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Home News Double Ball Floating Ball Valve: Precision Engineering for Cryogenic Applications
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The Double Ball Floating Ball Valve is a high-performance solution designed for demanding applications in cryogenic environments, featuring robust construction and exceptional sealing performance. This valve is engineered to handle the unique challenges posed by extremely low-temperature liquids and gases, ensuring safety and efficiency in industrial processes.


Key Features of the Double Ball Floating Ball Valve

  1. Cryogenic Design: The Double Ball Floating Ball Valve is specifically designed for low-temperature applications. It features a stem extension design to accommodate extreme cold, ensuring reliable operation even in cryogenic conditions.

  2. Flange Welded Construction: Built with welded flanges, this valve offers a leak-free connection, ideal for industries that require high integrity in their piping systems, including the transportation and storage of cryogenic liquids.

  3. Size and Pressure Range: Available in sizes ranging from 1/2" to 8" (DN15 to DN200), the valve can handle a wide range of flow control requirements. It is designed to operate within pressure ratings from 150LB to 2500LB (PN20 to PN420), making it versatile across various industrial sectors.

  4. Enhanced Sealing Performance: This valve is equipped with dual floating balls, which provide optimal sealing and control of flow. The floating design ensures that the valve can handle higher pressures and harsher environments without compromising on performance.

  5. Durability and Safety: Constructed from high-quality materials, the valve is designed to withstand the rigors of industrial systems. Its design also incorporates safety features, ensuring that it meets stringent regulatory standards for cryogenic applications.


Applications of the Double Ball Floating Ball Valve

The Double Ball Floating Ball Valve is ideal for industries that require reliable and safe operation in low-temperature environments. It is commonly used in:

  • Cryogenic Liquid Transport and Storage: Its ability to manage extreme temperatures makes it perfect for applications involving liquefied natural gas (LNG), liquefied petroleum gas (LPG), and other cryogenic fluids.

  • Industrial Gas Pipelines: The valve's durable design ensures that it can handle high-pressure systems, making it suitable for industrial gas transportation.

  • Safety and Regulatory Compliance: Designed to meet industry standards, this valve is a critical component in systems that require precise flow control, durability, and safety in cryogenic systems.


Why Choose the Double Ball Floating Ball Valve?

  • High-Quality Construction: The materials used in the valve construction ensure long-lasting durability and resistance to corrosion, which is crucial in cryogenic applications.

  • Seamless Integration: With its welded flange and stem extension design, this valve can be easily integrated into existing piping systems without the need for additional modifications.

  • Superior Sealing Performance: The dual floating ball mechanism delivers superior sealing capabilities, ensuring tight control of the flow of cryogenic liquids and gases.

  • Wide Size and Pressure Range: The flexibility in size and pressure ratings ensures that the valve can meet a variety of system requirements, making it a versatile choice for many applications.


Conclusion

The Double Ball Floating Ball Valve is an essential component for industries working with cryogenic fluids. Its robust construction, enhanced sealing capabilities, and versatility make it an ideal choice for critical applications where safety, durability, and performance are paramount. Whether you are managing the transportation of cryogenic liquids or regulating gas flow in industrial systems, this valve ensures your operations remain efficient and safe.

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A high pressure trunnion mounted ball valve for Class 900 to 2500 service, built to API 6D PSL3 with a forged or cast body, spring loaded seats, double block and bleed and sealant injection ports. Suited to wellheads, gas gathering and high pressure process isolation.   Nominal Size: 2 inch to 24 inch (DN50 to DN600) Pressure Class: ASME Class 900 / 1500 / 2500 Body Material: A105 forged, WCB cast, A182 F316, F51 duplex Ball & Stem: A182 F316 with ENP or hard chrome Seat Material: PTFE, RPTFE, PEEK or metal to metal End Connection: Flanged RF / RTJ, butt weld, hub Operation: Gear, pneumatic or electric actuator Design Standard: API 6D / ISO 14313, ASME B16.34 Test Standard: API 598, shell 1.5x and seat 1.1x Fire Safe: API 607 / API 6FA Material Certificate: EN 10204 3.1 with heat number traceability Temperature Range: -29 C to +200 C, trim dependent
Nominal Size :3/4"~60" (DN20~DN1500) Pressure Class :150LB~2500LB (PN10~PN420) Temperature Range: -20℃ ~ +200℃ Body Material :C95800 Nickel Aluminum Bronze Ball Material :C95800 Nickel Aluminum Bronze Stem Material :C95800 Nickel Aluminum Bronze Seat Material :PTFE, RPTFE, PEEK End Connection :Flanged RF Operation: Manual (Lever / Gear), Pneumatic, Electric Design Standard: ASME B16.34, API 608 Test Standard: API 598, ISO 5208 Face to Face: ASME B16.10 Fire Safe Standard: API 607
Nominal Diameter: 0.5" (DN15) Pressure Class: Class 300 (PN50) Temperature Range: -29℃ to +425℃ Body / Bonnet: ASTM A216 WCB cast carbon steel Ball: A105N / WCB with hard chrome plating, or 304 / 316 stainless steel (optional) Stem: 410 / 420 stainless steel or 17-4PH precipitation hardening stainless steel Seat: PTFE, RPTFE, PPL (reinforced PTFE) Sealing Materials: PTFE / RPTFE / PPL (seat), flexible graphite or PTFE (stem packing) End Connection: Flanged (RF Raised Face, conforming to ASME B16.5) Operation: Lever (90° open/close, with optional locking hole) Design Standards: ASME B16.34, API 608 Inspection & Test Standard: API 598 Face-to-Face Dimension: In accordance with ASME B16.10