Swing check valve for high pressure PERSTA 640DJ
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SWING CHECK VALVE FOR HIGH PRESSURE

EXTREMELY RESISTANT TO WEAR

PERSTA 640 DJ

Range: DN50-800

Pressure: PN40-250

Temperature ratio: -10ºC to 600ºC

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Swing check valve for high pressure

SWING CHECK VALVE FOR HIGH PRESSURE

EXTREMEY RESISTANT TO WEAR

PERSTA 640 DJ

Range: DN50-800

Pressure: PN40-250

Temperature ratio: -10ºC to 600ºC

Description

EXTREMELY RESISTANT TO WEAR CHECK VALVE – PERSTA 640DJ

The PERSTA 640DJ is our check valve for high pressure with weldable connection or DIN flange (ASME version available) .

The valve has welded seats for better sliding performance , a locking device with a pin for optimal alignment of the disc to the body of the seat .

The freewheel hinge pin serves to reduce friction and wear of the packing. Part-turn actuator for fast and safe closing.

ISO5211 connection for mounting a pneumatic or hydraulic actuator. Symmetrical design body that allows the actuator to be installed on one side or the other .

The nominal pressure range is 40-250 bars. The maximum temperature is -10ºC to 600ºC .

Technical characteristics

EXTREMELY RESISTANT TO WEAR CHECK VALVE – PERSTA 640DJ

Design options:

  • Forged, cast or welded steel body
  • Available with weldable or flanged ends
  • Bolt-on or pressure-sealed bonnet
  • Pneumatic or hydraulic actuator for safe closing

Materials:

  • 1.0619+N
  • 1.0425
  • 1.5415
  • 1.7335
  • 1.7383

Range:

DN50-800

Pressure temperature ratio:

  • Pressure rating 250 bar
  • Temperature classification from -10 ° C to 600 ° C

Fields of application:

Mainly in steam cycles for quick shut-off / protection applications.

Medium:

Clapper check valves are suitable for water, gas, oil and other non-aggressive media, depending on the material.

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EXTREMELY RESISTANT TO WEAR CHECK VALVE – PERSTA 640DJ

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Catalog PERSTA Valves for industry

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