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BS 6755-1:1986

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Testing of valves Specification for production pressure testing requirements

Available format(s)

Hardcopy , PDF

Superseded date

23-05-2003

Language(s)

English

Published date

31-12-1986

Foreword
Committees responsible
Specification
Section one. General
1. Scope
2. Definitions
Section two. Performance
3. General
4. Pressure-containing capability of valve shell
5. Butterfly valve disk strength
6. Seat leakage
7. Back seat leakage
8. Test certificate
Appendices
A. Equivalent leakage rates
B. Test durations
C. Equivalent sizes of valves having flanged ends,
     threaded ends, weld ends and capillary or
     compression ends
D. Pressure tests
Tables
1. Maximum permissible seat test leakage rates
2. Maximum permissible back seat test leakage rates
3. Equivalent leakage rates
4. Test durations
5. Equivalent sizes of valves

Tests to confirm the pressure containing capability of the shell of a valve under pressure, and tests verifying the degree of tightness and pressure-retaining capability of the valve seat(s) and/or closure mechanism.

Committee
PSE/18
DevelopmentNote
BS DRAFT 90/82491 DC REFERS TO AMD 1 Supersedes BS 5146-1(1974) and BS 5146-2(1984). (07/2004)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

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