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Bellows Globe Valve
Precision Flow Regulation: Presenting Bellows Globe Valves by Shengao
Shengao is elated to showcase its state-of-the-art line of bellows-sealed globe valves, meticulously crafted for the intricate requirements of the nuclear and pharmaceutical sectors. Embodying the essence of advanced seal protection, these valves boast a leak-tight, metal bellows design. Going a step beyond the standard mechanism, Shengao's collection delves deep into the nuances of accurate flow modulation, ensuring minimal stem leakage and heightened seal integrity. Covering a span of diameters from 1/2'' to 24 inches (DN 15-600), these globe valves offer unparalleled versatility, catering to applications from nuclear reactor cooling systems to precision drug manufacturing. Meeting the stringent DIN and ISO standards, every valve is complemented with a specially designed secondary seal. When it comes to material selection, clients can opt for the durable carbon steel or explore the resilience of Inconel or Monel alloys. Shengao's unwavering dedication to safety and precision places them at the forefront of advanced valve solutions.
Why Choose Us?
ShenGao's Bellows Globe Valve
Shengao, an esteemed brand in valve engineering, introduces its superior bellows-sealed globe valves. Let's delve into the myriad reasons that position Shengao's bellows-sealed globe valves as the industry's premier choice.
  • 01
    Cutting-edge Sealing Mechanisms
    Central to Shengao's offerings is their advanced metal bellows design. This specialized construct guarantees minimal stem leakage, ensuring a high integrity seal that stands firm even in fluctuating temperatures and pressures.
  • 02
    Superior Material Options
    Moving beyond the traditional carbon steel, Shengao offers avant-garde choices like Inconel and Monel alloys. Such materials stand as bulwarks against corrosion, particularly in challenging environments.
  • 03
    Versatile Application Spectrum
    Whether it's nuclear reactor cooling systems, precision drug manufacturing, or chemical processing plants, Shengao's bellows-sealed globe valves seamlessly integrate, ensuring precision and dependable performance.
  • 04
    Commitment to Standards
    Shengao's allegiance to quality shines through their rigorous compliance with DIN and ISO standards. Furthermore, they offer innovative secondary seal designs to cater to the specific needs of diverse industrial applications.
  • 05
    Exceptional Client Support
    Embracing Shengao isn't just about acquiring a product; it represents an alliance with a proficient support team, ever-ready to guide and back you through every operational challenge.
  • 06
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    内容
Key Components of Bellows-sealed Globe Valves
  • Valve Casing
    Channels the fluid's path.
  • Plug
    Adjusts fluid flow by positioning.
  • Spindle
    Facilitates valve operation.
  • Bellows
    Ensures leak-proof sealing.
  • Actuator
    Oversees the valve's movement.
  • Metal Seals
    Guarantee tight sealing.
  • Bearings
    Reduce operational friction.
Advantages of Bellows Globe Valve
  • 01
    Precision Sealing Mechanism
    Bellows-sealed globe valves, with their advanced bellows system, offer impeccable sealing, eliminating potential stem leaks and ensuring operational reliability.
  • 02
    Enhanced Service Life
    Their sophisticated design, complemented by the bellows system, reduces internal wear, thus promising an extended service lifespan.
  • 03
    Compact Yet Robust
    Designed with precision, these valves are not only space-saving but also robust, capable of enduring varied pressure gradients and demanding applications.
  • 04
    Accurate Flow Modulation
    The globe valve design, paired with the bellows system, guarantees precise flow modulation, leading to consistent and dependable operations.
  • 05
    Suitable for High-Temperature Applications
    Bellows-sealed globe valves are ideal for scenarios where temperature variations are significant, thanks to their superior sealing mechanism.
Why Choose
Bellows Globe Valve?
In the realm of fluid regulation, the efficacy and trustworthiness of the mechanism are paramount. Bellows-sealed globe valves epitomize this ethos. With their intricate bellows system and precision engineering, they offer advantages that set them apart from conventional valves. Their unparalleled sealing, durability, and adaptability to diverse environments exemplify their technical brilliance. In sectors where precision and reliability reign supreme, opting for bellows-sealed globe valves signifies an allegiance to top-notch performance and lasting quality.
About Shengao Bellows Globe Valve
Body Type :Globe
Body Materials :

WCB carbon steel (for general applications), 316 stainless steel, and alloy 20 (for enhanced corrosion resistance scenarios), etc.

Spindle Material : 

Often crafted from stainless steel or materials harmonious with the body to prevent galvanic corrosion.

Bellows Material : 

Inconel or stainless steel, ensuring a tight seal and preventing leakage along the valve stem.

Plug Material : 

Typically constructed of stainless steel, bronze, or alloy, with potential enhancements for specialized functions.

Bearings :

Predominantly made from graphite or bronze, designed for longevity and to facilitate reduced friction in valve operation.

Pressure Ratings :

Class 150-2500 (adhering to ASME standards) Or PN10~PN160

Actuators:Manual handwheel, electric actuator, pneumatic actuator
Temperature : 

Depending on the materials utilized, but commonly, the bellows can function in temperatures ranging from -50°C to +400°C, though specific materials might alter this range.

Size:

Offered in dimensions from 1/2'' to 24'' (DN 15-600)


About the Application of
ShenGao Bellows-sealed Globe Valve
Bellows-sealed globe valves, with their advanced sealing technology, provide an exceptional barrier against leakages, especially in applications where containment is paramount. The use of a bellows mechanism ensures that the valve is sealed not only from external leakage but also internal cross-contamination. This makes them indispensable in specific industrial scenarios.