BS 5255:1989

Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Materials
4. Appearance
5. Dimensions
6. Physical properties
7. Performance
8. Marking
Appendices
A. Method of test for resistance to elevated
    temperature cycling
B. Method of test for stress relief behaviour of
    assembled fittings
C. Guidance on quality control testing
Tables
1. Dimensions of pipes and fittings of ABS, MUPVC and
    PP
2. Dimensions of pipes and fittings of PE and of ring
    seal sockets for use with PE pipe
3. Dimensions of joint sockets for use with pipes
    complying with the dimensions given in table 1
4. Longitudinal reversion of pipes
5. Applicability of requirements and test methods
Figures
1. Pipe lengths
2. Socket dimensions for fittings
3. Bends and equal branches
4. Unequal branches
5. Reducers
6. Straight coupling (with or without register)
7. Socket plugs (with or without access cap)
8. Adaptors
9. Expansion fittings (solvent joint systems)
10. Typical caulking bush
11. Typical installation and test assembly for elevated
    temperature cycling test

Dimensions and performance for pipes and fittings made of ABS, MUPVC, PE or PP in nominal sizes of 1¼/32, 1½/40 and 2/50 for the conveyance of domestic effluent.