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  • BS EN ISO 4126-7 : 2013

    Current The latest, up-to-date edition.

    SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 7: COMMON DATA (ISO 4126-7:2013)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2013

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and units
    5 Determination of safety valve performance
    6 Sizing of safety valves
    7 Thermodynamic properties
    8 Minimum requirements for helical compression springs
    9 Minimum requirements for safety valve disc springs
    Annex A (informative) - Examples of capacity
            calculations for various media
    Bibliography
    Annex ZA (informative) - Relationship between this
             European Standard and the Essential
             Requirements of EU Directive 97/23/EC (PED)

    Abstract - (Show below) - (Hide below)

    Describes requirements for safety valves. It contains information which is common to ISO 4126-1 to ISO 4126-6 to avoid unnecessary repetition.

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

    Committee PSE/18/6
    Development Note Supersedes 09/30197353 DC. 2013 Edition Re-issued in July 2016 & incorporates AMD 1 2016. (07/2016)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 4126-1:2013 Safety devices for protection against excessive pressure — Part 1: Safety valves
    ISO 4126-4:2013 Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves
    ISO 4126-2:2003 Safety devices for protection against excessive pressure Part 2: Bursting disc safety devices
    ISO 4126-10:2010 Safety devices for protection against excessive pressure — Part 10: Sizing of safety valves for gas/liquid two-phase flow
    ISO 4126-5:2013 Safety devices for protection against excessive pressure — Part 5: Controlled safety pressure relief systems (CSPRS)
    1997/23/EC : 1997 DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT
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