ARI-Check valve - ARI-Armaturen - #12

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12 ARI-Check valve Plug design Soft sealing plug Max. operating temperature 200°C at PTFE + 25% carbon Check valve with damper In special applications, like high flow turbulences, check valves with damper should be used: - if check valves are mounted directly by centrifuged pumps; - behind pressure reduction stations; - behind pipe elbows; - in compact plants; - if expansion joints are missing; - if the pump is not mounted on a damper; - if there is no flow stabilizing pipe dimension; - if there is no start-up bypass line; - when choosen valve diameter to large. Working principle The precise tolerance between shaft and plug hole prevents an abrupt displacement of medium out of the plug.. Flow direction Hole and stem with a precise tolerance Edition 10/09 - Data subject to alteration Technology for the Future. G E R M A N Q U A L I T Y V A L V E S ARI-Armaturen Albert Richter GmbH & Co. KG, D-33756 Schloß Holte-Stukenbrock, Tel. +49 52 07 / 994-0, Telefax +49 52 07 / 994-158 or 159 Internet: http://www.ari-armaturen.com E-mail: info.vertrieb@ari-armaturen.com