STAAL 100 AKD/AKDS Gate valve
Gate valve


Gate valve to DIN/EN with flanged ends (AKD) or butt weld ends (AKDS), with bolted bonnet, body of forged or welded construction, non-rotating stem, split wedge with flexibly mounted discs for precise alignment with the body seats. Seat/disc interface made of wear and corrosion resistant 17 % chrome steel or Stellite.
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Main Applications

  • Chemical industry
  • Boiler feed applications
  • Boiler recirculation
  • Condensate transport
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Technical Data

  • Nominal pressurePN 63, PN 100
  • Max. nominal sizeDN 600
  • Max. allowed fluid temperature530 °C


  • Additional features ensure safe sealing to atmosphere:
  • Serrated bonnet gasket, fully confined to prevent creep.
  • Graphite gland packing with packing end rings.

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TitleFormatSizeLast change
TitleFormatSizeLast change
icon download-pdfSTAAL 100 AKD/AKDS (7331.1_EN)pdf1.4710/2/2019

Technical Data

  • FunctionShut off/control flow
  • Connection typeFlange, Butt weld ends
  • Design concept DriveWith electric actuator, With handwheel, With pneumatic actuator
  • Casing material0520, 0657, 1085, 1108
  • Nominal pressurePN 63, PN 100
  • Max. nominal sizeDN 600
  • Min. nominal sizeDN 50
  • Max. allowed fluid temperature530 °C
  • Min. allowed fluid temperature-10 °C

Sectional Drawings