HangZhou Hoyee trade Co.,Ltd


3 Way Pneumatic Stop Valve

3 Way Pneumatic Stop Valve

1) ZMQ / ZSQ series pneumatic shut-off valve is an actuating unit in the pneumatic unit portfolio instruments. It can auto control or adjust the medium's pressure, flow, temperature and level parameters by the control system. 2) This series has a simple structure, light weight, easy to use...

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Product Details

ZMQ / ZSQ series Specifications of pneumatic unbalanced shut-off control valve
Trim features: sleeve guided type, unbalanced trim structure, with balanced seal ring structure, with double plug structure
Body type: straight-through type, angle type
Bonnet type: standard type, heat dissipation type ( or say heat radiation type), cryogenic type, bellow type
Flow characteristic: quick open characteristic
Shut-off class: ASME B16.104 V (standard metal seat), ASME B16.104 VI( shut-off soft seat)
Pipe connection type: flange type, butt welding type
Applicable temperature range: -196°C - 570°C ( double-seat structure)
Actuator type: pneumatic diaphragm actuator, pneumatic piston actuator, electric actuator.


1.Mounted at any angle
2.Emergency manual device optional
3.Air source pressure: 3-8bar
4.No viscosity limit and flow direction for medium
5.Valve body material: Cast Steel (code: C), SS304 ( code: B),
 SS316 (code: R), SS316L (code: L)
6. Medium Temp: Normal--- Cast Steel Ⅴ: -29~350℃
 Stainless Steel Ⅴ: -40~450℃
 Special---Ⅲ: -29~150℃ Ⅳ: -29~250℃ Ⅵ: -100~150℃ Ⅶ: -196~150℃
7. Nominal Pressure: Normal--- 1.6MPa/CL150Lb, Special---2.5~25MPa/CL300~1500Lb

8.Seal Material: Ⅲ---Fluoroplastic (PTFE, code: P), Ⅳ---PolyPhenyl (PPL, code: P)
 Ⅵ---Fluoroplastic (PTFE, code: P), Fluoroplastic (PTFE, code: P)
 Ⅴ---Hard Seal (Body material, code: W/ Overlaying stellate Alloy, code: H)
9.Control mode: QZ2--- Double acting control QZ11、QZ12---single acting control QZ4--- adjusting control
10.Special configuration: QZ-&--- with emergency manual device
 QZ-◆--- with position limit switch (Valve position signal output)


Manufacturing and Supplying All Kinds of Automatic Valves
Hoyee specializes in designing, manufacturing and supplying all kinds of automatic valves. Our products cover electric valves (ball valves, butterfly valves, gate vales and more), pneumatic valves (angle seated valves, ball valves, butterfly valves and more), control valves, regulating valves and more.
Supported by More than 600 Employees
Currently, we have more than 150 employees, including 30 more engineers and technicians. In addition, we also have two complete original production and auto-inspection lines from Germany, digital lathes and CNC machines to guarantee the quality and safety of our products. On the further strategy, our advantages help us hold an unbeatable stand in Industry 4.0.



Packing Details: Wooden box and plywood case, standard export  packing.
In addition that we can  design and pack as your request.
Delivery Details : Shipped in 5-15 days after payment.



1.Are you manufacturer or middleman?

-Of course we are munufacture and we have been providing professional solution in valve industry for over 13years since 2005.


2.Do you have stock products to sell?

-Yes,we have normal type with narmal material in stock


3.What information do you need if I want to inquiry?

-The valve type, size, pressure and material.
-The liquid,connection and operation also need if you can offer.


4.How many days the products will be ready?

-Generally,3 to 4 weeks,depends on the quantity.


5.Will you inspects the final products?

-Yes,Each steps of production and finished products will be inspect by QC departments before shipments.


3 Way Pneumatic Stop Valve.jpg

 Mail address:Infor@hoyeevalve.com

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