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BS 5151:1974

BS 5151:1974

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Specification for cast iron gate (parallel slide) valves for general purposes

Available format(s)

Hardcopy , PDF

Superseded date

08-11-2002

Language(s)

English

Published date

10-09-1974

Publisher

British Standards Institution

Cooperating organizations
Foreword
Specification
Section one. General
1. Scope
2. References
3. Terminology and definitions
4. Types
5. Nominal sizes
6. Nominal pressure
7. Pressure/temperature ratings
Section two. Body ends
8. Flanged body ends
Section three. Design and manufacture
9. Bodies
10. Body to bonnet connection
11. Stems
12. Operation
13. Bolting
14. Seats
15. Disks
16. Stem sealing
17. Yokes
Section four. Materials
18. Choice of materials
19. Trim
Section five. Testing and inspection
20. Testing
21. Test certificate
22. Inspection
23. Witnessing of tests
24. Certificate of conformity
Section six. Preparation for despatch
25. After testing
26. Disk position
27. Body ends
Section seven. Marking
28. General
29. Body markings
30. Identification plate markings
31. Body or identification plate marking
32. Material symbols
33. Additional markings
Section eight. Valves for use in ANSI flanged piping
systems
34. Requirements
Section nine. Enquiry or order information
35. Information to be supplied
Appendix
A. Cast iron gate (parallel slide) valves for general
    purposes with ANSI Class 125 flanges
Tables
1. Pressure/temperature rating
2. Face-to-face dimensions
3. Dimensions of body end ports and seat bores
4. Basic materials
5. Test durations
6. Dimensions of ANSI Class 125 flanges
7. Pressure/temperature ratings for Class 125 valves
8. Test pressure (gauge) for Class 125 valves

Covers the range of nominal diameters DN 40 to 1000 in nominal pressure ratings PN 10, 16 and 25. One of a series of new and revised standards for metric general purposes.

Committee
PSE/18
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 6683:1985 Guide to installation and use of valves
BS 5306-2:1990 Fire extinguishing installations and equipment on premises Specification for sprinkler systems
BS 759-1:1984 Valves, gauges and other safety fittings for application to boilers and to piping installations for and in connection with boilers Specification for valves, mountings and fittings

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
BS 970-4:1970 Specification for wrought steels for mechanical and allied engineering purposes Valve steels
BS 2693-1:1956 Specification for screwed studs General purpose studs

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Hardcopy - English
PDF - English
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