Oxygen cylinder valve D306

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Description Rotarex Puretec D306 UHP cylinder valve is engineered for Ultra High Purity highly oxidizing and reactive gases. The valve features a tied diaphragm design to minimise gas-wetted volume and preserve gas purity. Available with the new open/close indicator and options for piped-away weep connection.

Key advantages

• Tied diaphragm design with minimal gas-wetted volume
• Metal-to-metal sealing for improved tightness
• Patented operation mechanism
• Threaded weep hole for piped-away connection

Specifications

• Gas type: UHP highly oxidizing / reactive gases
• Connections: According to (inter-)national standards or customer specifications
• Working pressure: 150 bar
• Flow rate: CV = 0.28
• Temperature range: -40 to +65 °C
• Body materials: Stainless steel 1.4435 (AISI 316L); Hastelloy® C22
• Leak rate: 1.10·10^-8 mbar·L/s
• Seat orifice size: 3.5 mm
• Marking: π (according to TPED), 3 stars, valve number, manufacturing date

Materials and compliance

• Standard bodies in 1.4435 (AISI 316L); option: Hastelloy® C22 for extreme corrosion resistance
• Manufacturing and marking according to relevant standards and TPED as applicable
• Available options: open/close indicator, customized connections, piped-away weep connection