Double Eccentric Butterfly Valves
The AVM Double Eccentric Butterfly Valve is a computer optimised streamlined design for low head-loss. It is designed for the water industry, taking into account the best available double offset technology, exceeding the requirements of EN 593 and AWWA C504.
Specifications:
Size Range: DN 80 - DN 4000
Working pressure: PN 10 - PN 40
Design standards: EN 593, AWWA C504, API 609
Medium: Water, Saline Water, Hydro Power
Features
- Resilient Seated with EPDM or NBR Sealing Ring
- Face to Face to EN 558-1 Series 13, Series 14 and to AWWA C504
- Low torque requirements
- Weld-on overlay body seat
- Flanged ends to EN 1092-2 PN 10 to PN 40 or ANSI B16.5 Class 125, 250 or 300
- Zero leakage Class A to EN 12266
- Sealing ring is not interrupted by shaft bearings
- Sealing is easily replaceable in open position
- No risk of disc flutter (vibrations) by means unbalanced disc load
- Powder epoxy coating with drinking water certificate
- Option for hard rubber lining in body and/or disc
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