V-port Segment Valves
Neles
Metso’s 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″.
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.
Additional Info
| SERIES : | RA / RE |
| DESIGN : | Wafer / Flanged |
| SIZE RANGE : | DN 25 – 800 / 1”- 32 |
| PRESSURE CLASSES : | PN 10 – 40 / ASME 150 – 300 |
| TEMPERATURE RANGE : | -50 … +425 °C / -58 … +797 °F |
| STANDARD BODY MATERIALS : | CF8M / WCB / CG8M Titanium / Hastelloy C |
| LEAKAGE RATE : | Class IV / 10x ISO Rate D/class IV / Optionally ISO rate D/class V (min. 20 bar ∆p) |
| SERVICE : | General, Demanding / Erosive |
| OPTIONS : | Reduces Cv trims, Q-Trims |
| BULLETIN REFERENCE : | 3R21, 3R24, 7ND9021 |
