Neles™ butterfly valve, series LW and LG

• Valves > Butterfly Valve

Neles Neldisc series LW and LG triple eccentric disc valves operate both in control and shut-off applications, with close to equal percentage characteristics and superior tightness.

Features

• LW wafer type, LG lug type
• Triple offset
• Driveshaft with trunnion or through shaft (Model D only)
• Zero leakage with true metal-to-metal sealing
• One piece, full metal sealing without any resilient parts in the pipeline
• High, long-lasting tightness
• Unique, industry best disc valve control behavior with patented S-disc feature – possible to mount even on existing valve units
• Modular design minimizes the spare part inventory – the same spares can be used in multiple Neles Neldisc designs
• Minimized actuator torque. Smaller actuator and lower piping stress
• BAM certified construction for gaseous oxygen as an option
• In-built thermal  and pressure compensation
• Extended rangeability to 90 degrees control applications
• Optimized spare part inventory
• Suitable to dirty and abrasive services

Applications

• Biotechnology
• Triple offset
• Pulp and paper
• Water and wastewater
• Refining
• Oil and gas
•
Petrochemicals
• ESD service
• Industrial gas
• Power generation
• Food and beverages