Pneumatic 3 way mixing ball valve

Pneumatic 3 way mixing ball valve is composed of  L port 3 way ball valve and single acting or double acting pneumatic actuator with different material and pressure class to realize different automatic control, accessoires like soloenoid valve,limit swith and air filter is optional according to the client requirement.

Pneumatic 3 way mixing ball valve Technical parameters

Nominal size:DN15-DN300mm

Body material: WCB、304、316、316L or others

Connection type: Flange

Pressure class: PN10-PN64 CL150-CL600

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

Pneumatic 3 way mixing ball valve specification

Seat sealing: PTFE:-30℃～180℃

PPL :-30℃～250℃

Hard seal:-30℃～450℃

Hard alloy: Surface spray welding, tungsten nitride

Core material: 304、316、316L、WCB

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

Pneumatic 3 way mixing ball valve Performance

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

Hysteresis:±2.5%
 

Pneumatic 3 way mixing ball valve 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
 

Pneumatic 3 way mixing ball valve flow diagram (3 way L-type)