PTFE/PFA body and disc lined wafer electric butterfly valve for corrosive medium

PTFE/PFA body and disc lined wafer electric butterfly valve for corrosive medium specification Body: Cast Iron, Ductile Iron, Aluminum Stainless Steel,CF8,CF8M,CF3M Disc: Stainless Steel+PTFE, Stainless Steel+PFA, Stainless Steel+F4 Stem: Stainless Steel Seats: PTFE Size: 2″ – 24″ (50mm – 600mm) Flange accommodation: EN 1092 PN 6/PN10/PN16 ASME Class 150 AS 4087 PN 10/ PN 16 JIS 5K/10K Top flange:ISO5211 Temperature range: -40 °C to + 180 °C (depending on pressure, medium and material) Body style: wafer,LUG,Flange Control mode: switch type, control type, integral type, industrial bus type, Control voltage: AC220V, AC380V, DC220V Suitable medium:water liquid, gas, slurry, oil,corrosive medium. etc.