Neles™
butterfly valve, series L1 and L2

Neldisc™ high performance triple eccentric valve

Neles Neldisc series L1 and L2 triple eccentric disc valves operate both in control and shut-off applications, with close to equal percentage characteristics and superior tightness.

Benefits

Minimized pressure loss and energy costs of the process

Industry best valve capacity

Consistent performance even in the most difficult, changing process conditions

Shortest possible maintenance hours

Features

L1 wafer type, L2 lug type
Tripple offset, 2 piece shaft design
One piece, full metal sealing without any resilient parts in pipeline
High, long lasting tightness does not rely on differential pressure
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 – same spares can be used in multiple Neles Neldisc designs
Minimized actuator torque. Smaller actuator and lower piping stress
Neldisc triple eccentric disc valves operate both in control and shut-off applications.
Compact and light weight construction with Neles B-series actuator
Suitable for vacuum service
Very tight even in low dp's
Extended rangeability to 90 degrees control applications
In-built thermal and pressure compensation
Optimized spare part inventory
Suitable to dirty and abrasive services

Applications

Pulp and paper
Water and waste water
Refining cooling waters
Oil and gas
Petrochemicals
ESD service
Industrial gas
Power generation

Specifications

Downloads

Related products

Next generation versatile butterfly valves

The new generation of Neldisc™ metal-seated and Wafer-Sphere™ soft-seated butterfly valves is built to deliver sustainable performance today and tomorrow. Our versatile product range includes both metal-seated butterfly valves and soft-seated butterfly valves.

Jamesbury butterfly valves

The combination of a unique off-center disc, proprietary seat design, Xtreme™ sealing technology, and other features make our Wafer-Sphere™ high-performance butterfly valve a tight-sealing, long-lasting, yet lighter and lower-cost alternative to gate valves and other heavier rotary-type designs.

Neles Easyflow™ resilient seated butterfly valves, series JA

Neles Easyflow JA series concentric disc resilient seated butterfly valves are suitable for a wide range of applications in manual or automated on/off through throttling control services. Although compact and lightweight, the JA series is designed to be rugged, reliable, and to comply with a variety of global industry standards.