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BS 4991:1974

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Specification for propylene copolymer pressure pipe
Available format(s)

Hardcopy , PDF

Superseded date

31-08-2022

Language(s)

English

Published date

29-03-1974

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.

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.

Committee
PRI/88/2
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Superseded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

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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