Butterfly valve, type PA-1320P, wafer type, with pneumatic actuator

With 4 holes, face to face according to EN 558-1 (K1), suitable between flanges PN 6/10/16,  from DN 350 PN 10 or PN 16, body: GGG-50 EKB, disc: stainless steel 1.4408, seat: PTFE/silicone, pneumatic actuator, double acting (DA) or spring return (SR), necessary actuating pressure: 6 bar