Pneumatic high-pressure bundle valve for hydrogen, helium and other gases - D655
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.
This series represents a novel Rotarex technological advancement, operating at pressures up to 500 bar.
Key advantages
- 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
Specifications
| Working pressure | Up to 500 bar 7,250 Psi |
| Flow coefficient cv | 1.3 |
| Temperature range | Service: -20°C to +65°C -4°F to + 149°F Stockage: -40°C to + 65°C -40°F to +149°F |
| Seat orifice size | 12 mm 0,472 inch |
| Body materials | Stainless steel 1.4435 (AISI 316L) |
| Closing torque | Max. 10.7 Nm (7.4 lbf.ft) |
| Standards | EN 10297 2014 + Amd 1 2017 CGA V9 |
| Inlet and outlet | < 10-3 mbar.l/sec |
Dimensional drawings
Downloadable catalogs, brochures
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