Butterfly valve type NKL/F, PN 10, disc/stem unit PFA coated, lug-style body material: ductile cast iron EN-JS 1049 acc. to DIN EN 1563 (0.7043 DIN 1693), centric valve for shut-off and control functions as wafer-style butterfly valve, maintenance-free self-adjusting packing stem seal, epoxy coating, SS disc as an option
