BS 2871-1:1971

Co-operating organizations
Foreword
Specification
1 Scope
2 General
3 Information to be supplied by the purchaser
4 Freedom from defects
5 Chemical composition
6 Manufacture
7 Condition
8 Dimensions and tolerances
9 Selection of test samples
10 Mechanical tests (including preparation of test
   pieces)
11 Non-destructive test
12 Retests
13 Certificate of compliance
14 Inspection
15 Independent test
16 Facilities for testing
17 Marking
18 The rounding of numbers rule

Defines requirements for copper tubes in the following conditions: (1) Annealed copper tubes supplied in coils, suitable for connection by means of compression fittings and capillary fittings for use in micro-bore or mini-bore heating system, designated Table W. (2) Half hard copper tubes supplied in straight lengths, suitable for connection by means of compression fittings and capillary fittings or by silver brazing or by suitable methods of welding, designated Table X. (3) Half hard copper tubes in straight lengths and annealed copper tubes in coils suitable for burying underground and for connection by means of compression fittings and capillary fittings or by silver brazing or by bronze or autogenous welding, designated Table Y. (4) Hard drawn copper tubes supplied in straight lengths suitable for connection by means of capillary fittings or non-manipulative type compression fittings (Type A specified in BS 864, Part 2), designated Table Z.