BOAX-B Butterfly valve

Butterfly valve BOAX-B

Centred-disc butterfly valve with ISO 5211 compliant square shaft end, sealed by elastomer liner (EPDM XC / XU or nitrile K), with lever, manual gearbox, pneumatic or electric actuator; semi-lug body (T2), full-lug body (T4). Body types T2 and T4 are suitable for downstream dismantling and dead-end service. Valve disc made of nodular cast iron or stainless steel. Connections to EN.
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Main Applications

  • Spray irrigation systems
  • Domestic water supply
  • Water extraction
  • Hot-water heating systems

Technical Data

Nominal pressure
PN 6, PN 10, PN 16
Max. nominal size
DN 1000
Maximum allowable fluid temperature
110 °C

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Benefits

  • The spherical contact between valve disc and liner ensures durable and permanently tight shut-off.
  • Splined or keyed connection between shaft and valve disc: dry shaft, no contact with fluid handled
  • Sealing to atmosphere is ensured even when the actuator has been removed.

Technical Data

Function
Shut off/control flow
Connection type
Flange
Design concept Drive
With electric actuator,
With handwheel,
Lever,
With pneumatic actuator,
Without
Casing material
EN-GJS-400-15
Nominal pressure
PN 6,
PN 10,
PN 16
Max. nominal size
DN 1000
Min. nominal size
DN 40
Maximum allowable fluid temperature
110 °C
Minimum allowable fluid temperature
-10 °C
Valve body type
Wafer-type body,
Semi-lug type,
Full-lug type, raised faces,
U-shaped body, flat faces

Sectional Drawings

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