Wear-Resistant Hemisphere Valve
A hemisphere valve for applications where particles and erosion affect the sealing surfaces. Review wetted materials and the sealing configuration for the specific medium.
Confirm the selected configuration and operating limits with DQSV before ordering.
| Size Range | DN15 ~ DN600 |
|---|---|
| Pressure Rating | PN16 ~ PN40 / Class150 ~ Class300 |
| Temperature Range | -29°C ~ 200°C(-20°F ~ 392°F) |
| Body Material | WCB / CF8 / CF8M / CF3M etc. |
| Lining Material | FEP / PFA / PTFE / nylon / stainless steel etc. |
| Connection | flanged / wafer / welded |
| Applicable Medium | water, ore slurry, oil products, gas, chemical media and particle-bearing, corrosive media |
| Actuation | manual / worm gear / pneumatic / electric |
Medium & duty
water, ore slurry, oil products, gas, chemical media and particle-bearing, corrosive media
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 datasheetConstruction options
Drive options
Product features
Enhanced wear resistance
Stable sealing for frequent cycling or continuous regulation.
Erosion resistance
Critical areas can receive treatments for wear, corrosion and high temperature service.
Extended service life
Selection calculations and custom configurations are available for the specified operating conditions.
Reliable sealing
Compact construction supports site installation and subsequent maintenance.
Particle-containing media
Stable sealing for frequent cycling or continuous regulation.
Accessible maintenance
Critical areas can receive treatments for wear, corrosion and high temperature service.
Construction features
- Enhanced wear resistance
- Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
- Erosion resistance
- Wetted parts can be selected for the medium, including stainless steel, alloy steel, fluoropolymer or rubber linings, and hard alloys.
- Extended service life
- Actuation configurations include manual, electric, pneumatic, diaphragm and self-operated options, subject to the selected valve configuration.
- Reliable sealing
- Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
- Particle-containing media
- 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.