Union Bonnet Needle Valve

High-Pressure Precision Control Solution for Corrosive Media Environments

The Union Bonnet Needle Valve is engineered for precise flow control under high-pressure and high-temperature conditions. It is suitable for a wide range of liquid and gas media, including mildly corrosive substances. With a compact structure and excellent sealing performance, this valve is widely used in petroleum, chemical, pharmaceutical, electronics, and hydraulic industries, meeting the demands of complex working environments.

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High-Pressure Precision Control Solution for Corrosive Media Environments

The Union Bonnet Needle Valve is engineered for precise flow control under high-pressure and high-temperature conditions. It is suitable for a wide range of liquid and gas media, including mildly corrosive substances. With a compact structure and excellent sealing performance, this valve is widely used in petroleum, chemical, pharmaceutical, electronics, and hydraulic industries, meeting the demands of complex working environments.

Technical Specifications

  • Valve Body Material: Carbon steel, stainless steel, copper, alloy 400 (Monel), 2205 duplex steel
  • Size Range: DN5–DN50
  • Pressure Rating: ≤10000 psig (689 bar)
  • Working Temperature: -65°F (-54°C) to 1200°F (648°C)
  • End Connections: Threaded, welded, ferrule
  • Applicable Media: Water, gas, oil, weakly corrosive media
  • Operation Method: Manual
  • Applicable Industries: Petroleum, chemical, pharmaceutical, electronics, hydraulics
  • Design Standards: ASME B16.34, ASME B16.11, ASME B16.5

Product Features

  • Rugged design suitable for high-pressure and high-temperature applications
  • Precision needle structure for accurate flow regulation
  • Multiple connection types for flexible installation
  • Corrosion-resistant materials to handle aggressive media
  • Compliant with international standards for safety and reliability

Applications

The Union Bonnet Needle Valve is widely used in petrochemical, pharmaceutical, electronics, and hydraulic systems, making it an essential component for precision control in critical industrial processes.

 

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