Wafer Butterfly valve – Centric valve for installation between pipe flange (wafer-style butterfly valve), lever assembly, one-piece disc/stem unit PFA-lined, maintenance-free, self-adjusting packing stem seal. Leakage rate in the seat to DIN EN 12266, leakage rate A. Actuation with hand lever lockable, worm gear with handwheel and pneumatic/electric actuators.
Chemical & Petrochemical, Pulp & Paper, Mining, Smelter, Mineral
Body in Ductile iron ASTM A395 (option with body Stainless steel) with PTFE-lined. Disc in stainless steel (option with Hastelloy or titanium) with PFA lined. Seat rings in PTFE
Pressure and Temperature
Vacuum to 10 bar (145 psig) -40 °C to +200 °C (-40 °F to +400 °F)
2″ – 40″ , DN50 – DN1000