Pneumatic Three Way Ball Valve



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Pneumatic Three Way Ball Valve

Nominal size:DN15-DN50mm

Body material: 304, 316,316L

Connection type: Thread

Pressure class: PN1.6-6.3MPa

Structure type: Floating ball core 3 way T type, 3 way L type

Valve components

Seat sealing: PTFE:-30℃ to 180℃

PPL :-30℃ to 250℃

Core material: 304, 316,316L

Hard seal core surface spray welding, tungsten nitride treatment.

Stem material: 304

Applicable medium: Water, liquids, gas, oil, powder, steam, acid and alkali corrosive medium


Fire protection structure design

ISO5211 standard can direct mounting actuators

Between the core and the valve body antistatic device

Stem explosion proof design

Double stem packing conforms to the German TUV TA – being LUFL stem leakage test

Double butterfly shrapnel automatic compression packing design

Allowable pressure differential: Less than nominal pressure 1.6MPa

Leakage: Zero leakage


Pneumatic actuator

Double acting: Air to open, air to close, air supply failure to keep the current position

Single acting air to open type: Air to open, interrupt air to close, air failure to close

Single acting air to close: Air to close, interrupt air to open, air failure to open

Optional accessory: Reversing solenoid valve, limit switch box,

air filter reducing valve, positioner, handle manual, lock up valve

Electrical part can be chose explosion-proof type


DN inch Thread 3 Way Actuator
d L H A p
15 1/2 11 79 42 115 158
20 3/4 15 88 49 115 158
25 1 20 108 60 137 177
32 1 1/4 25 124 63 137 177
40 1 1/2 32 135 74 147 196
50 2 40 164 83 165 226



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