BS 3601:1987

Foreword
Committees responsible
Specification
1 Scope
2 Information to be supplied by the purchaser and
    options to be documented
3 Designation
4 Manufacture of the steel
5 Manufacture of the product
6 Chemical analysis
7 Final supply conditions
8 Mechanical properties
9 Visual inspection and appearance
10 Tolerances
11 Tests
12 Number, selection and preparation of samples and
    test pieces
13 Test methods
14 Retests
15 Test certificate
16 Protective coating
17 Marking
Appendices
A Designation of steel tubes in BS 3601 : 1987 and the
    nearest equivalent designations in BS 3601 : 1974
    and ISO 2604 : Parts 2, 3 and 6
B Dimensional limits of tubes in relation to the
    method of manufacture
C Eddy current testing of tubes for verification of
    leak tightness
Tables
1 Method of manufacture of tube, reference and steel
    grades applicable
2 Chemical composition and mechanical properties at
    room temperature
3 Permitted deviations of the product analysis from
    the specified ladle analysis
4 Tube manufacturing process and final supply
    conditions
5 Number of tubes per batch
6 Flattening test constant C
7 Designation of steel tubes in BS 3601 : 1987 and the
    nearest equivalent designations in BS 3601 : 1974
    and ISO 2604 : Parts 2, 3 and 6
8 Dimensional limits of tubes in relation to the
    method of manufacture
9 Drill diameter sizes for method A
10 Notch dimensions for method B

Plain end, welded and seamless carbon steel tubes suitable for general pressure purposes.