Tight-sealing butterfly valve, PN 16
Model
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 the ADM 322(S), ADM 333SF/HF, ASM 124(S), 134(S) and ASF 122, 123(S) actuators with spring return
- 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
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