Lined Check Valve
Lined Check Valve
Chemoil Advance Technology supplies Lined Check Valves from recognized manufacturers for reliable reverse-flow protection in industrial and process systems handling corrosive or chemically aggressive media. The lining provides a protective barrier between the process fluid and the valve body, helping improve corrosion resistance and material compatibility when properly selected for the service conditions.
A check valve operates automatically based on the direction and pressure of the process flow. It permits flow in the intended direction and closes when reverse-flow conditions occur, helping protect pumps, pipelines and other process equipment from unwanted backflow.
Lined Swing Type Check Valve
With this product, a one-way flow direction which eliminates the presence of issues such as the back-flow of liquids in the pipeline. These unique capabilities are possible by way of an optimal design that ensures efficiency and effectiveness. With the valve body lining, it is guaranteed that the ball will fall into place properly.
Lined Through Way Lift Check Valve
PTFE/PFA Lined ball valve is specially designed for controlling the usual corrosive medium. Its body inner surface is lined with fluorine plastic or other types of rubber. It features high strength and prominent performance of corrosion resistance. It can be selected to suit with different working temperatures and fluid pipelines.
Lined Ball Type Check Valve
Youfumi supplies ball check valves in with quality lined ball as standard and with polyurethane balls for abrasive media or when different ball weights are needed to prevent noise and water hammer. They can be installed in both horizontal and vertical positions.
Lined Vertical Lift Check Valve
Our lined vertical lift check valves are particularly suitable for high-pressure service where the velocity of flow is high. In lift check valves, the disc is precisely guided and fits perfectly into the dashpot. They maximize efficiency and accuracy for operations.
Key Features
- ✔️ Excellent Corrosion Resistance
- ✔️ PTFE, PFA & FEP Lined Construction
- ✔️ Reliable Automatic Non-Return Operation
- ✔️ Prevents Reverse Flow
- ✔️ Low Pressure Drop Design
- ✔️ Suitable for Aggressive Chemical Media
- ✔️ Leak-Tight Sealing Performance
- ✔️ Low Maintenance & Long Service Life
- ✔️ Available in Multiple Sizes & Pressure Ratings
- ✔️ Designed to International Standards
Technical Specifications
| Parameter | Details |
|---|---|
| Valve Type | Sight Glass Ball Check Valve /Wafer Swing & Flanged End Swing Check Valve Dual Plate & Lift Type Check Valve Ball Type Check & Vertical Lift Check Valve Horizontal Piston Check Valve |
| Material of Construction (MOC) Body, Bonnet and Wedge | Carbon Steel, Stainless Steel, Alloy Steel, Special Alloys on Request |
| Lining | PFA | PTFE | FEP |
| Lining Thickness | 3 to 5 mm |
| Size Range |
1/2" to 6" (DN 15 to 150) Sight Glass Ball Check
1/2" to 14" (DN 15 to 350) Swing Check
1/2" to 14" (DN 15 to 350) Through Way Lift Check
1/2" to 14" (DN 15 to 350) Ball Type Vertical Check
|
| Pressure Rating | ASME 150# | PN10 | PN16 |
| End Connection | Flanged End ASME B16.5 |
| Design Standard | API 6D | ASME B16.34 | MFG. STD |
| Testing Standard | API 598 |
| Operation | Self Operated |
| Brand | YOUFUMI |
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