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.

Easy maintenance - valve can stay in the pipeline while replacing parts

Low cost of ownership and minimized maintenance need

Stable process and noise control

Low emissions according to ISO 15848

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 - 900 / 1" - 36"
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)

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