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Valves, Actuators and Accessories • Butterfly Valves
NELDISC®
DESCRIPTION Metso's Neles Neldisc®
Metal Seated High Performance Triple
Eccentric Disc Valves L1/L2 Series
Series L1 is a wafer type, and Series L2 a
lug type, metal seated high performance triple eccentric disc valve. With close to equal percentage characteristics and superior tightness, Neldisc®
applications.
Due to a number of special constructions developed from the versatile Neldisc design, these valves offer a powerful tool for standardization and are true high performance valves.
FEATURES
• Fully metal seated construction with no resilient parts exposed to medium • Bi-directional long term tightness • Low friction
• Lower operational torque • Abrasion resistant • Differential pressure/temperature ratings in accordance with ASME B16.34. • Appropriate constructions perform equally well from -330 °F to +1110 °F. • Extremely high cycle life minimizes need for maintenance • Totally interchangeable seats can be replaced without disassembly of the disc and shaft. • Offset shaft and eccentric disc eliminates wear points at top and bottom of disc.
triple eccentric disc valves operate both in control and shut-off