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Clamp Rubber Duckbill Check Valve Automatic Backflow Preventer Epoxy Fusion Coating

Categories Duckbill Check Valve
Brand Name: JINGNING
Model Number: XH
Certification: CE
Place of Origin: China
MOQ: 1
Price: USD 15-1000/Set
Payment Terms: L/C, D/A, D/P, Western Union, T/T, MoneyGram
Supply Ability: 5000 Sets/Week
Packaging Details: Wooden Box
Size: DN50---DN3000
Rubber Material: EPDM,NBR,SBR,NR
Connection: Clamp
Flange Standard: DIN,BS,ANSI,JIS
Flange/Clamp Material: Carbon Steel,Stainless Steel
Company Type: Manufacurer
OEM&ODM: Support
Product Name: Duckbill Valve
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Clamp Rubber Duckbill Check Valve Automatic Backflow Preventer Epoxy Fusion Coating

Rubber Sewage Disposal Duckbill Check Valve

Pressure and temperature

working pressurePN10/PN16/PN25
testing pressure

Shell: 1.5 times rated pressure,

Seat: 1.1 times rated pressure.

working temperature

-10°C to 80°C (NBR)

-10°C to 120°C (EPDM)

suitable mediaWater, Oil and gas.

Main material list

bodyChloroprene rubber, Neoprene, NBR & EPDM rubber, etc.
seat ringNBR / EPDM

Introduction of rubber duckbill check valve price

Duckbill check valve is consist of elastic neoprene rubber and man-made fiber,made by special processing,the shape is similar to the duckbill, so called duckbill valve. Under the condition of no pressure inside, the duck mouth is closed under the action of elastic force,with the increase of internal pressure, the exit of duckbill gradually increases,and the liquid can be discharged at high flow rate.


For BS EN1092-2 PN10/16 flange mounting.

Face-to-Face dimension conforms to ISO 5752 / BS EN558.

Epoxy fusion coating.

Features & Benefits
Packaged in pallet box containers or on pallets, adequately protected for shipment.
Each valve is individually tested.
Various materials and services available to meet your unique requireme


Mainly used in water systems,drainage systems,outlet of water pumps and upgrading the pumping station and liquid aeration system.Rubber flange and valve body are as a whole, so the installation is very convenient.The valve body is designed with a full rubber, which will not cause siltation and stickin. It reduces the maintenance cost, and allow the solid particles to pass smoothly.

Quality Clamp Rubber Duckbill Check Valve Automatic Backflow Preventer Epoxy Fusion Coating for sale
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