BS 7291-1:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings General requirements
Hardcopy , PDF
30-10-2001
English
31-05-1990
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Committees responsible
Foreword
Specification
1. Scope
2. Definitions
3. Classifications
4. Dimensions
5. Performance
6. Marking and associated information
Appendices
A. Method for determination of long term hydrostatic
strength
B. Method of test for hydrostatic pressure resistance
of fittings
C. Method of test for resistance to thermal cycling
D. Method of test for resistance to cyclic pressure
shock
E. Guidance on quality control testing
Tables
1. Classification by application
2. Classification of service conditions
3. Circumferential stress values
4. Short term pressure test conditions
5. Thermal cycling test schedule
6. Failure point distribution
7. Percentage points of Student's t distribution
(upper 2 1/2 % points)
8. Applicability of requirements and test methods
Figures
1. Typical arrangement for hydrostatic pressure
resistance test for fittings
2. Test assembly for systems based on rigid pipes
3. Test assembly for systems based on flexible pipes
4. Configuration of bent flexible pipes for thermal
cycle testing
5. Diagram of typical equipment arrangement for cyclic
pressure shock test
Specifies general requirements and application classes for small diameter pipes (up to 67 mm) in alternative metric sizes standardized for plastics pipes or copper tubes. Gives performance requirements for associated fittings and is supported by supplementary Parts for pipes of specific materials and a separate installation specification.
| Committee |
PRI/88
|
| DevelopmentNote |
BS DRAFT 97/121159 DC REFERS TO AMD 1
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| BS 7291-2:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for polybutylene (PB) pipes and associated fittings |
| BS 7291-3:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for crosslinked polyethylene (PE-X) pipes and associated fittings |
| BS 6700:1997 | Specification for design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages |
| BS 7291-4:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for chlorinated polyvinyl chloride (PVC-C) pipes and associated fittings and solvent cement |
| BS 5955-8:1990 | Plastics pipework (thermoplastics materials) Specification for the installation of thermoplastics pipes and associated fittings for use in domestic hot and cold water services and heating systems |
| BS PAS 33(1999) : 1999 | SPECIFICATION FOR THE DESIGN, INSTALLATION AND COMMISSIONING OF GAS FIRED CENTRAL HEATING SYSTEMS IN DOMESTIC PREMISES |
| BS 2782-11 Method 1104A:1983 | Methods of testing plastics. Thermoplastics pipes, fittings and valves Measurement of opacity of thermoplastics pipes and fittings |
| BS 2871-1:1971 | Specification for copper and copper alloys. Tubes Copper tubes for water, gas and sanitation |
| BS 2782-11:Method 1101A:1981 | Methods of testing plastics. Thermoplastics pipes, fittings and valves Measurement of dimensions of pipes |
| BS 7291-3:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for crosslinked polyethylene (PE-X) pipes and associated fittings |
| BS 2782-11.1106A(1983) : 1983(R1999) | METHODS OF TESTING PLASTICS - THERMOPLASTICS PIPES, FITTINGS AND VALVES - ASSESSMENT OF PIGMENT DISPERSION IN POLYOLEFIN PIPES AND FITTINGS: MICROTOME METHOD |
| BS 7291-2:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for polybutylene (PB) pipes and associated fittings |
| BS 7291-4:1990 | Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings Specification for chlorinated polyvinyl chloride (PVC-C) pipes and associated fittings and solvent cement |
| ISO 1043-1:2011 | Plastics — Symbols and abbreviated terms — Part 1: Basic polymers and their special characteristics |
| BS 1755-1:1982 | Glossary of terms used in the plastics industry Polymer and plastics technology |
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