| Media: | Water |
|---|---|
| Temperature: | Low Temperature |
| Material: | Cast Iron |
| Connection Form: | Flange |
| Structure: | Butterfly |
| Pressure: | Low Pressure |
| Samples: |
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| Customization: |
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Audited Supplier Check valve
Design standard: AWWA A508
Body:GGG50 with internal and external epoxy resin coating
Disc:GGG50/SS304/SS316
Stem:2Cr13/SS304/SS316
Sealing :EPDM
A rubber line check valve, also known as a duckbill valve or rubber flap valve, is a type of check valve that is commonly used in applications where the flow of fluids or gases needs to be regulated in one direction.
The valve is made of flexible rubber material and is designed to allow flow in one direction while preventing backflow or reverse flow. It consists of a conical or flat rubber sleeve or flaps that act as a one-way door. When the pressure on the upstream side of the valve is greater than the pressure on the downstream side, the valve opens, allowing fluid or gas to flow through. When the pressure on the downstream side becomes greater than the upstream side, the valve closes, preventing backflow.
Rubber line check valves are often used in various industries, including wastewater treatment, sewage systems, drainage systems, irrigation systems, and industrial piping systems. They are preferred in applications where a tight seal is required, as the rubber material provides excellent sealing properties.
These valves are typically easy to install and require minimal maintenance. However, it is important to select the appropriate size and material of the valve based on the specific application requirements.
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Audited Supplier 
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