BS 7291-2:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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
Hardcopy , PDF
10-30-2001
English
05-31-1990
Committees responsible
Foreword
Specification
Section 1. General
1. Scope
2. Materials
3. Marking and associated information
Section 2. PB Pipes
4. Nominal sizes
5. Dimensions
6. Mechanical and hydrostatic properties of PB pipes
Section 3. Fittings for PB pipes
7. Jointing
8. Classification and associated performance
requirements for fittings for PB pipes
9. Designation of sizes of fittings
10. Mechanical and hydrostatic properties of fittings
for PB pipes
Appendices
A. Method of test for resistance to thermal ageing
B. Crystallization, transformation and conditioning
C. Method of test for resistance to pull-out of
assembled joints
D. Guidance on quality control testing
Tables
1. Dimensions of PB pipe having nominal sizes and
outside diameters consistent with those specified
in BS 2871
2. Dimensions of PB pipe in accordance with BS 5556
3. Pull-out test forces for joints of pipes in
compliance with table 1 and/or associated fittings
4. Pull-out test forces for joints of pipes in
compliance with table 2 and/or associated fittings
5. Applicability of requirements and test methods
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