High-Temperature High-Pressure Gate Valve
A gate valve family for high temperature and high pressure service in steam, thermal and process lines. Confirm the material grade, connection and pressure-temperature combination for the project.
Confirm the selected configuration and operating limits with DQSV before ordering.
| Size Range | DN15 ~ DN600 |
|---|---|
| Pressure Rating | PN10 / PN16 / PN25 / PN40 / PN63 / PN100 / PN160 / PN250 |
| Working Temperature | -29°C ~ 550°C(carbon steel) / -29°C ~ 600°C(alloy steel) |
| Body Material | WCB / WC6 / WC9 / CF8 / CF8M / CF3 / CF3M / A105 / F11 / F22 etc. |
| Connection | flanged(RF / RJ / RTJ)/ butt welded(BW) |
| Actuation | handwheel(standard); optional：gear drive / electric / pneumatic |
| Applicable Medium | steam, hot water, thermal oil, gas, petroleum, chemical media etc. |
Medium & duty
steam, hot water, thermal oil, gas, petroleum, chemical media etc.
Selection inputs
- Medium, concentration and solids content.
- Operating and design temperature and pressure.
- Size, connection standard and installation constraints.
- Required actuation, control signal and fail position.
Product specification summary
Open the datasheet to print or save a PDF of the listed parameters. Request project drawings and inspection documents from DQSV.
Open printable datasheetBody and construction
Optional drives
Product features
Reliable sealing
Stable sealing for frequent cycling or continuous regulation.
Strong construction
Critical areas can receive treatments for wear, corrosion and high temperature service.
Low flow resistance
Selection calculations and custom configurations are available for the specified operating conditions.
Easy operation
Compact construction supports site installation and subsequent maintenance.
Application flexibility
Stable sealing for frequent cycling or continuous regulation.
Accessible maintenance
Critical areas can receive treatments for wear, corrosion and high temperature service.
Construction features
- Reliable sealing
- Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
- Strong construction
- Wetted parts can be selected for the medium, including stainless steel, alloy steel, fluoropolymer or rubber linings, and hard alloys.
- Low flow resistance
- Actuation configurations include manual, electric, pneumatic, diaphragm and self-operated options, subject to the selected valve configuration.
- Easy operation
- Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
- Application flexibility
- Wetted parts can be selected for the medium, including stainless steel, alloy steel, fluoropolymer or rubber linings, and hard alloys.
Find the valve for your duty.
Share your medium, required function, temperature and pressure. DQSV can help review the valve type, materials, sealing and actuation.