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    I.S. EN ISO 4126-1:2013

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES (ISO 4126-1:2013)

    Available format(s):  Hardcopy, PDF

    Superseded date:  21-06-2019

    Language(s):  English

    Published date:  01-01-2013

    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)

    National Foreword
    European foreword
    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and units
    5 Design
    6 Production testing
    7 Type testing
    8 Determination of safety valve performance
    9 Sizing of safety valves
    10 Marking and sealing
    Bibliography
    Annex ZA (informative) - Relationship between this
             International Standard and the Essential
             Requirements of EU Directive 97/23/EC (PED)

    Abstract - (Show below) - (Hide below)

    Defines general requirements for safety valves irrespective of the fluid for which they are designed.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    I.S. 813:2014+A1:2017 DOMESTIC GAS INSTALLATIONS (EDITION 3) AND AMENDMENT 1:2017
    I.S. 813:2014 DOMESTIC GAS INSTALLATIONS (EDITION 3) AND AMENDMENT 1:2017
    I.S. 3216:2010 CODE OF PRACTICE - BULK STORAGE OF LIQUEFIED PETROLEUM GAS (LPG) - (EDITION 2)

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

    ISO 4126-7:2013 Safety devices for protection against excessive pressure — Part 7: Common data
    ISO 6708:1995 Pipework components Definition and selection of DN (nominal size)
    ASME B16.34 : 2017 VALVES - FLANGED, THREADED, AND WELDING END
    API 527 : 2014 SEAT TIGHTNESS OF PRESSURE RELIEF VALVES
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