

The 2/2 Way Pneumatically Operated Normally Closed Valve is a robust and versatile flow control solution designed for industrial fluid and gas applications. Constructed with a forged brass body and corrosion-resistant internal components, it supports a wide range of media, including air, water, oil, chemicals, gases, and LPG. Available with multiple sealing options and threaded connections, this valve delivers reliable performance across demanding operating conditions with temperatures ranging from -30°C to 180°C.
Key Features & Specifications:
Valve Type: 2/2 way (two ports, two positions), normally closed (NC)
Port & Connections: ½″ port size (available in BSP / BSPT / NPT) with screwed end connection uflowvalve.com
Body Material: Forged brass uflowvalve.com
Temperature Range (Media): –30 °C to 180 °C (varies by seal material) uflowvalve.com
Ambient / Surrounding Temperature: –10 °C to 70 °C uflowvalve.com
Seals & O-Ring Material Options: Nitrile (NBR), EPDM, Viton (FKM), PTFE uflowvalve.com
Working / Operating Pressure: 3.5 to 7 bar uflowvalve.com
Media Compatibility: Air, water, chemicals, gases, oil, diesel, kerosene, LPG uflowvalve.com
Flow Factor (Kv): 2.5 m³/h (for the ½″ model with standard orifice) uflowvalve.com
Internal Loss & Corrosion Resistance: Internal parts are made of superior corrosion-resistant steel uflowvalve.com
Construction Notes:
• The valve includes an aluminum cover and control plate for reduced weight and mechanical strength. uflowvalve.com
• A filter is recommended at the inlet port to protect internal parts.
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