BS 2767:1972
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for valves and unions for hot water radiators
Hardcopy
31-01-1991
English
28-02-1977
The revision now covers the inclusion of non-rising stem angle valves; the extension of the vice conditions for which certain valves and unions, when specially tested, may be used; the incorporation of Y-pattern straight valves: the inclusion of requirements for materials for toroidal sealing rings and the alignment of minimum stem diameters, and body and bonnet wall thickness with valves of PN 16 rating in BS 5154.
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