Rotarex · UHP — ultra high purity

Pneumatic high-pressure bundle valve for hydrogen, helium and other gases - D655

Manufacturer product images · for reference

Pneumatic high-pressure bundle valve for hydrogen, helium and other gases - D655 — manufacturer product image

The high-pressure hydrogen valve, the D655 is a pneumatic actuated line valve for tube trailers, MEGC (Multiple-Element Gas Container), and cylinders. This series represents a novel Rotarex technological advancement, operating at pressures up to 500 bar.

Key features
  • No particle shedding occurs in the gas-wetted valve cavity
  • Homologation according to ISO 10297 (2024) and CGA V-9
  • Working Pressure up to 500 bar
  • A captive soft seat prevents extrusion and ensures excellent sealing performance
  • In extreme conditions, the valve can operate at temperatures as low as -20 degrees

UHP — ultra high purity

Technical specifications
BrandRotarex
CategoryUHP — ultra high purity
StandardsEN 10297 2014 + Amd 1 2017 CGA V9
Body materialsStainless steel 1.4435 (AISI 316L)
Closing torqueMax. 10.7 Nm (7.4 lbf.ft)
Inlet and outlet< 10 -3 mbar.l/sec
Working pressureUp to 500 bar / 7,250 Psi
Seat orifice size12 mm / 0,472 inch
Temperature rangeService: -20°C to +65°C / -4°F to + 149°F / Stockage: -40°C to + 65°C / -40°F to +149°F
Flow coefficient cv1.3

Product information and images are compiled from the manufacturer's own publications; they do not depict a Sedan Mühendislik installation. Technical data is confirmed before ordering.

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Pneumatic high-pressure bundle valve for hydrogen, helium and other gases - D655 — 2
Pneumatic high-pressure bundle valve for hydrogen, helium and other gases - D655 — 3
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UHP — ultra high purity

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