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STAAL 40 AKD/AKDS Gate valve
Gate valve

STAAL 40 AKD/AKDS

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.
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Technical Data

  • Nominal pressurePN 10, PN 16, PN 25, PN 40
  • Max. nominal sizeDN 900
  • Max. allowed fluid temperature450 °C

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Benefits

  • Reliable, tight shut-off and service-friendly design
    • Wedge holder with flexibly mounted split wedge. Precise alignment of wedge discs with body seats; wedge discs are easy to replace.
    • Actuating moments are absorbed by the wedge holder guided in the body. No additional loads on the wedge discs and the seat/disc interface.

Technical Data

  • FunctionShut off/control flow
  • Connection typeFlange, Butt weld ends
  • Design concept DriveWith electric actuator, With handwheel
  • Casing materialP265GH, P250GH
  • Nominal pressurePN 10, PN 16, PN 25, PN 40
  • Max. nominal sizeDN 900
  • Min. nominal sizeDN 50
  • Max. allowed fluid temperature450 °C
  • Min. allowed fluid temperature-10 °C

Sectional Drawings

Documents

TitleFormatSizeLast change
Declaration of Conformity (0570.8520_EN)PDF0.174/19/2021
TitleFormatSizeLast change
Operating manual (0570.81_EN)PDF11.394/19/2021
Operating manual STAAL 40 AKD/AKDS (7364.8_EN)pdf0.45/24/2019
TitleFormatSizeLast change
STAAL 40 AKD/AKDS (7364.1_EN)PDF1.884/19/2021
TitleFormatSizeLast change
STAAL40 AKD/AKDS (7364.520_EN)ZIP0.024/19/2021