FLOWSPEC CVKR silent check valve is large sized silent check valve, its outline design is in accordance with hydraulics to get excellent flow. Its baffle design can make sure it has very small pressure loss. CVKR silent check valve is mounted on the pump outlet to close quickly before the water flows back, preventing of water hammer, water slamming to achieve silent close.
CVKR silent check valve is widely applicable to water supply and drainage, fire fighting, heating system and industrial system.
Technical Specifications
Nominal pressure: 10bar/16bar/25bar/class125/class150/class250
Nominal size: DN300 (14”) ~ DN1200 (48”)
Design & manufacturing: FS-2000
Face to face: GB/T 12221
Flanged ends: GB/T 17241.6, GB/T9113, ANSI B16.1, ANSI B16.5, DIN2501, BS4504, EN1092-2
Inspection & test: GB/T13927, API598
Applicable medium: water, oil, sea water, sewage, non-corrosive liquids
Applicable temperature: 0~80℃
Materials: cast iron, ductile iron, cast steel