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Pneumatic control valve sleeve type

Pneumatic control valve sleeve type

Short Description:

Pneumatic cage guided control valve adopts pressure-balanced spool structure, allowed large pressure differential, low noise and steady and reliable actuation;Actuator of Pneumatic cage guided control valve multi-spring circular equal layout, using high strength rubber diaphragm actuation parts,with small structure and large output force

Product Detail

Product Tags

Main technical date sheet

2.1Pneumatic control valve sleeve type CV values and stroke

IPneumatic cage guided control valve: high capacity Spool%VLV

Nominal diameter 32 40 50 65 80 100 125 150 200 250 300 350
Seat diameter 32 40 50 65 80 100 125 150 200 250 300 350
Rated Cv value The percentage of properties 24 36 60 100 140 220 320 420 820 1000 1440 1900
Linear characteristic 26 40 75 110 150 240 365 435 850 1035 1490 2000
Rated travel 25 38 50 75 100 150

IIPneumatic cage guided control valve:High Precision Flow characteristics Spool (% VF, EVF)
The datasheet see our catelogue.


Pneumatic control valve
Body type:
straight through casting globe type
Spool type: balanced cage guided sleeve type
Nominal size: DN20~300, NPS 3/4~ 12
Nominal pressure: PN16 ~ 100 CLASS 150LB ~ 600LB
Connection: flange: FFRFMFRTJ
Welding: SWBW
Flange dimension: According to to IEC 60534
Pneumatic cage guided control valve
Bonnet type:
Ⅰ:standard type-20℃~230℃
Ⅱ:Radiator type: -45℃~ high than 230℃ occasion
Ⅲ:Low temperature extended type-196℃~ -45℃
Ⅳ:Bellow seal type
Ⅴ:Warm insulation Jacket type
Packing: V type PFTE packing, flex. graphite packing, etc.
Gasket: Metal graphite packing
Actuator: Pneumatic: multi-spring diaphragm actuator, piston type actuator.

Pneumatic control valve sleeve type normal material list

Component name Control Valve Material
Body/Bonnet WCB/WCC/WC6/CF8/CF8M/CF3M
Valve spool/Seat 304/316/316L(overlaying stellite alloy)
Packing Normal:-196150℃ is PTFE,RTFE,>230℃ is flexible graphite
Gasket Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket
Diaphragm Cover Normal:Q235,Special:304
Diaphragm NBR with reinforced polyester fabric
Spring Normal:60Si2Mn,Special:50CrVa
Control valve stem 2Cr13/17-4PH/304/316/316L

Pneumatic control valve sleeve type normal material list

Pneumatic control valve
Type\ Method
Pneumatic diaphragm actuator
  PZMA-4~ PZMA-7
  Multi-spring type
Usage Regulating type, ON-OFF type
Air supply pressure or Power supply voltage Air supply pressure (Spring range)
14020100Kpa G
240 (40200) Kpa G
280 (80240) Kpa G
Connector Air pipe connector: RC1/4
Direct action Pressure increase, stem descend, valve close.
Reaction Pressure increase, stem ascend, valve open.
Input signal 4020mA.DCwith positioner
Lag ≤1%FSwith positioner 
Linear type 2%FSwith positioner
Environmental temperature -10℃+70
Pneumatic cage guided control valve
E/P, P/P valve positioner, filter regulator, valve converter, solenoid valve, limited switch
Non-standard accessories, need special customized notes.


Q: What's your payment terms?
A: Usually we accept T/T ,Western Union or PayPal.

Q: What's your shipping item?
A: We ship items via EMS, DHL, UPS, TNT, China Post or Hong Kong Post.

Q: What's your delivery time?
A. 1.The stock samples can be sent to you within 3-5days by international express after received
   2.The batch order can be shipped to you in about 10-15days after order confirmation (by air or by sea)

Q: What's your main products of your company?
A: We specialized in all kinds of high performance control valve, for over 10 years with excellent quality and competitive

Q:How can I choose the most suitable valve?
A: Please tell me your detailed working condition,DN,Mpa,Working temperature…ect

Q: How long is your pump lifetime?
A: Valve warranty is 12 months 


1. We offer 12 months limited Warranty of Manufacturer for defective items (excluding items damaged and /or misused after receipt).
2. If you have any problems with the item received, please let us know within 7 days after received. Please contact us before send items back! If problem really exists, a replacement or a refund is available after we receive the items in goods condition.

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