The CHUANYI VB400 is a high-performance four eccentric butterfly valve integrated with an HKC limit switch, engineered for critical fluid control in oil gas, chemical, and power industries. Its innovative four-eccentric sealing design eliminates friction during operation, ensuring zero leakage and long-term reliability even under extreme temperatures and high pressure conditions. The integrated HKC limit switch provides accurate valve position feedback, enabling seamless automation and process monitoring in industrial pipelines.

• Advanced four eccentric sealing design for frictionless opening and closing
• Zero leakage performance with reliable automatic alignment
• Wide size range DN100 to DN900 to suit diverse pipeline requirements
• Versatile pressure ratings from PN10 to PN40 and Class150 to Class300
• Extreme temperature resistance from -196°C to +550°C for harsh applications
• Wafer and flange connection types for flexible installation
• Multiple sealing face options including RF, MFM and BW
• High flow capacity with low pressure drop for efficient fluid control
• Integrated HKC limit switch for precise position monitoring
• Extended service life with minimal maintenance needs

• Oil and gas pipelines and refinery process systems
• Chemical plants with corrosive and high-temperature fluids
• Power generation plants including thermal and nuclear facilities
• Metallurgy and mining industrial fluid control systems
• Water treatment and wastewater management projects
• Industrial automation systems requiring precise valve position feedback

• Q: What pressure ratings are available for the VB400 valve?
  A: The valve supports PN10/16/25/40 and Class150/300 pressure ratings to meet different industrial requirements.
• Q: Can the valve be used in cryogenic applications?
  A: Yes, the VB400 is designed for temperatures as low as -196°C, making it suitable for cryogenic fluid control.
• Q: What is the purpose of the HKC limit switch?
  A: The HKC limit switch provides real-time valve position feedback, enabling accurate monitoring and control in automated systems.
• Q: Are custom configurations available?
  A: Yes, we offer customized materials, connection types, and additional accessories to meet specific project requirements.

For inquiries, quotations or technical support, please contact us via:

wechat/what's app/phone number: +86 13472860702

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• Other CHUANYI Industrial Valves for Process Control
• Valve Accessories and Spare Parts for Industrial Pipelines