BS 7005:1988

Foreword
Committees responsible
Specification
Section one. General
1.1 Scope
1.2 Definitions
1.3 Responsibilities of the manufacturer
1.4 General requirements
Section two. Materials and design stresses
2.1 Steels
2.2 Design stresses
Section three. Design
3.1 General
3.2 Metal corrosion
3.3 Vessel shell
Section four. Manufacturing and workmanship
4.1 Pressure containing parts
4.2 Welding
4.3 Pre-heating for cutting and welding
4.4 Post-weld heat treatment
Section five. Inspection and testing
5.1 Inspection during construction
5.2 Visual examination of completed welds
5.3 Non-destructive examination of ammonia vessels
      intended as high-pressure side liquid receivers
      for collecting liquid drained from condensers
5.4 Rectification of welds
5.5 Strength and leak pressure tests
Section six. Documentation and marking
6.1 Checking of dimensions
6.2 Vessel dossier
6.3 Certificate of compliance
6.4 Marking
Appendices
A. Information to be supplied by the purchaser
B. Certificate of compliance
C. Approval of the design and manufacturing schedule
D. Surveillance
E. Verification
F. Grades of steels for pipes in ASTM/API and DIN
    standards corresponding to those specified in
    British Standards
G. Shell and branch tube dimension combinations, with
    corresponding maximum design pressures not exceeding
    28 bar, for the tube materials specified in table 1
Tables
1. Steel pipes and tubes for pressure purposes
2. Minimum design pressures
3. Inspection stages
4. Grades in ASTM/API and DIN standards of
    equivalent weldability to BS grades of pipe
5. Shell and branch tube dimension combinations, with
    corresponding maximum design pressures: tube
    material BS 3602-360
6. Shell and branch tube dimension combinations, with
    corresponding maximum design pressures: tube
    material BS 3602-410
7. Shell and branch tube dimension combinations, with
    corresponding maximum design pressures: tube
    material BS 3602-460
8. Shell and branch tube dimension combinations, with
    corresponding maximum design pressures: tube
    material BS 36030-410
Figures
1. Minimum design temperature in relation to material
    thickness
2. Typical preparation and assembly for branch to main
    shell weld
3. Typical connections for screwed bosses

Requirements for the materials and design stresses, design, manufacturing and workmanship, inspection and testing, documentation and marking for simply constructed series produced vessels from 100 mm to 610 mm diameter, up to 6 m in length, for use with group classifications 1 and 2 refrigerants up to design pressures of 28 bar and design temperatures up to 200°C.