BS 6891:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
Hardcopy , PDF
15-04-1998
English
29-02-1988
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Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Exchange of information and time schedule
4. Design considerations
5. Materials
6. Joints
7. Installation
8. Corrosion
9. Testing for soundness
10. Purging
Appendix
A. Method for the calculation of pipe sizes
Tables
1. Discharge in a straight horizontal steel pipe with
1.0 mbar (0.4 in w.g.) differential pressure
between the ends for gas of relative density 0.6
2. Discharge in a straight horizontal copper tube with
1.0 mbar (0.4 in w.g.) differential pressure between
the ends, for gas or relative density 0.6
3. Maximum intervals between pipe supports
4. Maximum permissible pressure drop during a 2 min
test period for existing gas installations
Figures
1. Thread wrapping method
2. Schematic line diagram
3. Typical test tee
Design considerations, materials and methods of installing steel or copper pipework in sizes not exceeding 28 mm (R1 of BS 21) for the supply of 2nd family gas in domestic dwellings.
| Committee |
GSE/30
|
| DevelopmentNote |
Replaces CP 331: Part 3:1974.
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 5502-11:1996 | Buildings and structures for agriculture Guide to regulations and sources of information |
| BS 8313:1997 | Code of practice for accommodation of building services in ducts |
| BS 7838:1996 | Specification for corrugated stainless steel semi-rigid pipe and associated fittings for low-pressure gas pipework of up to DN 50 |
| BS 3632:1995 | Specification for residential park homes |
| BS 1179-6:1980 | Glossary of terms used in the gas industry Combustion and utilization including installation at consumers\' premises |
| BS 5482-1:1979 | Domestic butane- and propane-gas-burning installations Installations in permanent dwellings |
| BS 2871-1:1971 | Specification for copper and copper alloys. Tubes Copper tubes for water, gas and sanitation |
| BS 3974-1:1974 | Specification for pipe supports Pipe hangers, slider and roller type supports |
| BS 1494-1:1964 | Specification for fixing accessories for building purposes Fixings for sheet, roof and wall coverings |
| BS 4127-2:1972 | Specification for light gauge stainless steel tubes. Metric units |
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