Neles™ Omega™ globe valve, series GM
Superior control performance and high reliability for severe service applications where noise or cavitation need to be eliminated.
Neles series GM globe valves provide superior control performance and high reliability in demanding applications where noise or cavitation need to be eliminated. Standard units are equipped with Neles diaphragm or piston actuators and Neles valve controllers for precise flow control, extended operation life and performance monitoring online.
Features
- One piece body to minimize the leak paths
- Top-entry construction and quick-change trim for easy maintenance
- Rugged top-guided or heavy-duty cage-guided trim constructions and hardened trim surfaces for extended lifetime as default
- Omega multi-stage disk stack trim technology for eliminating noise or cavitation in high pressure drop applications
- Wide variety of trim capacities, characteristics and trim stages to optimize valve performance
- Wide material selection available for different applications
- Flanged and welding-end body options
- Low emissions according to ISO 15848, bellows packing available
- NACE material options
- SIL 3 certified
- API 607 fire certified
- Special cleaning optional for oxygen, cryogenic etc. service
Applications
- Oil and gas production
- Petrochemicals
- Chemicals
- Power plants
- Pulp & Paper
- Industrial gas
- LNG
Specifications
| Series | GM |
| Design | Unbalanced, top-guided / balanced, cage-guided |
| Size range | DN 25 - 600 / 1" - 24" |
| Pressure classes | ASME 150 – 2500 / PN10 – 320 / JIS 10K – 20K |
| Temperature range | -200 to +593 °C / -320 to +1053 °F |
| Tightness | ANSI/FCI 70-2 class IV / V (metal seat), V (soft seat, balanced), VI (soft seat, unbalanced) |
