RICHTER NKL/NKL-C Type Lug style Body Lined Butterfly Valves

Design Features

Lug 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



Lug for connection to ISO 7005-2 PN10, ASME (ANSI) B16.5 Class 150, JIS R 2210-10K

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