Glossary for valves and valve parts (for fluids) - British Standards Institution (London British Standards Institution, 1955)
Pt.1: Screw-down stop, check and gate valves (BS.2591:pt.1:1955). Pt.2: Safety valves and relief valves (BS.2591:pt.2:1956). Pt.3: Plug valves and cocks (BS.2591:pt.3:1956)
Keywords: Valves