High pressure cylinder valve specific applications - D488
Cylinder valves with 300 bar working pressure
Key advantages
  • Non-rotating, thread less lower spindle.
  • No particle shedding in gas wetted valve cavity.
  • ring and fitted into gland nut guarantee a secondary sealing and exclude humidity
  • Soft seat captivated to avoid extrusion and good sealing performances.
  • Lower spindle design allows a smooth opening of the valve, and prevents adiabatic compression.
  • Possibility to add a Residual Pressure Valve (RPV)
ConnectionsAccording (inter-)national standards and customer’s specifications
Working pressure300 bar
Nominal flow rateCV = 0.8
Temperature range-20 to +65 °c
Body materialsStainless steel 1.4435 (AISI 316L)
Leak rate<1.10-3 m bar L/s
Seat orifice size6 Mm
Markingπ (according to TPED), manufacturing date, 3 stars, valve part number, valve inlet, valve outlet
Dimensional drawings
Downloadable catalogs, brochures
  • Download
    Puretec Catalog
    Last update: May 17, 2021
    Available in: en
  • Download
    Puretec overview
    Last update: Jan 15, 2024
    Available in: en
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