Weldable high pressure check valve PERSTA HD91
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WELDABLE HIGH PRESSURE CHECK VALVE

MAXIMUM PERFORMANCE

PERSTA HD91

Range: DN15-65 / 50

Pressure: PN300

Temperature ratio: -10ºC to 550ºC

Weldable high pressure check valve

WELDABLE HIGH PRESSURE CHECK VALVE

MAXIMUM PERFORMANCE

PERSTA HD91

Range: DN15-65 / 50

Pressure: PN300

Temperature ratio: -10ºC to 550ºC

Description

CHECK VALVE MAXIMUM PERFORMANCE UP TO 680 BARS – PERSTA HD91

The PERSTA HD91 is our high pressure globe valve with weldable DIN connection (ASME version available) .

Forged steel valve without porosities or cavities , forged tubular body without pressure-retaining weld seams.

Stellite hardened seats for extreme resistance . The crank rests on a separate ring, the disc can be adjusted before installing the bonnet cover.

Closure disc with curved housing, the optimal fit to fit the disc to the seat of the body.

Pressure sealed bonnet. No special tools are required to disassemble the disk lock.

The nominal pressure range is 680 bars. The maximum temperature is -10ºC to 650ºC .

Technical characteristics

CHECK VALVE MAXIMUM PERFORMANCE UP TO 680 BARS – PERSTA HD91

Design options:

  • Forged steel valve body
  • Clapper valve with internal hinge pin
  • The lever in a separate support ring
  • Bonnet pressure sealing according to VGB guidelines

Materials:

  • 1.0460
  • 1.4901
  • 1.4903
  • 1.5415
  • 1.6368
  • 1.7335
  • 1.7383

Range:

DN65-300

Pressure temperature ratio:

  • Pressure rating 680 bar
  • Temperature classification from -10 ° C to 650 ° C

Fields of application:

High temperature steam and water, refining (catalytic reformers and hydrocrackers), petrochemical and chemical industries, power plants

Medium:

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

Downloads

CHECK VALVE MAXIMUM PERFORMANCE UP TO 680 BARS – PERSTA HD91

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