BUTTERFLY VALVES
GENERAL SPECIFICATIONS
Connection: Flanged
Material: Ductile Iron
DN: DN50 – DN300
PN: PN10/16
Colour : Black or Blue
DETAILS
- Bonded vulcanized liner of NBR with an excellent compression set and thus ability to regain its original shape.
- Streamlined disc with minimum ow resistance.
- Proled disc edge requires minimal deformation of the liner to achieve tight sealing, and results in less wear of the liner.
- Shaft and disc of stainless steel AISI 420.
- Shaft bearings of PTFE coated steel.
- Top shaft sealing consisting of a bronze bushing with two EPDM O-rings.
- Bottom shaft sealing consisting of a plug of galvanized steel with a copper sealing ring.
- Low torques as a result of the proled disc edge and xed liner design.
