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BSI
BS 2797:1976

BS 2797:1976

Current

Current

The latest, up-to-date edition.

Specification for leathers for gas meter diaphragms

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-07-1976

Publisher

British Standards Institution

Foreword
Cooperating organizations
Specification
1. Scope
2. References
3. Definitions
4. Requirements
5. Marking
Appendices
A. Method of manufacture of E.I. sheepskin diaphragm
     leather (type 1)
B. Method of manufacture of split hide diaphragm
     leather (type 2)
C. Procedure for the determination of iron content
D. Procedure for the determination of shrinkage in
     boiling water
Figure
1. Test piece holder for determination of shrinkage
     in boiling water

Two types - E.1. sheepskin leather and split hide leather. Requirements, methods

This British Standard specifies requirements for finished leathers for use in diaphragms of gas meters intended for use with natural gas. Two types of leather are specified.

Type 1. E.I. sheepskin leather, manufactured as described in outline in Appendix A.

Type 2. Split hide leather, manufactured as described in outline in Appendix B.

Committee
TCI/69
DevelopmentNote
Reviewed and confirmed by BSI, January 2011. (12/2010)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Current

BS 6047-1:1981 Flame supervision devices for domestic, commercial and catering gas appliances Specification for heat sensitive type
BS 2780(1983) : 1983 GLOSSARY OF LEATHER TERMS

BS 3978:1966 Specification for water for laboratory use
BS 1792:1960 One-mark volumetric flasks
BS 612:1966 Specification for Nessler cylinders
BS 3144:1968 Methods of sampling and physical testing of leather
BS 1912:1985 Specification for soap flakes
BS 1911:1985 Specification for hard soap

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Hardcopy - English
PDF - English
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