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Diaphragm seal lecture bottle valve - D250
The D250 is a high pressure valve intended to be installed on leture bottles filled with various specialty gases. Mostly used in calibration applications, the used technology allows easy operation under high pressure, avoid extrusion or blockage of the valve.
Key advantages
  • Valve seat captivated to avoid extrusion and valve blockage
  • Easy operation under high pressure
  • O-rings fitted into the gland to exclude penetration of humidity
Specifications
ConnectionsAccording (inter-)national standards and customer specifications
Working pressure200 bar
Flow rateCV=0.25
Temperature range-20 to +65 °c
Body materialsStainless steel, Brass, AlSiBz
Leak rate1.10-7 M bar l/s
Seat orifice size4 Mm
Markingπ0029 (according to TPED), manufacturing date, 3 stars, valve part number, valve inlet, valve outlet
Dimensional drawings
Drawing
Downloadable catalogs, brochures
  • Download
    Puretec Catalog
    Last update: May 25, 2021
    Available in: en
  • Download
    Puretec overview
    Last update: Sep 07, 2021
    Available in: en
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