Resilient Seated (Concentric) Butterfly Valve
Resilient Seated (Concentric) Butterfly Valve

Resilient Seated (Concentric) Butterfly Valve

Resilient seated butterfly valves are widely used in various industries for both On-off and regulating service. Compare with traditional globe & ball valve, butterfly valve is less weight and cost effective. Followed by the rapid development on various elastomer material, resilient seated butterfly valves are now used not only for water system but also for various chemical industry.

Product Detail

General Description: 

Resilient seated butterfly valves are widely used in various industries for both On-off and regulating service. Compare with traditional globe & ball valve, butterfly valve is less weight and cost effective. Followed by the rapid development on various elastomer material, resilient seated butterfly valves are now used not only for water system but also for various chemical industry.


Design Standard:

Basic Design:
API 609, BS5155, EN593
Face-Face Dimension:
ASME B16.10, API609, EN 558-1 Series 13 & 20
End Connection: 
ASME B16.5, ASME B16.47, MSS SP44, DIN 1092-1
Test:
API 598, EN12266
Marking:
MSS-SP-25 / EN 99

Products Range:

Size: 
 2" ~ 64" (DN50 ~ DN1600)
Rating:
150 ~ 232Psi, PN10, PN16, PN25, PN40
Body Materials:
Cast Iron, Ductile Iron, Cast steel, Stainless steel
Seat Material: 
 EPDM,NBR,VTION, PTFE
End Connection: 
Wafer, Lug, Double Flange


Design Feature:
Application:
Concentric design
Potable water supply
2-PC shaft low torque design
Power plants
Bi-directional service
Shipbuilding industry
Self cleaning
Chemical and petrochemical

Blow-out proof shaft

Paper mill

ISO 5211 top flange

Optional extended stem




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