Accurate and reliable performance for high capacity and wide rangeability control applications.
Neles R-series V-port segment valve is an economical high performance control valve designed for liquid, gas, vapor and slurry control applications - especially with high capacity and wide rangeability requirements. R-series offers light weight, low torque control valves from 1" low capacity models up to 32".
Applications:
- Petrochemicals
- Refining
- Chemicals
- Pulp & paper
Features
Neles? R-Series V-Port Segment Valve for Control Applications Features:
- Real one piece body without inserts or seat retainers eliminates possible leak paths and bending forces from piping ensuring reliable valve operation.
- Anti-blowout shaft.
- Rotating, dynamic Q-trim attenuator for anti-cavitation and noise abatement.
- Low emissions according to ISO 15848 with wide temperature range and the longest endurance class.
- Fire safe certification according to API 607, 7th edition.
- Versatile mounting orientations.
Benefits
Neles? R-Series V-Port Segment Valve for Control Applications Benefits:
- Excellent control performance - for high capacity and wide rangeability applications
- Light weight - easy to handle and mount
- Effective, rotating Q-trim attenuator for cavitation and noise abatement is a self flushing design
- Excellent reliability with low maintenance cost
Specifications
Neles? R-Series V-Port Segment Valve for Control Applications Specifications:
| Body construction | Flanged / Flangeless |
| Body pressure rating | ASME 150 – 600, PN10 – 100 |
| Face to face | According to IEC 60534-3-2 / ISA 75.08.02 or IEC 60534-3-1 |
| Size range | DN 25 - 800 / 1" - 32" |
| Temperature range | -52 to + 425 °C / -60 to +797 °F |
| Tightness | According to ANSI/FCI 70-2 class IV (metal seat) and class VI (soft seat) |
Q & A
Neles? R-Series V-Port Segment Valve for Control Applications Q & A
+ What is the Neles R-series V-port segment valve?
It’s a rotary control valve featuring a V-shaped segment that delivers high capacity, precise control, and excellent rangeability, making it suitable for demanding control applications.
+ What media can the R-series valve handle?
It is designed for liquids, gases, vapors, and media containing some solids, thanks to its self-cleaning action and robust seat design.
+ What sizes and pressure ratings are available?
The R-series is available in sizes DN 25–800 (1"–32") with pressure ratings up to PN 40 / ASME Class 300, depending on configuration.
+ What is the temperature operating range?
Depending on seat and body materials, the valve can handle temperatures from -60 °C up to +400 °C (-76 °F to +752 °F).
+ How does it handle cavitation and noise?
Optional Q-Trim? technology provides cavitation control and noise reduction, ensuring stable and quiet operation in challenging services.
Downloads
Download Neles R-Series V-Port Segment Valve for Control Applications Datasheet
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