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Concentric Butterfly Valve
    Publish time 2018-08-01 19:25    
Concentric Butterfly Valve

Concentric Butterfly Valve



1. Concentric design, easily installation

2. Integral stem design for controlling control the disc open and closed positioning.

3. The stem can be avoid of overloading by the axial thrust 

bearing.

4. Blowout-proof stem

5. Low torque

6. Flow characteristic approached the straight line. Excellent regulation performance.

7. Self cleaning seat



Specification

Details

Size/Rating: 

NPS 2~160 (DN50~DN4000)     CLASS 125~150 (PN6~16)

Body Materials:

Ductile Iron, Stainless Steel, Cast Steel

End: 

Flange/Weld/Clip-on

Basic Design: 

API 609, ASME B16.34

Face to Face/End to End:

API 609

End Dimension: 

ASME B16.5, ASME B16.47, EN 1092-1

Test & Inspection: 

API 598, EN 12266


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