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PFA / ETFE Lined Valves

PFA Lined

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PFA / ETFE Lined Valves
BS 5155EN 593ISO 17292

Sizes 15mm–600mm (½"–24"), PN 6–16 & Class 150. PFA/ETFE lined for highly corrosive service — acids, alkalis, caustic, chlorine. Body completely lined.

Size Range15mm–600mm
Pressure RatingPN 6–16, Class 150
Catalogue ModelsGK12 / GK12L and GK44 / GK44L
Design StandardAPI 609 Category A
TestingEN 12266-1 and API 598
Body StylesWafer and lugged
Flow DirectionBi-directional
Production Capacity12,000 units/year
CategoryPFA Lined

Key Features

Engineered for Performance

  • PFA / FEP-lined disc options
  • Replaceable PTFE seat with elastomer backup
  • Split-body wafer and lugged construction
  • Bi-directional concentric shutoff
  • PTFE bearings for self-lubrication and reduced torque
  • No exposed wetted metal with fully lined trim
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Material Options

Typical Materials of Construction

Split bodyASTM A216 WCB, ASTM A351 CF8 or CF8M
Lined discASTM A747 CB7Cu-1 (17-4PH) with PFA or FEP lining
Unlined discCF8M, CN7M, Hastelloy B or Hastelloy C
Seat & backupPTFE seat with EPDM, Silicone or Viton elastomer backup

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

Applications

Common Service Areas

  • Highly corrosive fluids
  • Acids and alkalis
  • Caustic and chlorine service
  • Sea water and brine
  • Effluents
  • Process water

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Our engineering team works with you to specify, design, and deliver the exact valve solution your application demands.

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