — Valves for cryogenic service
ISO 15761:2002 Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries
ISO 14313:2007 Petroleum and natural gas industries — Pipeline transportation systems — Pipeline valves
ISO 6002:1992 Bolted bonnet steel gate valves
ISO 6708:1995 Pipework components Definition and selection of DN (nominal size)
ISO 10434:2004 Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries
ISO 12149:1999 Bolted bonnet steel globe valves for general-purpose applications
ISO 7121:2016 Steel ball valves for general-purpose industrial applications
ISO 10497:2010 Testing of valves — Fire type-testing requirements
ISO 10631:2013 Metallic butterfly valves for general purposes
ISO 28921-1:2013 Industrial valves Isolating valves for low-temperature applications Part 1: Design, manufacturing and production testing
ISO 23208:2017 Cryogenic vessels — Cleanliness for cryogenic service
ISO 5208:2015 Industrial valves Pressure testing of metallic valves

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