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Flanged type Ball check valve-AOCV21
Highlight: ·Self-cleaning construction ·Full and smooth bore ensures low head loss ·Tightness at minimum back pressure ·Polyurethane balls available for abrasive media ·Different ball weights available
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Product description
AVANNTO offers flanged ball check valves in DN 25-300 with NBR lined ball as standard and with polyurethane balls for abrasive media or when different ball weights are needed to prevent noise and water hammer. They can be installed in both horizontal and vertical positions.
Highlight:
·Self-cleaning construction
·Full and smooth bore ensures low head loss
·Tightness at minimum back pressure
·Polyurethane balls available for abrasive media
·Different ball weights available
Specifications:
Body Materials: Ductile Iron
Ball Materials: Aluminum/NBR,Ductile Iron/NBR
Bolt Materials: Stainless Steel
Installing: in a vertical (recommended) and horizontal position
Removable bonnet for maintenance
Applications: Potable Water, Wastewater, HVAC.NOT for Gas and Steam
Material availability depends on valve size & series. Other materials are available. Please consult to us or your local AVANNTO representative for your specific condition.
Nominal diameter:
DN 25 - DN 80 BSP threaded
DN 50 - DN 300 flanged
Flange accommodation:
EN 1092 PN 16 DN50-DN150
EN 1092 PN 10 DN200-DN300
Flange Surface Design:
EN 1092 Form A /B
Temperature range:
-10 °C to + 70°C (depending on pressure, medium and material)
Max. Operating pressure:
max. 16 bar
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