Body
Nominal diameter: DN50-DN1000
Body material: WCB, 304, 316
Connection mode: flange type
Pressure rating: PN1.0MPa, PN1.6MPa
Structure: the centerline structure
In the valve components
Seat tightness: PTFE: -30℃~140℃
Plate material: WCB, 304, 316
Stem material: stainless steel 410, 304
Applicable media: water, liquid, gas, oil, powder, steam, acid and alkali corrosive medium.
Design manufacturing standard
Design and manufacture: GB12238
Connection standard: JB/T 79.1-1994
Face to face: GB/T12221-2005
Stress test: GB/T13927-2008
Pneumatic actuator
Dual function: ventilated and ventilated, the gas source fault maintains the current position
Single use gas opening: ventilating, disconnecting, air source failure
Single-acting gas-vent, open air and gas source failure
Optional accessories: commutating solenoid valve, limit switch, air filter pressure reducing valve, electrical locator, handwheel mechanism, and holding valve
Electrical parts can be explosion-proof