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BS 6282-3:1982
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Devices with moving parts for the prevention of contamination of water by backflow Specification for in-line anti-vacuum valves of nominal size up to and including DN 42
Hardcopy , PDF
21-12-2005
English
30-11-1982
Foreword
Cooperating organizations
Specification
Section one. General
1 Scope
2 Definitions
3 Nominal size
4 Marking
Section two. Materials and design
5 Materials
6 End connections
7 Air inlet apertures
Section three. Performance
8 Order of tests
9 Hydraulic test
10 Vacuum test
11 Body bending test
12 Durability test
13 Tightness test
14 Endurance test
Section four. Instructions
15 Instructions for installation and use
Appendices
A Vacuum test
B Body bending test
C Durability test
D Tightness test
E Endurance test
Tables
1 Nominal size
2 Recommended vacuum vessel sizes
3 Bending moments for body bending test
Figures
1 Arrangement of apparatus for vacuum test
2 Body bending test rig
3 Durability test rig
4 Tightness/endurance test rig
5 Endurance test rig
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