Valve body
Nominal size: DN10-DN100
Body material: 304, 316, 316L
Connection: internal thread
Stress level: PN1.6 - PN6.3 MPa
Structural form: floating ball core
Valve components
Seat tightness: PTFE: - 20 ° ~ 180 °
PPL: - 20 ° ~ 250 °
Valve core material: 304, 316, 316L
Stem material: 304
Applicable media: water, liquid, gas, oil, acid and alkali corrosive medium. Note: the valve body, body and seat material details are shown in P
performance
Fire-resistant structural design
Iso 5211 standard is installed directly with the executor
Anti-static device between ball core and valve body
Valve stem explosion-proof design
The double - layer - in - rod packing is in accordance with the German TUV ta-lufl stem leak detection
Double butterfly shrapnel automatic compression packing design
Allows differential pressure: less than nominal pressure 1.6 Mpa
Leakage: zero leakage
Back to the poor: plus or minus 2.5%
Dead zone: dead zone
Design manufacturing standard
Type: G, NPT, BSPT, BSP, din259/2999
Top flange: ISO5211
Pressure test: ISO5208 API598
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