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Product Description:
According to the sealing performance, pneumatic butterfly valve can be divided into metal seal and soft seal type.
Advantages for pneumatic butterfly valve compared with other valve types: compact structure, miniature size, long
service life, good sealing performanc, easy maintanance, quick detachable and installation.
Pneumatic Actuator:
Double acting | Air to open, air to close, air supply failure to keep the current position |
Single Acting Normally Close | Air to open, interrupt air to close, air failure to close |
Single Acting Normally Open | Air to close, interrupt air to open, air failure to open |
Optional Acessory | Reversing solenoid valve, limit switch box, air filter reducing valve, positioner, Handle manual, look up valve. |
Technical Parameters
Body | Valve components | ||
Nominal Size | DN50-DN600 | Seal Material | EPDM:-30℃~120℃ PTFE: -30℃~180℃ VITON: -30℃~150℃ NBR:-30℃~80℃ |
Body Material | WCB, Ductile iron, ss304,ss316 | Disc Material | 304, 316,316l,1.4529, 2507 |
Connection Type | Wafer | Stem Material | 304, SS410 |
Pressure Rating | PN1.0Mpa, PN1.6Mpa | Applicable Medium | Water, Liquids, Gas, Oil, Powder, Steam, Acid-base Corrosive Medium. |
Structure Type | Midline Structure |
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COVNA founded in 2000 and have 20 years of experience for solenoid valves, electric valves, pneumatic valves and pneumatic components. We own professional quality management and process inspection team which ensure the product with good quality., one year warranty and CE, RoHS, ISO9001, TUV certificate. We have large number of stock and most of the products could be delivered to you about 3-5 working days. COVNA professional and fast response sales team can reply your inquiry within 12 hours and offer you the best product consultant service.
“We are confident that our products can get your one hundred percent of trust and help you to achieve success with our great efforts.” - CEO Mr. Bond.
Our Advantage:
1. 20 years of experience of valves
2. Consistent product quality and reduction of defective productivity
3. Significant cost reduction versus competitors
4. 1 year of warranty time
Our Services:
Each product will be packed in foam and carton or pallet to keep it safety during shipment.
Ocean Freight, Air Freight, Express are accepted
Q: Can I get a sample and how do I get it?
A: Yes, the sample is available and please tell us your requirements of the sample and we will quote it for you and help you to order it.
Q: What are your main products?
A: We are a valve and actuator manufacturer with 20 years experience and we could provide ball valve, butterfly valve, check valve, gate valve, globe valve, electric actuator and pneumatic actuator for you. We committed to being your No.1 one-stop valve solution provider.
Q: Do you have any certificates?
A: Yes, we have ISO9001:2015, CE, TUV, SGS and more than 30 patents. Quality is our goal and the certificate is good proof of our quality.
Q: Can I be your distributor?
A: Yes, you can be our distributor. Details please contact us.
Q: What are your payment term and delivery time?
A: We accept TT, Paypal, Western Union, Credit card. The delivery time about 3 to 7 working days.