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AKG-A/AKGS-A Gate valve

Gate valveAKG-A/AKGS-A

Gate valve to DIN/EN with flanged ends (AKG-A) or butt weld ends (AKGS-A), pressure seal design, 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

  • Fossil-fuelled power stations
  • Process engineering
  • Boiler feed applications
  • Boiler recirculation

Technical Data

  • Nominal pressurePN 63, PN 100, PN 160
  • Max. nominal sizeDN 300
  • Max. allowed fluid temperature550 °C

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Benefits

  • Additional features ensure safe sealing to atmosphere:
    • Pressure seal bonnet. Low risk of leakage, particularly at high pressures and temperatures.
    • Graphite gland packing with packing end rings.

Technical Data

  • FunctionShut off/control flow
  • Connection typeFlange,
    Butt weld ends
  • Casing materialP250GH,
    LEGIERTER EDELSTAHL
  • Nominal pressurePN 63,
    PN 100,
    PN 160
  • Max. nominal sizeDN 300
  • Min. nominal sizeDN 80
  • Max. allowed fluid temperature550 °C
  • Min. allowed fluid temperature-10 °C
  • Design concept DriveWith electric actuator,
    With handwheel,
    With pneumatic actuator

Sectional Drawings

Documents

Title
Format
Size
Last change
Declaration of Conformity (0570.8520_EN)PDF0.175/23/2022
Declaration of Conformity UKCA (0570.85207_EN)PDF0.179/20/2022
Title
Format
Size
Last change
Operating manual (0570.81_EN)PDF11.435/24/2023
Title
Format
Size
Last change
UGS (7300.1_EN)PDF1.125/19/2023
AKG-A/AKGS-A (7338.1_EN)PDF2.345/10/2023