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Check valves - Babcock Valves: High performance "non return ...

A High Pressure Seal Tilting Check Valve is a robust, automatic valve preventing backflow in demanding industrial systems (power, chemical) by using pipeline pressure to create a tight seal, featuring a tilting disc for quick, quiet closure, reducing water hammer, and designed to ASME/API standards for high temperature/pressure (up to 10,000 PSI) applications . Its key is the pressure-activated bonnet seal and a centrally hinged disc that minimizes wear and noise, ensuring reliable operation in critical services.

Key Features & Functionality

Pressure Seal Bonnet : Uses the system's fluid pressure to enhance the seal between the body and bonnet, often with graphite or metal gaskets, making it ideal for high-pressure/high-temperature (HP/HT) service.
Tilting Disc : A hinged disc pivots open with flow and closes quickly when flow stops, preventing slamming and vibration (water hammer).
Quick, Tight Shutoff: The design allows for rapid closure through a small arc, providing excellent sealing and efficiency.
Automatic Operation: Works solely by fluid dynamics, requiring no external power.
Triple Offset (Optional): Some designs use triple offset geometry for stable operation and even tighter sealing.

Applications

Power Generation (Thermal, Nuclear, Fossil Fuel)
Boilers & Steam Systems
Chemical & Petrochemical Plants
High-Pressure Fluid Transport

Advantages

Prevents Water Hammer: Fast closing action minimizes damaging reverse flow surges.
Superior Sealing: Pressure-activated bonnet and self-aligning seat provide tight shutoff.
Low Pressure Drop: Efficient design ensures minimal flow restriction.
Reliable: Can be tested for seat leakage before installation.

Installation Considerations

Typically installed in horizontal lines with upward flow, though some configurations allow for vertical installation.
Installation orientation is critical for proper function; consult the manufacturer's manual.

Pressure Seal Tilting Disc Check Valve - Velan
Features & Benefits. Check valves are installed to allow flow in one direction only and they protect systems that can be affected ...

Velan
Tilting Disk Pressure Seal Check Valve | Walworth®

Walworth
Industrial Tilting Disk Check Valves Edward Products - Flowserve
The Edward Tilting Disk Check Valve is a large bore valve designed to close as quickly as possible, minimizing loud, damaging slam...

Flowserve

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Tilting Disk Pressure Seal Check Valve

Walworth

https://walworth.com › retencion_tilting

Walworth

https://walworth.com › retencion_tilting

Mainly used in power plants involving fossil fuels, coal, gases, nuclear and thermal power, boilers, steam stations, etc. as valves to avoid backflow. Read more

Fasani Style B High Pressure Check Valve

Emerson

https://www.emerson.com › catalog › fasani-p000204

Emerson

https://www.emerson.com › catalog › fasani-p000204

Fasani Style B High Pressure Check Valve is specifically designed for high pressure and high temperature applications. Find out more here.

$20 delivery

Pressure Seal Tilting Disc Check Valve

Velan

https://velan.com › Products

Velan

https://velan.com › Products

They are operated entirely by reaction to the flow and therefore do not require external actuation. Care and attention should be paid to check valve ... Read more

PACIFIC® Pressure Seal Cast Tilting Disc Check Valves

CRANE ChemPharma & Energy

https://cranecpe.com › Home › Product Catalogue

CRANE ChemPharma & Energy

https://cranecpe.com › Home › Product Catalogue

The Pacific Non Slam tilting disc check valve uses gravity to rapidly close the disc upon reversal of flow. Read more

API 600 Pressure Seal Check Valves

Powell Valves

https://www.powellvalves.com › api-600-pressure-seal-c...

Powell Valves

https://www.powellvalves.com › api-600-pressure-seal-c...

Powell Valves' API 600 Pressure Seal Check Valves are fabricated in a variety of styles such as swing check & lift check.Call today!

600-2500# Pressure Seal Tilting Disc Check Valve

Flotech

https://www.flotechinc.com › 600-2500-pressure-seal-ti...

Flotech

https://www.flotechinc.com › 600-2500-pressure-seal-ti...

Shell and seat pressure tested per API industry standards, explore 600-2500# Pressure Seal Tilting Disc Check Valves from Flotech.

Pressure Seal Cast Tilting Disc Check Valves

Total Valve Systems

https://www.totalvalve.com › brands › pacific-valves › p...

Total Valve Systems

https://www.totalvalve.com › brands › pacific-valves › p...

1 (800) 324-7035 | The Pacific Non Slam tilting disc check valve uses gravity to rapidly close the disc upon reversal of flow .

Product Highlight: Crane Pressure Seal Valves

Industrial Valve

https://indvalve.com › product-highlight-crane-pressure...

Industrial Valve

https://indvalve.com › product-highlight-crane-pressure...

Tilting disc check valves fully open and close through an arc of 45° , and this valve has exceptionally tight shutoff, even in vertical pipe runs. Read more

Pressure Seal Tilting Disc Check Valve

nsvvalves.com

https://www.nsvvalves.com › ... › Cast Check Valves

nsvvalves.com

https://www.nsvvalves.com › ... › Cast Check Valves

A high performance tiling disc check valve has double offset pivot (hinge pin) design . The pivot offsets are made when constructing the valve with hinge ... Read more