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Large Diameter Flanged Butterfly Valves

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Large Diameter Flanged Butterfly Valves
EN 593AWWA C504ASME B16.34

Sizes 150mm–3000mm (6"–120"), PN 6–16. Double offset with rubber lined body option. Flanged ends.

Size Range150mm–3000mm
Pressure RatingPN 6–16
Catalogue Model85F
Design StandardEN 593 or AWWA C504
Body StyleDouble-flanged, cast or fabricated
OperationManual gear, electric or pneumatic actuation
AccessoriesLimit switches, solenoid valve, air filter regulator and positioner
Production Capacity12,000 units/year
CategoryButterfly

Key Features

Engineered for Performance

  • Eccentric, pressure-assisted closure
  • Resilient, bubble-tight shutoff
  • Replaceable seal-on-disc arrangement
  • Rubber-lined body option
  • Cast or fabricated construction
  • Preferred-direction flow; bi-directional option available
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Need custom specifications? Our engineering team can help you find the right solution.

Material Options

Typical Materials of Construction

Body & discCast iron, ductile iron, ASTM A216 WCB, ASTM A351 CF8 or CF8M
Body lining / disc sealEPDM, Nitrile, Neoprene, Viton or Silicone
Body seatASTM A351 CF8 or CF8M stainless steel
StemASTM A276 Type 410, 304 or 316; 17-4PH heat-treated option
Stem bearingCarbon- or stainless-steel-backed PTFE, or leaded bronze

Final material selection depends on pressure, temperature, media and service conditions.

Applications

Common Service Areas

  • Water
  • Sea water & brine
  • Effluents
  • Waste water

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