Buy Double Flanged Butterfly Valve which Can be Customized From Our Factory in China
1.Introduction of Double Flanged Butterfly Valve
Milestone Valve Co. Ltd is a specialized manufacturing enterprise specializing in valve design, development, production, sales and service. It continuously introduces advanced foreign technology, strictly requires and manages in accordance with ISO9001 standards, and produces butterfly valves, gate valves, ball valves and other types. Industrial valves. The products produced are widely used in metallurgical, electric power, petrochemical, water supply and drainage and municipal construction and other industrial pipelines with a medium temperature of 425 ℃ or less for flow adjustment and load-breaking fluid use. Among them, Double flanged butterfly valve adopts three-eccentric sealing structure design and two-way sealing function. The product meets the national GB/T13927-92 valve pressure test standard.
2. Specific Parameters of Double Flanged Butterfly Valve
Type of Valve |
Eccentric Flanged Butterfly Valve |
DN |
DN100~DN4000 |
PN(MPa) |
0.6~1.6 |
Design Temperature Range |
-10℃~120℃ |
Applicable Medium |
Water, oil, gas, and various corrosion medium |
Connection type: |
Flanged |
Actuator type |
Manual drive, Pneumatic, Hydraulic or electric Actuator |
Sealing |
Metal Hard Seal, Soft seal |
Applicable Medium |
Fresh water, Sewage, seawater, gas etc |
Spare Parts |
Material |
Body |
Gray Iron, Ductile Iron, Al-bronze, Stainless Steel, Carbon steel |
Disc |
Ductile iron, Stainless Steel, Al-bronze |
Stem |
Stainless steel, duplex steel |
Shaft |
Cast Iron, Stainless Steel |
Seat |
Rubber, stainless steel, stellite |
Sealing | O-ring, NBR, EPDM, FKM |
3.Product Features of Double Flanged Butterfly Valve
1) Double flanged butterfly valve adopts triple eccentric sealing structure, the valve seat and butterfly plate are almost wear-free, and have a tighter and tighter sealing function.
2) Double flanged butterfly valve sealing ring is made of stainless steel, which has the dual advantages of metal hard seal and elastic seal. It has excellent sealing performance, corrosion resistance, and long service life regardless of low temperature and high temperature.
3) The sealing surface of the Double flanged butterfly valve adopts surfacing cobalt-based cemented carbide, the sealing surface is wear-resistant and has a long service life.
4) Double flanged butterfly valve large size butterfly plate adopts quilted frame structure, which has high strength, large flow area and small flow resistance.
5) Double flanged butterfly valve has a two-way sealing function. It is not restricted by the flow direction of the medium during installation, and is not affected by the spatial position. It can be installed in any direction.
6) Double flanged butterfly valve drive device can be installed in multiple positions (rotated by 90° or 180°), which is convenient for users to use.
4. Packaging and Delivery
5. FAQ
1. Can i have a sample order for valve ?
A: Yes, we welcome sample order to test and check the quality, Mixed sample are accepted.
2. Do you have any MOQ limit for valve order ?
A: Low MOQ, 1 PC for sample checking is avaible.
3. Could you offer OEM service ?
A: Yes, OEM is availble.
4. How about the payment ?
A: We normally accept 30% deposit, and balance will be paid before shipping. L7C is OK
5. Whafs the delivery time of your butterfly valves?
A: For most of the sizes,DN50-DN600,we have stock of valve parts,it*s possible to deliver in 1-3 weeks,to nearest seaport Tianjin.
6. Whafs the warranty of your products?
A:We normally offer 12 months of warranty in service or 18 months since shipping date.
7. What is your products standardization?
A: GB/T12238-2008, JBfT 8527-1997, API 609,EN 593-1998, DIN 85003-3-1997
6.Contact Information