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Pressure Seal Gate Valves

Engineered for high pressure, high temperature service.

Expanding gate valve for reliable leak tight pipeline isolation

Reliable Isolation for High Pressure and High Temperature Applications


Pressure Seal Gate Valves are specifically engineered to provide safe and dependable shut-off performance in demanding industrial systems. Designed for applications involving high pressure and elevated temperatures, these valves ensure tight sealing, minimal leakage, and long-term operational reliability.

The pressure seal bonnet design utilizes internal system pressure to enhance the sealing effect, making these valves an ideal choice for critical services in power plants, oil & gas facilities, refineries, petrochemical plants, and industrial processing units.

Manufactured from high quality materials and built to withstand severe operating conditions, Pressure Seal Gate Valves offer smooth operation, low maintenance requirements, and extended service life. Their full bore design minimizes flow resistance, allowing efficient fluid passage while maintaining excellent isolation when closed.


Key Features

  • Pressure seal bonnet design for enhanced sealing under high pressure
  • Reliable shut-off performance with minimal leakage
  • Suitable for high temperature applications up to +425°C
  • Full bore construction for unrestricted flow
  • Rugged design for demanding industrial environments
  • Long service life with reduced maintenance requirements
  • Available in flanged and welded end connections
  • Designed for critical power, oil & gas, and process industry applications
Technical SpecificationDetails
Nominal SizeNPS 2" to 48" (DN 50 to DN 1200)
Pressure RatingPN 1.6 to 25.0 MPa
Operating TemperatureUp to +425°C
Bore ConfigurationFull Bore
Sealing DesignPressure Seal Bonnet
Applicable MediaWater, Steam, Air, Oil, Natural Gas & Industrial Process Fluids
End ConnectionsFlanged, Butt Weld or Customized Options

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