2.1Pneumatic control valve sleeve type CV values and stroke
I、Pneumatic cage guided control valve: high capacity Spool(%V、LV)
| 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 | |||||||
II、Pneumatic 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: | FF、RF、MF、RTJ | 
| Welding: | SW、BW | 
| 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. | 
| Component name | Control Valve Material | 
| Body/Bonnet | WCB/WCC/WC6/CF8/CF8M/CF3M | 
| Valve spool/Seat | 304/316/316L(overlaying stellite alloy) | 
| Packing | Normal:-196~150℃ 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 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) 140(20~100)Kpa G 240 (40~200) Kpa G 280 (80~240) 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 | 40~20mA.DC(with positioner) | 
| Lag | ≤1%FS(with positioner) | 
| Linear type | 2%FS(with positioner) | 
| Environmental temperature | -10℃~+70℃ | 
| Pneumatic cage guided control valve Accessories | 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.
 
               By Prudence from Montreal - 2018.09.19 18:37
 By Prudence from Montreal - 2018.09.19 18:37
               By Megan from Bangladesh - 2018.12.25 12:43
 By Megan from Bangladesh - 2018.12.25 12:43