• BS 7336:1990

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Specification for polyethylene fusion fittings with integral heating element(s) for use with polyethylene pipes for the conveyance of gaseous fuels

    Available format(s):  Hardcopy, PDF

    Superseded date:  07-01-2004

    Language(s):  English

    Published date:  31-07-1990

    Publisher:  British Standards Institution

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

    Committees responsible
    Foreword
    1 Scope
    2 Definitions
    3 Materials
    4 General requirements for fittings
    5 Individual types of fittings or connections
    6 Long-term dimensional stability of individual
      fittings
    7 Performance requirements for jointed pipe-to-fitting
      assemblies
    8 Marking and information
    9 Packaging
    Appendix A - Preparation of test piece assemblies
    Appendix B - Conditioning
    Appendix C - Methods for determination of dimensions
    Appendix D - Method of test for coupler assembly force
                 and joint integrity subject to angular
                 deflection
    Appendix E - Method of test for pressure loss for in-line
                 tees and elbows
    Appendix F - Method of test for pressure drop through
                 a tapping tee
    Appendix G - Assessment of fitting resistance tolerance
                 band
    Appendix H - Determination of fitting cooling times
    Appendix J - Method of test for crush strength
    Appendix K - Peel test for fused socket joints
    Appendix L - Methods of test for resistance to hydrostatic
                 pressure
    Appendix M - Method of test for resistance to accelerated
                 relaxation and end load (AREL test)
    Appendix N - Method of test for resistance to pull-out of
                 jointed assemblies following
                 accelerated relaxation
    Appendix P - Method of test for resistance to pull-off of
                 fused branch saddle joints
    Appendix Q - Method of test for impact resistance of tapping
                 tees
    Appendix R - Specification for electrofusion control equipment
    Appendix S - Guidance on quality control testing
    Appendix T - Recommendations for sampling and testing PE
                 electrofusion fittings and joints
    Appendix U - References

    Abstract - (Show below) - (Hide below)

    Specification for electrofusion fittings for use in conjunction with polyethylene (PE) pipes.

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

    Committee PRI/88
    Development Note Inactive for the new design. (11/2004) Supersedes 89/46089 DC (09/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    BS 2782-1:Methods 134A and 134B:1992 Methods of testing plastics. Thermal properties Determination of the oxidation induction time of thermoplastics
    BS 5482-1:2005 Code of practice for domestic butane- and propane-gas-burning installations Installations at permanent dwellings, residential park homes and commercial premises, with installation pipework sizes not exceeding DN 25 for steel and DN 28 for corrugated stainless steel or copper
    BS 6891:1998 Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)

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

    BS CP312-1(1973) : 1973 CODE OF PRACTICE FOR PLASTICS PIPEWORK (THERMOPLASTICS MATERIAL) - GENERAL PRINCIPLES AND CHOICE OF MATERIAL
    BS 5420:1977 Specification for degrees of protection of enclosures of switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c.
    BS CP312-3(1973) : 1973 CODE OF PRACTICE FOR PLASTICS PIPEWORK (THERMOPLASTICS MATERIAL) - POLYETHYLENE PIPES FOR THE CONVEYANCE OF LIQUIDS UNDER PRESSURE
    BS 4168-9:1983 Hexagon socket screws and wrench keys: metric series Specification for wrench keys
    ISO 1043:1978 Plastics Symbols
    BS 5252:1976 Framework for colour co-ordination for building purposes
    BS 5750-2:1987 Quality systems Specification for production and installation
    BS 2782-11:Method 1101A:1981 Methods of testing plastics. Thermoplastics pipes, fittings and valves Measurement of dimensions of pipes
    BS 7281:1990 Specification for polyethylene pipes for the supply of gaseous fuels
    BS 6746:1990 Specification for PVC insulation and sheath of electric cables
    BS 4728:1971 Method for determination of the resistance to constant internal pressure of thermoplastics pipe
    BS 2782-11.1106A(1983) : 1983(R1999) METHODS OF TESTING PLASTICS - THERMOPLASTICS PIPES, FITTINGS AND VALVES - ASSESSMENT OF PIGMENT DISPERSION IN POLYOLEFIN PIPES AND FITTINGS: MICROTOME METHOD
    BS 5750-3:1987 Quality systems Specification for final inspection and test
    BS 5556:1978 Specification for general requirements for dimensions and pressure ratings for pipe of thermoplastics materials (metric series)
    ISO 1872-1:1993 Plastics Polyethylene (PE) moulding and extrusion materials Part 1: Designation system and basis for specifications
    BS 5750-1:1987 Quality systems Specification for design/development, production, installation and servicing
    BS 9522 N0001:1982 Detail specification for multi-contact circular electrical connectors for d.c. and low frequency applications. Bayonet coupling with front release, rear removable crimp contacts. Full assessment level
    BS 1179:1967 Glossary of terms used in the gas industry
    ISO 1872:1972 Polyethylene thermoplastic materials Designation
    ISO 1043-1:2011 Plastics — Symbols and abbreviated terms — Part 1: Basic polymers and their special characteristics
    BS 1755-1:1982 Glossary of terms used in the plastics industry Polymer and plastics technology
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