Detailed description:
A. Design
Body: GGG40(Ductile iron) according to ASTM A395
Body Finish: epoxy powder coated
Disc:CF8M
Shaft: 420 Stainless Steel
Seat: NBR/EPDM/PTFE
Bushing: PTFE
Pressure:PN16
Face to face acc. to EN 558-1 Serries20
Top Flange acc. to ISO5211
B. Description and Function
Concentric Butterfly Valves are designed and manufactured to have optimal mix of structural stability, flow efficiency and effective seating coupled with advantage of light weight, compact design and ease of operation. Only a quarter turn is needed to fully open or close theses valves.
• Symmetric disc design ensures favorable flow characteristics and low pressure drop
• Concentric shaft ensures low operating torque
• Lining gives a good protection to valve body, and acts as flange gasket
- Shaft penetrates the valve seat
- Limited choice of seating materials (Elastomer, only)
Valve types:
1) Wafer type
• Shipbuilding, water works, heating and ventilation, power plants, oil refinery chemical plants etc.
• Valve to be installed by long bolts between the flanges of adjacent pipe only
• Easy handling and light weight.
• Easy installation, less bolt quantity and low cost.
• Inconvenient maintenance of adjacent pipe.
2) Lug type
• general piping system pump outlets, tank drains, ship sides etc.
• Ring shape bolt hole for bolting with flange of connecting pipe.
• Keep pressure inside during repairing adjacent the other side pipe.
• Different flange shape.
• Possible damage on full face gasket.
• Hard repairing of corroded bolt.
• More man-hour for installation and body can be cracked by misaligned thread.
• Heavy weight.
Company Information:
Main products:
When you choose the camlock couplings, please confirm the details such as:
1, Types and Size
2, Material
3, Thread
4, Seals
5, Presuure and Tempreture
OUR SERVIC
Pre-sale service
1.We have stock and could deliver goods within short time.
2.OEM order are accepted, logo printing are available.
3.Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
4.All of our products are produced by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
After you choose:
1. We will check cheapest shipping cost and make invoice to you at once.
2. Check quality and package again, then send out to seaport at 1-2 weekdays after your payment
3. Email you the tracking no., and help to chase the parcels until you signed them and update you the situation.
After-sale service
1.We are very glad that customers give us some suggestion for price and products.
2.If you have any question,please contact us freely by E-mail or Telephone or Whatsapp or Skpye.
FAQ
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge and need your side pay the cost of freight.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. Or it is 25-35 days if the goods are not in stock, it is according to quantity.
Q. what is your payment term?
A: T/T 30% payment in advance, balance to be paid before shipment. or L/C. Or West Union, Paypal and Money Gram if little value.
Q: what is your main market?
A: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe.
Q: Can I have my own customized product?
A: Yes, we can supply logo Print and package desiged based in our MOQ.
Contact us:
Audited Supplier 
Audited Supplier 
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