High performance weld on check valve PERSTA VALTRA 640AA
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HIGH PERFORMANCE WELD-ON CHECK VALVE

WITH CLAPPER

PERSTA VALTRA

Range: DN300-800

Pressure: PN40

Temperature ratio: -10ºC to 400ºC

High performance weld on check valve

HIGH PERFORMANCE WELD-ON CHECK VALVE

WITH CLAPPER

PERSTA VALTRA

Range: DN300-800

Pressure: PN40

Temperature ratio: -10ºC to 400ºC

Description

CHECK VALVE WITH SWING EXTREMELY RESISTANT – PERSTA VALTRA 640AA

The PERSTA VALTRA 640AA is our globe valve for high pressure with a weldable connection or DIN flange (ASME version available) . The valve has a welded body and disc seat for maximum wear resistance. The disc has a flexible shaft in the hinge for optimal alignment of the disc to the seat of the valve. The crank rests on the hinge pin to separate the gasket which, together with the appropriate materials, provides extra resistance to wear . Inner shaft to limit leakage . The nominal pressure range is 40 bar. The maximum temperature is -10ºC to 400ºC .

Technical characteristics

CHECK VALVE WITH CLAPPER EXTREMELY RESISTANT – PERSTA VALTRA 640AA

Design options:

  • Disc with inner shaft
  • Welded pressed steel body
  • Available with flanges and buttweld ends

Materials:

P265GH

Range:

DN300-800

Pressure temperature ratio:

  • Pressure rating 40 bar
  • Temperature classification from -10 ° C to 400 ° C

Fields of application:

Chemical industries, power plants, shipbuilding and others.

Medium:

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

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CHECK VALVE WITH CLAPPER EXTREMELY RESISTANT – PERSTA VALTRA 640AA

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