Features: The double offset butterfly valve the design is stem center line deviated body center line and stem center is deviated seat sealing center. This structure is normally RUBBER,PTFE/RPTFE or PTFE+SS sound sealing performance.
It is mainly used for system drainage of water plants, power plants, steel mill smelting, chemical industry, water source project, environmental facilities construction, etc. It is especially suitable for waterway pipelines and is used as regulation and interception equipment. Compared with the centre butterfly valve, the double eccentric butterfly valve is more resistant to high pressure, longer life and good stability.
Pressure: Class 150LB ~ 600LB
Connection: RF,Wafer,Lug
Operation: Gear Operator, Lever Operator, Electric Operator, BS. Etc.
Material: Cast Steel, Alloy Steel, Low Temperature Steel, Stainless Steel, Duplex Steel. Etc.
Application Standard:
Design:API609
Face-to-face:API609
Flanged Ends:ASME B16.5/B16.47
Inspection Test :API 598,
Certificate:EN 10204 type 3.1
Markings: MSS SP 25