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  • BS 2494:1990

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Specification for elastomeric seals for joints in pipework and pipelines

    Available format(s):  Hardcopy, PDF

    Superseded date:  15-11-1996

    Language(s):  English

    Published date:  31-08-1990

    Publisher:  British Standards Institution

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

    Foreword
    Committees responsible
    Specification
    1 Scope
    2 Designation
    3 General
    4 Text deleted
    5 Text deleted
    6 Seals of type T (above ground drainage)
    7 Seals of type G (gas and hydrocarbon fluids)
    8 Text deleted
    9 Text deleted
    Appendices
    A Method of tensile testing for spliced joints
    B Text deleted
    C Alternative tensile test piece
    D Method for measurement of low temperature hardness
       change
    E Method for determining resistance to liquid immersion
       and desorption
    F Method for assessing the integrity of moulded seals
       of type T
    G Recommendations for storage of seals
    Tables
    1 Designation of elastomeric joint seals by type and
       application
    2 Flash size
    3 Table deleted
    4 Table deleted
    5 Physical properties for seals of type T
       (thermoplastic elastomers for above ground use only)
    6 Physical properties for seals of type G (gas and
       hydrocarbon fluids)
    7 Table deleted
    8 Sustained extension for splice joints
    Figures
    1 Mould lay out for sample plates
    2 Figure deleted
    3 Figure deleted
    4 Dimensions of alternative dumb-bell

    Abstract - (Show below) - (Hide below)

    Performance requirements for five types of seal made of thermosetting elastomeric compounds and one type of seal made of thermoplastic elastomeric compounds.

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

    Committee PRI/70
    Development Note Supersedes 91/44008 DC (07/2004)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    BS 903-A43:1982 Methods of testing vulcanized rubber. Determination of resistance to ozone cracking (static strain test)
    ISO 6447:1983 Rubber seals Joint rings used for gas supply pipes and fittings Specification for material
    BS 903-A39:1980 Methods of testing vulcanized rubber. Determination of compression set under constant deflection at low temperatures
    BS 5750-2:1987 Quality systems Specification for production and installation
    BS 903-A26:1969 Physical testing of rubber Determination of hardness
    ISO 6448:1985 Rubber seals Joint rings used for petroleum product supply pipes and fittings Specification for material
    BS 3502-3:1978 Schedule of common names and abbreviations for plastics and rubbers. Rubbers and latices
    BS 903-A42:1983 Methods of testing vulcanized rubber. Determination of stress relaxation
    BS 903-A16:1987 Physical testing of rubber Determination of the effect of liquids
    BS 903-A2:1989 Physical testing of rubber Determination of tensile stress-strain properties
    ISO 4633:2015 Rubber seals — Joint rings for water supply, drainage and sewerage pipelines — Specification for materials
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