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    I.S. EN 1626:2008

    Current The latest, up-to-date edition.

    CRYOGENIC VESSELS - VALVES FOR CRYOGENIC SERVICE

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2008

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Requirements
    5 Testing
    6 Cleanliness
    7 Marking
    Annex A (informative) - Recommended methods for leak
            tightness testing of cryogenic valves
    Annex ZA (informative) - Relationship between this European
             Standard and the Essential Requirements of EC
             Directive 97/23/EC (PED)

    Abstract - (Show below) - (Hide below)

    Defines the requirements for the design, manufacture and testing of valves for cryogenic service, i.e. for operation with cryogenic fluids below -10 degree C as well as at ambient conditions to allow for start-up and run-down. It also defines additional requirements for cryogenic service for the appropriate valve product standard.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 1759-1:2004 Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 1: Steel flanges, NPS 1/2 to 24
    EN 1252-1:1998/AC:1998 CRYOGENIC VESSELS - MATERIALS - PART 1: TOUGHNESS REQUIREMENTS FOR TEMPERATURES BELOW -80 DEGREE C
    EN 12266-2:2012 Industrial valves - Testing of metallic valves - Part 2: Tests, test procedures and acceptance criteria - Supplementary requirements
    EN 12516-1:2014 Industrial valves - Shell design strength - Part 1: Tabulation method for steel valve shells
    EN 12516-4:2014 Industrial valves - Shell design strength - Part 4: Calculation method for valve shells manufactured in metallic materials other than steel
    EN 736-2:2016 Valves - Terminology - Part 2: Definition of components of valves
    EN 1797:2001 Cryogenic vessels - Gas/material compatibility
    EN 12266-1:2012 Industrial valves - Testing of metallic valves - Part 1: Pressure tests, test procedures and acceptance criteria - Mandatory requirements
    EN 12300 : 1998 AMD 1 2006 CRYOGENIC VESSELS - CLEANLINESS FOR CRYOGENIC SERVICE
    EN 1333:2006 Flanges and their joints - Pipework components - Definition and selection of PN
    EN 12516-2:2014 Industrial valves - Shell design strength - Part 2: Calculation method for steel valve shells
    EN 19:2016 Industrial valves - Marking of metallic valves
    EN 1251-1:2000 Cryogenic vessels - Transportable vacuum insulated vessels of not more than 1000 litres volume - Part 1: Fundamental requirements
    EN 736-3:2008 Valves - Terminology - Part 3: Definition of terms
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