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  • BS 5352(1981) : 1981

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 STEEL WEDGE GATE GLOBE AND CHECK VALVES 50 MM AND SMALLER FOR THE PETROLEUM PETROCHEMICAL AND ALLIED INDUSTRIES

    Available format(s):  Hardcopy, PDF

    Superseded date:  10-03-2003

    Language(s):  English

    Published date:  01-01-1981

    Publisher:  British Standards Institution

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

    Foreword
    Cooperating organizations
    Specification
    Section one. General
    1. Scope
    2. References
    3. Definitions
    4. Pressure classification
    5. Pressure/temperature ratings
    6. Nominal sizes
    7. End types
    8. Information to be supplied by the purchaser
    Section two. Design
    9. Shell
    10. Backseat face
    11. Bolting
    12. Direction of flow
    13. Nameplate
    14. Wedge
    15. Disk and disk nut
    16. Stem
    17. Stuffing box
    18. Yoke, yoke sleeve and yoke bush
    19. Body seat and body seat ring
    20. Handwheel
    21. Bellows seal
    22. Check valves
    Section three. Materials
    23. Shell
    24. Body seat ring
    25. Body and bonnet/cover gasket
    26. Wedge, disk, piston or ball
    27. Yoke
    28. Handwheel
    29. Handwheel and yoke bush/sleeve retaining nut
    30. Yoke bush or sleeve
    31. Gland
    32. Bellows
    33. Trim
    34. Stem packing
    35. Bolting
    36. Nameplate
    37. Special applications
    Section four. Marking
    38. General
    39. Body markings
    40. Identification plate marking
    41. Additional markings
    42. Omission of markings
    Section five. Testing
    43. Product pressure testing
    Section six. Preparation for despatch
    44. Despatch preparation
    Appendices
    A. Application to piping systems with flanges in
        accordance with BS 4504: Part 1
    B. Application to piping systems with screw threads
        in accordance with BS 21
    C. Type test for bellows used in bellows seal gate or
        globe valves
    D. Details of butt-weld ends
    Tables
    1. Pressure/temperature ratings for class 800 screwed
        and socket-weld end valves
    2. Pressure/temperature ratings for bellows seal valves
    3. End type availability according to class and size
        of valve
    4. Minimum body and bonnet wall thickness (excluding
        pipe ends)
    5. Minimum port diameter and seat bore
    6. Minimum outside diameter or dimension across flats
        of body ends
    7. Minimum wear travel
    8. Minimum stem diameter for wedge gate valves
    9. Minimum stem diameter for globe valves
    10. Packing and stuffing box dimension
    11. Valve trim material
    11a.Required production pressure tests
    12. Nominal pressure, class rating and nominal size
        range
    13. Table deleted
    14. Minimum outside diameter of sealing face for valves
        with parallel threads in accordance with BS 21
    15. Dimensions of butt-weld ends
    Figures
    1. Typical wedge gate valve (outside screw)
    2. Typical wedge gate valve (inside screw)
    3. Typical globe valve (outside screw)
    4. Typical globe valve (inside screw)
    5. Typical vertical ball check valve
    6. Typical piston/ball check valve
    7. Typical bellows seal wedge gate valve
    8. Weld-end for connection to pipe of wall thickness
        t of 4.8 mm to 22 mm inclusive

    Abstract - (Show below) - (Hide below)

    Describes requirements for forged, cast or bar stock steel wedge gate, globe stop and check valves with flanged, screwed, socket weld or butt weld ends, in sizes 50mm and smaller in classes 150, 300, 600, 800 and 1500 of wedge gate valves, globe valves, and bellows sealed valves.

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

    Committee PSE/7
    Development Note REPLACES BS 2995:1966 AND BS 3808:1964
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    BS 8010-2.8(1992) : 1992 CODE OF PRACTICE FOR PIPELINES - PIPELINES ON LAND: DESIGN, CONSTRUCTION AND INSTALLATION
    BS 6683(1985) : 1985 GUIDE TO INSTALLATION AND USE OF VALVES
    BS 8010-3(1993) : 1993 CODE OF PRACTICE FOR PIPELINES - PIPELINES SUBSEA: DESIGN, CONSTRUCTION AND INSTALLATION
    BS 6364:1984 SPECIFICATION FOR VALVES FOR CRYOGENIC SERVICE

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

    BS 1600-2(1970) : 1970 SPECIFICATION FOR DIMENSIONS OF STEEL PIPE FOR THE PETROLEUM INDUSTRY - METRIC UNITS
    BS 1133-6(1966) : 1966 PACKAGING CODE - TEMPORARY PROTECTION OF METAL SURFACES AGAINST CORROSION (DURING TRANSPORT AND STORAGE)
    BS 1600-1(1970) : 1970 SPECIFICATION FOR DIMENSIONS OF STEEL PIPE FOR THE PETROLEUM INDUSTRY - IMPERIAL UNITS
    BS 1501-1(1980) : 1980 STEELS FOR PRESSURE PURPOSES - PART 1: SPECIFICATION FOR CARBON AND CARBON MANGANESE STEELS: PLATES
    BS 1501-3(1973) : LATEST STEELS FOR FIRED AND UNFIRED PRESSURE VESSELS: PLATES - CORROSION AND HEAT RESISTING STEELS. IMPERIAL UNITS
    ISO 1179:1981 Pipe connections, threaded to ISO 228/1, for plain end steel and other metal tubes in industrial applications
    BS 970-2(1988) : 1988 WROUGHT STEELS FOR MECHANICAL AND ALLIED ENGINEERING PURPOSES - REQUIREMENTS FOR STEELS FOR THE MANUFACTURE OF HOT FORMED SPRINGS
    BS 1560-2(1970) : 1970 SPECIFICATION FOR STEEL PIPE FLANGES (NOMINAL SIZES 1/2 IN TO 24 IN) FOR THE PETROLEUM INDUSTRY - METRIC DIMENSIONS
    API 5L : 2012 LINE PIPE
    BS 970-4(1970) : 1970 SPECIFICATION FOR WROUGHT STEELS IN THE FORM OF BLOOMS, BILLETS, BARS AND FORGINGS - PART 4: VALVE STEELS
    BS 1501-2(1988) : 1988 STEELS FOR PRESSURE PURPOSES: PLATES - PART 2: SPECIFICATION FOR ALLOY STEELS
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    ANSI B2.1 : LATEST PIPE THREADS (EXCEPT DRYSEAL)
    BS 2693-1(1956) : 1956 SPECIFICATION FOR SCREWED STUDS - PART 1: GENERAL PURPOSE STUDS
    BS 970-1(1983) : 1983 SPECIFICATION FOR WROUGHT STEELS FOR MECHANICAL AND ALLIED ENGINEERING PURPOSES - GENERAL INSPECTION AND TESTING PROCEDURES AND SPECIFIC REQUIREMENTS FOR CARBON,CARBON MANGANESE,ALLOY ETC
    BS 970-6(1973) : 1973 SPECIFICATION FOR WROUGHT STEELS FOR MECHANICAL AND ALLIED ENGINEERING PURPOSES - SI METRIC VALUES (FOR USE WITH BS970PTS 4 AND 5)
    BS 4504-1(1969) : 1969 SPECIFICATION FOR FLANGES AND BOLTING FOR PIPES, VALVES AND FITTINGS - METRIC SERIES - FERROUS
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