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SD resilient seated butterfly valves are widely used in various industries for both on-off and regulating service. Compared with traditional globe & ball valve, butterfly valve is less weight and cost-effective. Followed by the rapid development on various elastomer materials, resilient seated butterfly valve are now used not only for water system but also for various chemical industries. SD resilient seated butterfly valves are designed in accordance with API 609 with axes of body, stem and disc concentric.

 

Design Feature

Concentric design

Bi-directional service

Zero leakage

Low torque

Self cleaning

Blowout-proof stem

ISO 5211 top flange

Optional extended stem design

Product Range

Size range:2" ~72" (DN50~DN1800)

Pressure rating:150~600LB (PN10~PN250)

Body material:Cast Iron, Cast Steel, Stainless Steel

Seat material: EPDM, NBR, Viton

End connection:Wafer, Lug, Double Flange