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BS 1868(1975) : 1975

Current
Current

The latest, up-to-date edition.

SPECIFICATION FOR STEEL CHECK VALVES (FLANGED AND BUTT-WELDING ENDS) FOR THE PETROLEUM, PETROCHEMICAL AND ALLIED INDUSTRIES
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1975

Co-operating organizations
Foreword
Section 1 - General
1 Scope
2 References
3 Definitions
4 Pressure classification
5 Pressure/temperature ratings
6 Nominal sizes
7 Information to be supplied by the purchaser
Section 2 - Design
8 Body
9 Cover
10 Disk, piston or ball
11 Piston and ball guides
12 Hinge and hinge pin (swing type) and spindle
   support cage (disk type)
13 Special fitments
14 Cover bolting
15 Soft seal ring
Section 3 - Materials
16 Shell
17 Body seat ring
18 Body/cover gasket and pipe plug gasket
19 Disk, piston or ball
20 Trim
21 Hinge (swing type) and spindle support
   cage (disk type)
22 Plug
23 Cover bolting
24 Nameplate
25 Soft seal ring
26 Special fitments
27 Special applications
Section 4 - Marking
28 Required markings
29 Body and nameplate markings
30 Cover marking
31 Body marking
32 Direction of flow
33 Nameplate marking
34 Additional markings
35 Omission of markings
Section 5 - Testing
36 Production pressure testing
Section 6 - Shipping
37 Preliminary
38 Preparation for despatch
39 Packaging
Appendix A - Application to piping systems with
             BS 4504-1 flanges
Publications referred to

Describes the requirements for cast or forged steel check valves with flanged or butt-welding ends of the following types: a) swing, for vertical or horizontal flow; and b) lift: i) piston type, for angle or horizontal flow; ii) ball type, for angle or horizontal flow; iii) ball type, for vertical flow; iv) disk type, for vertical flow. The terms "vertical", "horizontal" and "angle" relate to the axes of the body ends.

Committee
PEE/1
DevelopmentNote
Supersedes 74/74150 DC and 89/79942 DC. (06/2004) Reviewed and confirmed by BSI, October 2012. (09/2012)
DocumentType
Standard
Pages
28
PublisherName
British Standards Institution
Status
Current

BS 6683:1985 Guide to installation and use of valves
NBR 15827 : 2014 INDUSTRIAL VALVES FOR INSTALLATIONS OF EXPLORATION, PRODUCTION, REFINING AND TRANSPORT OF PETROL PRODUCTS - REQUIREMENTS FOR DESIGN AND PROTOTYPE TEST
17/30324750 DC : 0 BS ISO 20602 - SHIPS AND MARINE TECHNOLOGY - CHECK VALVES FOR USE IN LOW TEMPERATURE APPLICATIONS - DESIGN AND TESTING REQUIREMENTS
BS CP2010-2(1970) : 1970 PIPELINES - PART 2: DESIGN AND CONSTRUCTION OF STEEL PIPELINES IN LAND
BS 8010-2.8:1992 Code of practice for pipelines. Pipelines on land: design, construction and installation Steel for oil and gas
BS 8010-3:1993 Code of practice for pipelines Pipelines subsea: design, construction and installation
BS 6364:1984 Specification for valves for cryogenic service

BS 1600-2:1970 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 3071:1986 Specification for nickel-copper alloy castings
BS 3351:1971 Specification for piping systems for petroleum refineries and petrochemical plants
BS 1503:1980 Specification for steel forgings (including semi-finished forged products) for pressure purposes
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 1832:1991 Specification for compressed asbestos fibre jointing
BS 3076:1989 Specification for nickel and nickel alloys: bar
BS 6755-1:1986 Testing of valves Specification for production pressure testing requirements
BS 4504-1:1969 Circular flanges for pipes, valves and fittings (PN designated) Ferrous

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