D671F-10P/R Pneumatic Wafer Butterfly Valve
D671F-10P/R is a pneumatic wafer butterfly valve. The catalog covers DN40–DN300 with WCB, CF8 or CF8M bodies and PTFE, EPDM, NBR or FPM seats.
Product features
A pneumatic actuator is combined with a wafer butterfly valve across DN40–DN300. Body options are WCB, CF8 and CF8M; seat options are PTFE, EPDM, NBR and FPM. Neutral gas or air is used for control, at an air pressure of 0.3–0.8 MPa.
Technical parameters
| Item | Value |
|---|---|
| Medium temperature | -20–180°C |
| Ambient temperature | -20–60°C |
| Nominal pressure | 0–1.6 MPa |
| Control medium | Neutral gas, air |
| Air pressure | 0.3–0.8 MPa |
| Size | DN40–DN300 |
| Body material | WCB / CF8 / CF8M |
| Seat material | PTFE / EPDM / NBR / FPM |
| Stem material | 304 |
| Sealing-ring material | NBR |