BS 4991:1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by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 propylene copolymer pressure pipe
Hardcopy , PDF
31-08-2022
English
29-03-1974
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Cooperating organizations
Foreword
Specification
1. Scope
2. Composition
3. Designation of dimensional characteristics
4. Classification of pipe
5. Dimensions
6. Physical characteristics
7. Frequency of testing and retests
8. Marking
Appendices
A. Method for the determination of thiodipropionate
compounds
B. Method for the determination of toluene extract of
carbon black
C. Heat reversion test
D. Short-term hydrostatic test (batch test)
E. Long-term hydrostatic test (type test)
F. Tensile test
G. Test for impact strength at 0 deg C
H. Equivalent values of maximum sustained working
pressures
Tables
1. A guide to working pressures at various temperatures
and working life times with water
2. Dimensions
3. Short-term hydrostatic test pressure
4. Number of lines for 'round the clock' testing
5. Mass of striker
Figures
1. Examples of satisfactory dispersion of carbon black
2. Examples of unsatisfactory dispersion of carbon
black
3. Suitable impact testing machine
Series 1 for potable water, foodstuffs and pharmaceuticals and Series 2 for chemicals (including water up to 100°C); materials, dimensions, pressure ratings, physical characteristics and test methods.
| Committee |
PRI/88
|
| DevelopmentNote |
Supersedes 72/50535 DC. (07/2005) Reviewed and confirmed by BSI, January 2009. (12/2008)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
This British Standard specifies requirements for propylene copolymer pressure pipe in two series.
Series 1, for use with potable water, foodstuffs and pharmaceuticals.
Series 2, for use with chemicals, including water at temperatures up to 100 °C.
NOTE. The titles of the British Standards referred to in this standard are listed on the inside back cover.
| Standards | Relationship |
| ISO 3212:1975 | Similar to |
| 11/30228295 DC : 0 | BS 8558 - GUIDE TO THE DESIGN, INSTALLATION, TESTING, OPERATION AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - COMPLEMENTARY GUIDANCE TO BS EN 806 |
| BS 5114:1975 | Specification for performance requirements for joints and compression fittings for use with polyethylene pipes |
| BS 8558:2015 | Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages. Complementary guidance to BS EN 806 |
| BS 6785:1986 | Code of practice for solar heating systems for swimming pools |
| BS 5139:1991 | Method of specifying general purpose polypropylene and propylene copolymer materials for moulding and extrusion |
| BS 6700:1997 | Specification for design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages |
| BS 6700(2006) : 2006 | DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - SPECIFICATION |
| BS 8558:2011 | Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages. Complementary guidance to BS EN 806 |
| 15/30299694 DC : 0 | BS 8558 - GUIDE TO THE DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - COMPLEMENTARY GUIDANCE TO BS EN 806 |
| BS 879-2:1988 | Water well casing Specification for thermoplastics tubes for casing and slotted casing |
| BS 381C:1996 | Specification for colours for identification, coding and special purposes |
| BS 2782-3:Methods 320A to 320F:1976 | Methods of testing plastics. Mechanical properties Tensile strength, elongation and elastic modulus |
| BS 2782-4:Method 434D:1975 | Methods of testing plastics. Chemical properties Determination of antioxidants in polyolefin compounds by a spectrophotometric method |
| BS 4159(1967) : LATEST | COLOUR MARKING OF PLASTIC PIPES TO INDICATE PRESSURE RATINGS |
| BS 4123:1967 | Schedule of preferred chemical indicators |
| BS 517:1964 | Specification for cresylic acid of specified ortho-cresol content |
| BS 846:1985 | Specification for burettes |
| BS 2782-8:Methods 823A and 823B:1978 | Methods of testing plastics. Other properties Methods for the assessment of carbon black dispersion in polyethylene using a microscope |
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