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Heat-Resistant Flange Type Duckbill Check Valve with 1.0Mpa Pressure and 18 Months Warranty

Heat Resistant Duckbill Check Valve

Inline Duckbill Check Valve

Flexible Joint Duckbill Check Valve

Place of Origin:

China

Brand Name:

JINGNING

Certification:

Model Number:

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Heat-Resistant Flange Type Duckbill Check Valve with 1.0Mpa Pressure and 18 Months Warranty

Product Details

Size:

DN50---DN3000

Certificate:

ISO9001,CE，ZTC

Connection:

Flange

Warranty Time:

18months

Key Word:

Flexible Joint Pipe

OEM&ODM:

Available

Company:

Manufacturer

Pressure:

1.0Mpa, 1.6Mpa

Payment & Shipping Terms

Minimum Order Quantity

Packaging Details

Wooden Box

Payment Terms

L/C,D/A,D/P,Western Union,T/T,MoneyGram

Supply Ability

5000 Sets/Week

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86-150-93112546

joints@chnflex.com

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Product Description

Heat-Resistant Inline Rubber Duckbill Check Valve Flexible Joint Pipe

Flange Type Sewage Rubber Duckbill Check Valve Clamp Connected EPDM Expansion Joint

A Flange Type Sewage Rubber Duckbill Check Valve with a Clamp-Connected EPDM Expansion Joint is a one-way rubber check valve designed for sewage and wastewater systems. The duckbill outlet allows forward flow under pressure and automatically seals to prevent backflow. The flange connection ensures easy installation onto pipelines, while the clamp-connected EPDM expansion joint provides vibration absorption, noise reduction, and compensates for pipe movement, ensuring stable and maintenance-free operation.

Features & Benefits of Duckbill Check Valve

Expansion joint rubber is 100% full rubber structure, which can meet various anti-corrosion requirements (different rubber materials can be selected according to the actual demand)
Expansion joint rubber has no blockage and good sealing
Duckbill check valve expansion joint rubber has long service life, no fault and maintenance free
The duckbill check valve expansion joint rubber has no moving parts and mechanical parts, no electric signal and manual operation, no noise
When the opening pressure of duckbill check valve is small, the valve with water head more than 0.01M can be opened
In general, the duckbill check valve expansion joint rubber can minimize the head loss
The duckbill check valve can be changed in various installation forms according to the needs of customers
The duckbill check valve has the advantages of convenient installation, low cost and low operation cost

Technical Data of Duckbill Check Valve

Main Data of Duckbill Check Valve

Pipe Size ID	Length	Height	Flange Outside Diameter
DN(mm)	NPS	L(mm)	H	A
50	2	150	100	150
80	3	220	140	200
100	4	250	200	225
150	6	340	265	275
200	8	420	325	338
250	10	520	425	400
300	12	620	525	485
350	14	700	625	525
400	16	800	725	588
450	18	900	825	625
500	20	980	925	688
600	24	1120	1025	800
700	28	1180	1125	969
800	32	1350	1400	1080
900	36	1500	1525	1150
1000	40	1600	1725	1325
1200	48	1840	1950	1485

Note: For duckbill check valve, if there are other standard requirements or special flange needs to be customized, please provide written drawings, standards and information, we can customize duckbill check valve for you.

Duckbill Check Valve Advantages

Duckbill check valve is factory price
17 years of manufacturing experience, 5 years of export experience
Duckbill check valve has strict quality inspection, and the quality is far beyond the industry standard
Various specifications of duckbill check valve mould support customization and OEM
Provide free samples of duckbill check valve
Duckbill check valve has large inventory

Duckbill Check Valve Application

Because the main feature of the duckbill check valve is that the flange and the duckbill check valve are integrated, the installation is very convenient. The duckbill check valve adopts all rubber design, which will not cause blockage and jamming, reduce the maintenance cost and make the solid particles pass through smoothly. So the main application scope of duckbill check valve is: for waterproof system, drainage system, pump outlet, lifting pump station, submerged aeration system.

Our Services

24-hour online
Free samples provided
Support customization
Provide drawings
Multiple payment styles to choose from
Factory inspection (material, specifications, quantity, pressure, packaging)
Long warranty period
Suitable packaging for transportation

FAQ

Q1: What's the rubber material of duckbill check valve?

A1: EPDM, CR, NBR, etc. It depends on the working environment and media.

Q2: Can the duckbill check valve be marked with customized logo?

A2: Yes, the duckbill check valve can be marked with your logo. We could provide OEM&ODM service for duckbill check valve.

Q3: Can you provide drawings of duckbill check valve?

A3: Yes, we could provide drawings of duckbill check valve for you. Please contact us to get the drawing of duckbill check valve.

Q4: Can we get a sample of duckbill check valve?

A4: Yes, we could provide samples for you to test the quality of our duckbill check valve.

Tags：

Heat-Resistant Flange Type Duckbill Check Valve with 1.0Mpa Pressure and 18 Months Warranty

Heat Resistant Duckbill Check Valve

Inline Duckbill Check Valve

Flexible Joint Duckbill Check Valve

Customized DN300 EPDM NBR Rubber Duckbill Check Valve with 20 Years' Experience for Wastewater Applications

Corrosion Resistant Maintenance Free Duckbill Check Valve with ZTC Certification for Waterproof Systems

Heat-Resistant Inline Rubber Duckbill Check Valve with 1.0Mpa and 1.6Mpa Pressure Ratings in Black

ISO9001 Certified DN350 Rubber Bellow with Flange Sewage Duckbill Check Valve with 18months Warranty and 20Years' Experience

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