OPC - One Piece Check Valve

Intended to prevent reverse flow in compact gas and liquid systems.

Suitable for inert gases, oxygen, oxidizer gases > 21 % and hydrogen subject to proper system design, cleaning and media compatibility.

Cracking pressure range: 0.02 to 1.7 bar. Maximum operating pressure: 206 bar at 21 °C.

Allowable operating temperature: -62 °C to +232 °C, depending on seal material.

Compact one-piece poppet check valve with fully retained O-ring seal for gas and liquid applications.

Function: Check valve for reverse-flow prevention with full pressure rating in the check direction.

Media: Suitable for inert gases, oxygen, oxidizer gases > 21 % and hydrogen subject to proper system design and media compatibility.

Testing / setting: 100 % factory tested for crack, leakage and reseat performance. Nominal cracking pressures: 0.02, 0.07, 0.7 and 1.7 bar.

Oxygen service: Optionally cleaned and packaged for oxygen service in accordance with CGA G-4.1.

Seals: Various seal materials available, depending on medium and operating temperature.

Allowable operating temperature: -62 °C to +232 °C, depending on seal material.

Connections: 1/4" and 1/2" NPT.

Flow direction: Install with the arrow pointing in the free-flow direction.

Available special versions / options:

· oxygen cleaning in accordance with CGA G-4.1

· alternative seal materials

· alternative connection configurations on request