Non return valve - definition of Non return valve by The Free Dictionary
check valve (redirected from Non return valve)
Also found in: Medical
(Mechanical Engineering) a valve that closes by fluid pressure to prevent return flow. Also called: nonreturn valve
a valve permitting liquids or gases to flow in one direction only.
References in periodicals archive
Before and after the water pumps manual ball-valves and on the pressure-side a non return valve
are built in.
Size 2") Non Return Valve
For Hclptfe A216 Wcb Ss304 S:2.
Tenders are invited for Emergency replacement of age old 600 mm dia butterfly valve, non return valve
, and dismantling joint for pump motor set no-03 atRWPSofSWTP.