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Y-type check valve with angled bonnet, lifting eye and flow direction arrow

Y-Type Check Valve for Steam and Crystallizing Media

Product Description

Vornet’s Y-type check valve is a Y-pattern check valve designed to permit fluid flow in one direction while preventing reverse flow. It features a Y-shaped body that houses a spring-loaded disc or piston, which opens under forward fluid pressure and closes with the aid of a spring when flow slows or reverses. The Y-shaped design positions the bonnet at an angle, allowing access to internal components for maintenance without removing the valve from the pipeline. This Y-type non-return valve is intended for industrial backflow prevention. Water hammer performance must be assessed for the selected valve configuration and pipeline conditions.

Key Features

  • Y-pattern body: Reduces pressure drop and turbulence
  • Quick closing disc: Prevents reverse flow efficiently
  • Compact design: Saves installation space
  • Durable construction: Suitable for high-pressure and temperature applications
  • Wide material options: Resistant to corrosion and wear
  • Maintenance access: Accessible internal parts for inspection and repair

General Information

Size Range1/2″–12″ (DN15–DN300)
Pressure RatingClass 150–4500 (PN16–PN760)
Body MaterialCarbon steel, alloy steel, stainless steel, duplex steel, etc.
Temperature Range−46°C to +650°C
OperationAutomatic
Design StandardASME B16.34
Face to Face DimensionASME B16.10
Ends ConnectionsASME B16.25 (BW)
Test & InspectionAPI 598

Related
Documents

Download valve catalogues and submit Y-type check valve specifications for technical review.

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How does the Y-pattern check valve affect pressure loss?

The Y-pattern check valve uses an angled body layout. Pressure loss depends on the selected valve, flow rate and medium; confirm the required flow data during selection.

How does this design handle drainage and media accumulation?

Drainage and retained medium in a Y-pattern check valve depend on its internal arrangement and installation orientation. Confirm these details for the intended service.

Which process media are listed for this check valve?

The current Y-type check valve listing covers steam, heat transfer oil and crystallizing media. Confirm the material, trim and operating conditions before specifying a configuration.

How does the valve help protect the pipeline?

This Y-type non-return valve is intended to prevent reverse flow. Water hammer performance requires assessment of the closing characteristics and pipeline conditions.

What information is needed for technical selection?

For Y-type check valve selection, provide the medium, size, operating pressure and temperature, flow rate, body material, connection, installation orientation, quantity and project documentation.