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Bellows Globe Valve

The Bellows Globe Valve is a specialized valve designed to offer excellent flow control while preventing leakage in systems where fluid contamination or pressure changes are a concern. Featuring a bellows seal instead of traditional packing, this valve is ideal for applications that require zero leakage, high-temperature resistance, and high-pressure stability. The Bellows Globe Valve is widely used in critical industries such as chemical processing, pharmaceuticals, oil and gas, power plants, and water treatment.
The bellows seal ensures that the valve stem remains fully enclosed, preventing any potential fluid leakage through the stem area. This unique design makes it a maintenance-free valve in systems that need continuous operation without concerns about packing maintenance or leaks.
  • Bellows Seal Design: The bellowsact as a seal to protect the stem, preventing leaks from the stem area and maintaining system integrity.
  • Zero Leakage: The bellows sealensures zero leakage of hazardous fluids, making it suitable for highly sensitive applications such as pharmaceuticals, chemical processing, and high-purity systems.
  • High Pressure & Temperature Resistance: The valve is designed to handle high-pressure and high-temperature conditions, making it ideal for steam, high-pressure gas, and high-temperature fluid
  • Precise Flow Control: The globe valvedesign provides precise throttling of flow, allowing fine adjustments for fluid flow rates.
  • Durable and Corrosion-Resistant: Manufactured using durable materials such as stainless steel, carbon steel, and alloy steel, the valve is designed to withstand harsh chemicals, extreme temperatures, and corrosion.
  • Maintenance-Free Operation: The bellows sealeliminates the need for frequent packing adjustments or replacements, reducing maintenance costs and downtime.
  • Versatile Application: Suitable for a wide range of applications, including those in pharmaceutical, chemical, oil & gas, and power generation
  • Chemical Processing: Essential for controlling the flow of corrosive chemicals and fluids, where leakage must be avoided to maintain product purity and system integrity.
  • Pharmaceutical Industry: Ensures zero leakagewhen controlling the flow of sensitive substances or materials, ensuring compliance with GMP (Good Manufacturing Practices) and avoiding contamination.
  • Oil & Gas: Common in upstreamand downstream oil and gas operations, where high-pressure and high-temperature conditions are common and leakage control is critical.
  • Power Generation: Used in power plantsfor controlling steam or other fluids under high pressure and temperature, ensuring system safety and efficiency.
  • Water Treatment: Ideal for systems that require precise flow control of water and chemicals, especially in areas where leakage can cause significant environmental or safety risks.

Zero Leakage:

  • The bellows seal designensures complete zero leakage, which is critical in applications that involve hazardous or sensitive fluids.

Maintenance-Free:

  • The bellows designeliminates the need for constant packing adjustments, reducing maintenance efforts and ensuring continuous operation without leaks or failures.

High Pressure & Temperature Resistance:

  • The valve is designed to handle extreme conditions, making it ideal for high-pressureand high-temperature applications in chemical plants, oil & gas, and power generation

Durable Construction:

  • Built from high-quality materialslike stainless steel and alloy steels, the valve offers excellent resistance to wear, corrosion, and fatigue, ensuring a long service life.

Precise Flow Control:

  • The globe valve designprovides excellent throttling and flow regulation, offering precise control in critical systems.

Versatility:

  • Suitable for a wide range of applications, the Bellows Globe Valveoffers flexibility in industries such as chemical processing, power generation, water treatment, and pharmaceuticals.

Enhanced Safety:

  • With its zero-leakage design, the valve ensures the safety of both the environment and workers, preventing accidental spills or exposure to hazardous fluids.
  • Size Range: Available in sizes from DN15 (½")to DN600 (24"), with custom sizes available depending on your specific application.
  • Pressure Rating: Suitable for use in systems with pressure ratings from Class 150to Class 2500, depending on material and application.
  • Temperature Range: Operates in a temperature range of -20°C to 400°C(with specific materials for higher temperature conditions).
  • Materials: Constructed from stainless steel, carbon steel, alloy steel, and special alloysfor corrosion resistance and high strength.
  • Connections: Available with flanged, butt weld, or threaded connectionsdepending on the pipeline configuration and installation requirements.
  • Seal Materials: The bellowsare made from high-performance alloys like Inconel, Hastelloy, or stainless steel, providing exceptional resistance to corrosion and high-temperature conditions.
  • Flow Direction: Unidirectional flow control, ideal for regulating fluids in systems requiring precision and throttling.

The Bellows Globe Valve uses a bellows seal around the stem to prevent leakage while maintaining the valve’s ability to regulate the flow of fluids. The globe valve body houses a movable disc or plug that is controlled by a valve stem. When the stem is turned (either manually or through an actuator), the disc or plug moves either closer to or further from the seat, regulating the fluid flow.

The bellows seal maintains a tight seal between the stem and the valve body, preventing any leakage of the fluid along the stem. This feature is crucial in systems where leakage could be dangerous, costly, or lead to contamination of the process or environment.

Why Choose Our Bellows Globe Valve?

  • Zero Leakage: The bellows designguarantees zero leakage, offering peace of mind in critical applications where fluid containment is essential.
  • Maintenance-Free: The maintenance-free bellows sealeliminates the need for frequent packing adjustments or replacements, reducing operational costs and downtime.
  • High-Performance Construction: Manufactured from premium materialslike stainless steel and alloy steel, ensuring resistance to corrosion, high temperatures, and wear for a long service life.
  • Precise Control: With a globe valve design, the valve provides superior flow regulation, ideal for systems requiring fine adjustments.
  • Versatility: The Bellows Globe Valveis versatile, suitable for a wide range of industries including chemical, pharmaceutical, oil & gas, and power plants.
  • Safety: Prevents accidental fluid leakage, making it ideal for hazardous or environmentally sensitive applications.

If you have any enquiry about quotation or cooperation,please feel free to email us at or use the following enquiry form. Our sales will contact you within 24 hours. Thank you for your interest in our products.

+86 18767155648eman@chhyv.com
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