Pressure Seal Gate Valves
We supplies pressure seal gate valves in Saudi Arabia for high pressure and high temperature applications in power, oil & gas, refinery and petrochemical industries.
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
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Specifications
| Technical Specification | Details |
|---|---|
| Nominal Size | NPS 2" to 48" (DN 50 to DN 1200) |
| Pressure Rating | PN 1.6 to 25.0 MPa |
| Operating Temperature | Up to +425°C |
| Bore Configuration | Full Bore |
| Sealing Design | Pressure Seal Bonnet |
| Applicable Media | Water, Steam, Air, Oil, Natural Gas & Industrial Process Fluids |
| End Connections | Flanged, Butt Weld or Customized Options |
Frequently asked questions
Here are some common questions about our product.
A pressure seal gate valve is a gate valve designed with a pressure seal bonnet that uses internal system pressure to enhance the sealing effect. It is commonly used in high-pressure and high-temperature industrial applications.
Pressure seal gate valves are used for reliable isolation in systems handling steam, water, air, oil, natural gas and other industrial process fluids. They are commonly used in power plants, refineries, oil & gas facilities and petrochemical plants.
A pressure seal bonnet uses internal system pressure to increase the sealing force, helping provide reliable sealing under demanding high pressure operating conditions and reducing the potential for leakage.
Yes. Power Flow Company supplies pressure seal gate valves in Saudi Arabia for power generation, oil & gas, petrochemical, refinery and industrial processing applications.
The pressure seal gate valves listed by Power Flow are available in sizes from NPS 2" to 48" (DN 50 to DN 1200).
The listed valves are suitable for operating temperatures of up to +425°C, subject to the specific valve configuration and service conditions.
Pressure seal gate valves are commonly used in power generation, oil & gas, refineries, petrochemical plants and industrial processing facilities, particularly where high pressure and high temperature are involved.
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