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BS 5352:1981

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

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Superseded date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

Superseded by

BS EN ISO 15761:2002

Language(s)

English

Published date

31-03-1981

€231.38
Excluding VAT

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

Classification, P/T ratings, design and manufacture, materials, dimensions, testing and marking requirements. Covers wedge gate valves inside and outside screw, globe valves including screw down check valves inside and outside screw straight angle or oblique bellows seal valves.

Committee
PSE/18
DevelopmentNote
REPLACES BS 2995:1966 AND BS 3808:1964
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 1600-2:1970 Specification for dimensions of steel pipe for the petroleum industry Metric units
BS 970-2:1988 Specification for wrought steels for mechanical and allied engineering purposes Requirements for steels for the manufacture of hot formed springs
BS 1133-6(1966) : 1966 PACKAGING CODE - TEMPORARY PROTECTION OF METAL SURFACES AGAINST CORROSION (DURING TRANSPORT AND STORAGE)
BS 1600-1:1970 Specification for dimensions of steel pipe for the petroleum industry Imperial units
BS 1501-3:1973 Specification for 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 1560-2:1970 Circular flanges for pipes, valves and fittings (Class designated) Specification for steel pipe flanges (nominal sizes ½ in to 24 in). Metric dimensions
API 5L : 2012 LINE PIPE
BS 970-4:1970 Specification for wrought steels for mechanical and allied engineering purposes Valve steels
ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
BS 1501-2:1988 Steels for pressure purposes Specification for alloy steels: plates
ANSI B2.1 : LATEST PIPE THREADS (EXCEPT DRYSEAL)
BS 2693-1:1956 Specification for screwed studs General purpose studs
BS 970-6:1973 Specification for wrought steels for mechanical and allied engineering purposes SI metric values (for use with BS 970:Parts 4 and 5)
BS 4504-1:1969 Circular flanges for pipes, valves and fittings (PN designated) Ferrous

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