Gate valve AKG-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 pressure: PN 63, PN 100, PN 160
Max. nominal size: DN 300
Maximum allowable fluid temperature: 550 °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

Function: Shut off/control flow
Connection type: Flange,
Butt weld ends
Casing material: P250GH,
13CRMO4-5
Nominal pressure: PN 63,
PN 100,
PN 160
Max. nominal size: DN 300
Min. nominal size: DN 80
Maximum allowable fluid temperature: 550 °C
Minimum allowable fluid temperature: -10 °C
Design concept Drive: With electric actuator,
With handwheel,
With pneumatic actuator

Sectional Drawings

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