BS 5155:1984

Committees responsible
Foreword
Section 1. General
1 Scope
2 Definitions
3 Types
4 Nominal size range
5 Nominal and Class pressure designations
6 Pressure/temperature ratings
7 Dimensions and tolerances of body ends
Section 2. Design and operation
8 Design
9 Operation
Section 3. Materials
10 Materials
Section 4. Testing
11 Pressure test requirements
12 Pressure testing
13 Fire type-tested designs
14 Anti-static designs
15 Test certificate
Section 5. Marking
16 General
17 Body marking
18 Body or identification plate marking
19 Material symbols
Section 6. Preparation for storage and transportation
20 General
21 Disk position
22 Body ends
Section 7. Manufacturer's certificate
23 Manufacturer's certificate
Appendix A - Information to be supplied by purchaser
Appendix B - Effect of non-metallic materials on water
             quality
Publications referred to

Specification requirements for double flanged and wafer type butterfly valves with nominal pressures up to PN 40 and Class 300, sizes DN 40 to DN 2000.