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Home page Interhydro > Our products > Stop valves and accessories > butterfly check valve with counterweight

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butterfly check valve with counterweight

butterfly check valve with counterweight

butterfly check valve with counterweight

Advantages

Effectively prevents fluid backflow
Quiet operation
Low pressure drop
Can be installed horizontally or vertically
Simple and quick maintenance
High corrosion resistance
Long service life

Technical Specifications

Type: Butterfly check valve
Body material: EN GJS400-15 cast iron
Coating: Blue epoxy paint
Available diameters: DN 40 to DN 300 (others on request)
Connection: Flanges PN 10 / PN 16 / PN 25
Maximum allowable pressure: 16 bars
Operating temperature: −10 °C to +90 °C
Face-to-face standard: EN 558-1
Installation: Horizontal or vertical

Applications

This valve is ideal for the following installations:

Drinking water supply networks (Potable Water – AEP)
Water distribution networks
Industrial hydraulic systems
Urban networks and hydraulic infrastructure

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