Concentric Butterfly Valve

Resilient seated butterfly valves are widely used in various industries for both on-off and regulating service. Resilient seated butterfly valves are designed in accordance with API609 with axes of body, stem and disc concentric.
Concentric Butterly Valve

Design Feature Product Range
Concentric design
Low torque
Bi-directional service
Self cleaning
Blowout-proof stem
ISO 5211 top flange
2-PC stem design (2in~12in)
Optional extended stem design
Optional various actuator
Size 2~24”(DN50~DN600)
Rating 200Psi(PN1.0 ,PN 1.6)
Body Materials Cast Iron, Cast Steel, Stainless Steel
Seat Materials EPDM ,NBR ,PTFE ,Viton
End connection Wafer, Lug, Double Flange
Operation Electric, Pneumatic