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  • BS ISO 7121:2016

    Current The latest, up-to-date edition.

    Steel ball valves for general-purpose industrial applications

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  30-04-2016

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Pressure/temperature ratings
    5 Design
    6 Materials
    7 Marking
    8 Testing and inspection
    9 Preparation for despatch
    Annex A (informative) - Information to be specified
            by the purchaser
    Annex B (informative) - Identification of valve parts
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the requirements for a series of steel ball valves suitable for general-purpose industrial applications.

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

    Committee PSE/18/3
    Development Note Supersedes BS 5159(1974) and 03/118014 DC. (05/2007) Supersedes 15/30322555 DC.(05/2016)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    NBR 15827 : 2014 INDUSTRIAL VALVES FOR INSTALLATIONS OF EXPLORATION, PRODUCTION, REFINING AND TRANSPORT OF PETROL PRODUCTS - REQUIREMENTS FOR DESIGN AND PROTOTYPE TEST

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

    EN 12982:2009 Industrial valves - End-to-end and centre-to-end dimensions for butt welding end valves
    EN 10269:2013 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
    ISO 17292:2015 Metal ball valves for petroleum, petrochemical and allied industries
    EN 1515-1:1999 Flanges and their joints - Bolting - Part 1: Selection of bolting
    ISO 4034:2012 Hexagon regular nuts (style 1) Product grade C
    ISO 14313:2007 Petroleum and natural gas industries — Pipeline transportation systems — Pipeline valves
    ASME B16.10 : 2017 FACE-TO-FACE AND END-TO-END DIMENSIONS OF VALVES
    ASME B16.11 : 2016 FORGED FITTINGS, SOCKET-WELDING AND THREADED
    ISO 965-2:1998 ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality
    ASME B36.10 : 1979 WELDED AND SEAMLESS WROUGHT STEEL PIPE
    ISO 5209:1977 General purpose industrial valves Marking
    ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads Part 2: Verification by means of limit gauges
    ISO 6708:1995 Pipework components Definition and selection of DN (nominal size)
    ISO 4032:2012 Hexagon regular nuts (style 1) — Product grades A and B
    ASME B16.20 : 2012 METALLIC GASKETS FOR PIPE FLANGES
    ASME B1.20.1 : 2013(R2018) PIPE THREADS, GENERAL PURPOSE (INCH)
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    API 608 : 2012 METAL BALL VALVES - FLANGED, THREADED, AND WELDING ENDS
    ISO 5752:1982 Metal valves for use in flanged pipe systems Face-to-face and centre-to-face dimensions
    ISO 4200:1991 Plain end steel tubes, welded and seamless — General tables of dimensions and masses per unit length
    EN 1333:2006 Flanges and their joints - Pipework components - Definition and selection of PN
    ASME B16.5 : 2017 PIPE FLANGES AND FLANGED FITTINGS: NPS 1/2 THROUGH NPS 24 METRIC/INCH STANDARD
    ASME B16.34 : 2017 VALVES - FLANGED, THREADED, AND WELDING END
    ISO 4033:2012 Hexagon high nuts (style 2) — Product grades A and B
    ISO 261:1998 ISO general purpose metric screw threads General plan
    MSS SP 55 : 2011 QUALITY STANDARD FOR STEEL CASTINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - VISUAL METHOD FOR EVALUATION OF SURFACE IRREGULARITIES
    ISO 10497:2010 Testing of valves — Fire type-testing requirements
    ASME B18.2.2 : 2015 NUTS FOR GENERAL APPLICATIONS: MACHINE SCREW NUTS, HEX, SQUARE, HEX FLANGE, AND COUPLING NUTS (INCH SERIES)
    ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
    ASME B16.25 : 2012 BUTTWELDING ENDS
    ISO 5211:2017 Industrial valves — Part-turn actuator attachments
    ISO 5208:2015 Industrial valves Pressure testing of metallic valves
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