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  • BS 61:1969

    Current The latest, up-to-date edition.

    Specification for threads for light gauge copper tubes and fittings

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  31-12-1969

    Publisher:  British Standards Institution

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

    Co-operating organizations
    Foreword
    Specification
    1 Scope
    2 Terminology and definitions
    3 Basic thread form
    4 Dimensions and tolerances
    5 Designation
    Figures
    1 Terms relating to threads
    2 Basic Whitworth form
    3 Basic form of taper thread
    4 Fit between taper external thread and taper internal
       thread or parallel internal thread
    Tables
    1 Basic dimensions and limits of size for threads for
       light gauge copper tubes and fittings to BS 61 : Part
       1, BS 66, BS 99 and BS 1306 (Metric units)
    2 Basic dimensions and limits of size for threads for
       light gauge copper tubes and fittings to BS 61 : Part
       1, BS 66, BS 99 and BS 1306 (Imperial units)

    Abstract - (Show below) - (Hide below)

    Threads for use with tubes and fittings to BS 66 & 99, BS 1306 and BS 2871:Part 2, for which threads to BS 21 are not suitable or cannot be utilized due to the thickness being insufficient.

    Scope - (Show below) - (Hide below)

    This British Standard specifies requirements for a series of threads intended for use with light gauge copper tubes and associated fittings, to BS 61 : Part 1, BS 66, BS 99 and BS 1306*, for which BSP threads to BS 21† are not suitable or cannot be utilized due to the thickness being insufficient.

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

    Committee NFE/34
    Development Note Supersedes 68/22092 DC Reviewed and confirmed by BSI, December 2011. (11/2011)
    Document Type Standard
    Publisher British Standards Institution
    Status Current

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

    BS 864-2:1983 Capillary and compression tube fittings of copper and copper alloy Specification for capillary and compression fittings for copper tubes
    BS 1010-2:1973 Specification for draw-off taps and stopvalves for water services (screw-down pattern) Draw-off taps and above-ground stopvalves
    BS CP342-2(1974) : 1974 CODE OF PRACTICE FOR CENTRALIZED HOT WATER SUPPLY - BUILDINGS OTHER THAN INDIVIDUAL DWELLINGS
    BS 5433:1976 Specification for underground stopvalves for water services
    BS 5386-3:1980 Specification for gas burning appliances Domestic cooking appliances burning gas

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

    BS 66 & 99:1970 Specification for cast copper alloy pipe fittings for use with screwed copper tubes
    BS 21:1957 Pipe threads
    ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads Part 2: Verification by means of limit gauges
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
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