Electric Ventilation Butterfly Valve
- Nominal Pressure: PN0.05–0.6MPa
- Nominal Diameter: DN300–4000mm
- Actuation Method: Pneumatic, Electric
- Applicable Medium: Hot and cold air, flue gas
- Design Standards: GOST 12238-1989, JB/T 8692-1998
- Flange Connection Dimensions: GOST 9115.1-2000
- Face-to-Face Length: GOST 12221-198