China Pneumatic Butterfly Valve PTFE Seated

Cast Iron Pneumatic Actuator Concentric Flange Butterfly Valve With Worm Gear Op is used for Water Treatment System, like drinking water, sewage plant, for consider of economy and application safety factor, when size above 600mm, we suggest to choose flange type, if size below 500mm, customer can choose wafer or lugged type.
1- Body: Ductile Iron GGG40/50 or WCB or Stainless Steel
2- Spindle: SS420/SS431/SS416
3- Disc: Ductile Iron, Cast Iron. SS304 (CF8) Stainless steel
4- Seat: EPDM or NBR or PTFE; 5- Pin: Stainless Steel
6- Epoxy Resin coating internal & external, thickness above 300 micron
7- Connection: Wafer type, lug type, flange type
8- Work pressure: PN10/16; Size Range: DN50 - DN2400
9- Design Standard: DIN, EN558-1, API609; Top flange: ISO 5211;
10- Operate: Pneumatic Actuator or Electric Actuator
WALTER-FSV Company supply OEM Service for Various Butterfly Valves, Pneumatic butterfly valve, Electric Butterfly Valves, Wafer Butterfly Valve, Flanged Butterfly Valves, Lugged Butterfly Valves. PTFE Seated Butterfly Valves.
Welcome your enquiry for more details.