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  • BS 7838:1996

    Current The latest, up-to-date edition.

    Specification for corrugated stainless steel semi-rigid pipe and associated fittings for low-pressure gas pipework of up to DN 50

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  05-09-2001

    Publisher:  British Standards Institution

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

    Committees responsible
    Foreword
    Specification
    1 Scope
    2 References
    3 Definitions
    4 Materials
    5 Finish
    6 Design and dimensions
    7 Soundness test
    8 Type tests on corrugated pipe (bare metal)
    9 Type tests on corrugated pipe complete with coating or
         cover
    10 Type tests on test assemblies
    11 Type tests on fittings and seals
    12 Production test on corrugated pipe (bare metal)
    13 Marking
    14 Instructions for assembly and installation
    Annexes
    A (informative) Installation
    B (informative) Guidance on quality-control testing
    C (informative) Sizes of fittings
    Tables
    1 Dimensions of corrugated pipe
    2 Application of soundness test
    3 Bend test
    4 Pressure drop test
    5 End-fittings (basic sizes) for test assemblies
    6 Tensile test
    7 Torsion test
    8 Electrical resistance test
    9 Torsion and bending moment tests for fittings
    B.1 Applicability of requirements and test methods
    C.1 Straight end-fittings
    Figures
    1 Jointing of corrugated pipe
    2 Bend test for corrugated pipe
    3 Impact test
    4 Bend test for corrugated pipe to end-fitting joint
    5 Torsion test
    List of references

    Abstract - (Show below) - (Hide below)

    Gives requirements for semi-rigid (bendable) corrugated stainless steel pipe and associated fittings in the nominal size range DN 10 to DN 28 to be used as installation pipework for the supply of 1st, 2nd and 3rd family gases in permanent buildings and is applicable to such pipes and fittings suitable for a maximum working pressure of 75 mbar.

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

    Committee GSE/42
    Development Note Supersedes 94/705124 DC and 00/710487 DC. (04/2005) Reviewed and confirmed by BSI, February 2012. (01/2012)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Superseded By
    Supersedes

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

    13/30199128 DC : 0 BS 6891 - SPECIFICATION FOR THE INSTALLATION AND MAINTENANCE OF LOW PRESSURE GAS INSTALLATION PIPEWORK OF UP TO 35 MM (R1[1/4]) IN PREMISES
    BS 6173:2009 Specification for installation and maintenance of gas-fired catering appliances for use in all types of catering establishments (2nd and 3rd family gases)
    BS 6172(2010) : 2010 SPECIFICATION FOR INSTALLATION, SERVICING AND MAINTENANCE OF DOMESTIC GAS COOKING APPLIANCES (2ND AND 3RD FAMILY GASES)
    UNI/TS 11340 : 2009 GAS PLANTS FOR DOMESTIC USE AND SIMILAR USES - CORRUGATED STAINLESS STEEL SEMI-RIGID PIPE AND ASSOCIATED FITTINGS (CSST) FOR GAS PIPEWORK - DESIGN, INSTALLATION, TESTING AND MAINTENANCE
    PD 5482-3:2005 Code of practice for domestic butane and propane gas-burning installations Installations in boats, yachts and other vessels
    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 6891:2015 Specification for the installation and maintenance of low pressure gas installation pipework of up to 35 mm (R1¼) on premises
    BS 6891:1998 Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
    BS 6891(2005) : 2005 INSTALLATION OF LOW PRESSURE GAS PIPEWORK OF UP TO 35 MM (R1[1/4]) IN DOMESTIC PREMISES (2ND FAMILY GAS) - SPECIFICATION
    PD 54823:2016 Guidance for the design, commissioning and maintenance of LPG systems in small craft
    08/30177380 DC : 0 BS 6173 - INSTALLATION AND MAINTENANCE OF GAS-FIRED CATERING APPLIANCES FOR USE IN ALL TYPES OF CATERING ESTABLISHMENTS (2ND AND 3RD FAMILY GASES)
    05/30116741 DC : DRAFT JUNE 2005 BS 6891 - INSTALLATION OF LOW PRESSURE GAS PIPEWORK OF UP TO 35 MM (R1$9D) IN DOMESTIC PREMISES (2ND FAMILY GAS) - SPECIFICATION
    15/30281782 DC : 0 PD 5482-3 - GUIDANCE FOR THE DESIGN, COMMISSIONING AND MAINTENANCE OF LPG SYSTEMS IN SMALL CRAFT
    BS 6173:2001 Specification for installation of gas-fired catering appliances for use in all types of catering establishments (2nd and 3rd family gases)

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

    BS 1179-6:1980 Glossary of terms used in the gas industry Combustion and utilization including installation at consumers\' premises
    BS 1710:1984 Specification for identification of pipelines and services
    BS 7624:1993 Specification for installation of domestic direct gas-fired tumble dryers of up to 3kW heat input (2nd and 3rd family gases)
    BS EN 24672:1993 Rubber and plastics hoses. Sub-ambient temperature flexibility tests
    BS 2056:1991 Specification for stainless steel wire for mechanical springs
    BS EN ISO 8580:1995 Rubber and plastics hoses. Determination of ultra-violet resistance under static conditions
    BS EN 549:1995 Specification for rubber materials for seals and diaphragms for gas appliances and gas equipment
    BS 1387:1985 Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads
    BS 476-20:1987 Fire tests on building materials and structures Method for determination of the fire resistance of elements of construction (general principles)
    BS 1134-2:1990 Assessment of surface texture. Guidance and general information
    BS EN 27326:1993 Rubber and plastics hoses. Assessment of ozone resistance under static conditions
    BS EN ISO 9003:1994 Quality systems. Model for quality assurance in final inspection and test
    BS 6891:1988 Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
    BS 1449-1.15:1991 Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip Specification for cold rolled narrow strip supplied in a range of conditions for heat treatment and general engineering purposes
    BS 6172:1990 Specification for installation of domestic gas cooking appliances (1st, 2nd and 3rd family gases)
    BS 1179:1967 Glossary of terms used in the gas industry
    BS 6173:1990 Specification for installation of gas-fired catering appliances for use in all types of catering establishments (1st, 2nd and 3rd family gases)
    BS EN 10242:1995 Threaded pipe fittings in malleable cast iron
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