Pneumatic control valve sleeve type
Pneumatic control valve sleeve type
Main technical date sheet
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.
Specification
| 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. |
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:-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 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) 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. |
FAQ
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
Guarangee
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.
