Large Butterfly Valve
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Large Butterfly Valve

Large butterfly valve is a kind of butterfly valve, which can be divided into pressure maintaining type, locking type and energy storage type. The butterfly valve is suitable for the outlet of water pump and the inlet pipeline of water turbine. It is used as a closed-circuit valve and check valve to avoid and reduce the backflow of medium in the pipeline system and produce excessive water hammer, so as to protect the pipeline system. Today the hammer large butterfly valve will be introduced.

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Product Description

China Large Butterfly Valve Manufacturers, Suppliers and Factory with Cheap Price

1.Introduction of Large Butterfly Valve

Large Butterfly Valve is a kind of butterfly valve, which can be divided into pressure maintaining type, locking type and energy storage type. 
The Hydraulic butterfly valve is suitable for the outlet of water pump and the inlet pipeline of water turbine. It is used as a closed-circuit valve and check valve to avoid and reduce the backflow of medium in the pipeline system and produce excessive water hammer, so as to protect the pipeline system.
Today the hammer Hydraulic butterfly valve will be introduced.
Hammer Hydraulic butterfly valve has high degree of automation. It can be controlled locally, remotely and in linkage. It can use PLC intelligent control system to realize text, touch screen and other user-friendly operation interfaces.

 

2.Technical parameters of Large Butterfly Valve


Type of Valve Hydraulic Control Butterfly Valve
DN DN100~DN3000
PN(MPa) 2.5-64
Design Temperature Range ≤80℃
Applicable Medium Sediment water, sea water, reservoir water, oil products, etc
Connection type:  Internal thread, external thread, flange, welding
Actuator type Hydraulic
Sealing Metal Hard Seal, Soft seal

Material of Large Butterfly Valve


Spare Parts Material
End Cover QT450-10
Packing gland DF-1
Down shaft 2Cr13
Disc Sealing ring NBR/EPDM
Disc   QT450-10
Body QT450-10
Rocker arm Q235A
Hammer ASTM A126CL.B
Packing   NBR
Gland HT200
Box Q235A
Box cover Q235A
Bottom cover sealing ring NBR
Half ring 2Cr13
Body retainer QT450-10
Top shaft 2Cr13
Up shaft bushing DF-1
Box support Q235A
Box shaft bushing ZCuZn38Mn2Pb2


3.Characteristics of Large Butterfly Valve


1.The hammer large butterfly valve can store energy by itself or by two accumulators. When there is no external energy, it can automatically close the valve.
2.The hammer Large butterfly valve valve can replace the stop valve and check valve at the outlet of water pump, and integrates mechanical, electrical and hydraulic functions, with small floor area.
3.The hydraulic system has the advantages of small motor power, high working efficiency, good pressure maintaining performance and long starting interval of oil pump.
4.The hammer Large butterfly valve valve has obvious opening indication and mechanical limit adjustment mechanism, and the travel switch device is waterproof and dustproof, with stable performance and long service life.
5.The hammer Large butterfly valve can realize linkage operation with other pipeline equipment according to predetermined procedures.
6.When the hammer Large butterfly valve is closed, it can realize slow closing function, effectively eliminate the harm of water hammer, and protect the safety of water pump and pipe network.



4.Packaging and Delivery


5. FAQ

1. Can i have a sample order for hydraulic control butterfly 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 hydraulic control 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





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