Product Details
9881, double flanged
Butterfly valve suitable for pipelines and waterstations.
Working temperature according to EN 1074.
Easy handling due to double eccentricity and well matched gearboxes.
Overlay welded and microfinished seat optimizing lifetime of valve and minimum resistance to flow.
DN 150 - DN 2500
For shallow pipeline connections
Design features No. 9881
Double eccentric, mounted disc
Standard version incl. operator: Wormgearbox and handwheel
Design according EN 593
Prepared for actuator
Face-to-face dimension according EN 558 – 1 SERIES 14, 13 OPTIONAL
Flange connection dimensions according to EN 1092-2
Pressure rates: PN 10 | PN 16 | PN 25 | PN 40
Material | Technical features
Body seat made of stainless steel, welded and microfinished
Body and disc made of ductil iron, epoxy powder coated
Sealing ring made of elastomer
Retaining ring made of steel, epoxy powder coated
All connections made of stainless steel
Bearing system made of bronze - self lubricating
Shafts made of stainless steel
Handwheel made of cast iron, epoxy powder coated