BS 5146-1:1974

Заменен

Inspection and test of valves, Specification for steel valves for the petroleum, petrochemical and allied industries — 11 стр.

Заменен на

BS 6755-1:1986

ICS

23.060.01 Valves in general / Клапаны в целом

13.220.10 Fire-fighting. Including equipment and vehicles / Пожаротушение. Включая оборудование и транспорт