Tight-sealing butterfly valve, PN 16 DEF

How energy efficiency is improved

Intelligent collar design for working without loss through leakage

Features

• For cutting off and regulating water and low-pressure steam up to 110 °C
• Butterfly valve with 3-way brass bearing bush as spindle bearing
• Fits PN 6, PN 10 and PN 16 flanges
• Can be combined with motorised actuators of the ADM 322 and A44W type or damper actuators with spring return of the ASM 124, 134 and ASF 122, 123 type
• Damper body made of grey cast iron
• Collar made of ethylene-propylene rubber
• Butterfly disc made of stainless steel
• Spindle made of stainless steel with two O-rings