Bellows-Sealed Globe Valve
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Bellows-Sealed Globe Valve

- Created specifically to handle corrosive and high-temperature chemicals, bellows-sealed globe valves are built with multi-ply, flexible metallic bellows to avoid exposure to these chemicals. Bellows are welded to the valve's stem and bonnet, along with proper sealing of joints, eliminating potential leakage.
 
- Manufactured in line with established global standards, our bellows-sealed globe valves boast excellent sealing performance and long cycle life. Qualified experts routinely test our globe valves to minimize leaks, thus reducing maintenance requirements.
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Bellows-Sealed Globe Valve Collection

WKT's bellows-sealed globe valve is designed for corrosive and high-temperature chemicals. It features multilayer flexible metal bellows, which greatly reduces the contact between the valve and the chemical and ensures long-term, stable sealing performance. The bellows-sealed globe valve stem and bonnet are welded to the bellows, making a solid and reliable connection that has no potential leakage problems. This bellows-sealed globe valve is made according to strict international criteria, and its tightness and service life are very superior. Due to regular tests by qualified professionals, WKT's bellow-sealed globe valves have achieved the purpose of minimal leakage, reduced maintenance for users, and offer a more efficient use experience.


Product Features:

1. Bellows-sealed design: WKT's bellows-sealed globe valve effectively prevents chemical leakage using multi-layer flexible metal bellows, which boast a very excellent sealing performance. Such a design enhances corrosion resistance in the bellows-sealed globe valve, ideal for handling high temperatures and aggressive chemicals.

2. Various disc shapes: The product is equipped with conical, needle-shaped, spherical, and parabolic discs that may variably adjust the flow rate according to different requirements of fluid flow for good performance under various working conditions.

3. Compliance with international standards: The bellows-sealed globe valve is configured with API 600 standards and may be adjusted for the special needs of customers to ensure good performance in various industrial applications.

4. Excellent structural design: Due to the adoption of high-quality three-layer bellows material, it can adapt to more complex and harsh working conditions to improve the durability and reliability of the bellows-sealed globe valve.

5. Simple operation and good visibility: Equipped with a rising stem structure, users can directly identify the switch position of the bellows-sealed globe valve without much effort, thus greatly enhancing the convenience of operation.

6. Safety standards: The bellows-sealed globe valve conforms to the NACE standards and API Spec 6fa fire test certification, providing further guarantees of safety and making it suitable for application in high-demanding industries.


Product Value:

1. Reduce maintenance costs: Excellent sealing performance and design innovation minimize leakage rate, reduce maintenance requirements caused by leakage, and therefore reduce operating costs.

2. Extend service life: After careful design and selection of superior materials, the series of bellows-sealed globe valves made by WKT have a greatly extended service life. Less frequency in replacement saves money for users.

3. Improved safety: High-standard safety certification has the effect of ensuring that the bellows-sealed globe valve can operate stably in high-risk environments to provide a safe use experience for the user.

4. Improve system efficiency: The bellows-sealed globe valve adopts internationally advanced bellows-sealing technology, with reliable performance, which can guarantee stability in the control of flow and thus greatly improve the operation efficiency of the whole system.


Application Range:

- Chemical processing: This bellows-sealed globe valve is particularly suitable for use in the chemical industry to handle various high-temperature and corrosive chemicals to ensure the stability and safety of fluid control.

- Oil and gas: Used in industrial pipelines of oil and gas to ensure reliability in high-pressure and high-temperature environments, meeting the strict safety requirements in the industry.

- Pharmaceutical industry: Suitable for fluid control in the pharmaceutical production process to ensure the safe transportation and precise regulation of chemicals.

- Steel and metallurgy: Applications in the metallurgical industry that handle high-temperature fluids can adapt to extreme working conditions and ensure the safety of the equipment.

- Energy and power generation: Suitable for fluid control in power plants and energy systems to ensure stable operating efficiency and reduce energy consumption losses.


Operation Instructions:

1. Confirm valve compatibility: Check whether the specifications and materials of the bellows-sealed globe valve are compatible with the on-site pipelines and fluids.

2. Clean the valve connection surface: Before installation, ensure that the threaded or welded seat surface of the bellows-sealed globe valve is clean and free of dirt or foreign matter.

3. Install the valve: Place the bellows-sealed globe valve in the pipeline, and ensure that it is tightly connected to the pipeline and properly fixed.

4. Tighten the connection bolts: Verify that the force is evenly applied during tightening to avoid damage to the bellows-sealed globe valve due to excessive force.

5. Perform a switch test: After installation, operate the bellows-sealed globe valve to perform an open and close test to ensure smooth fluid control and no leakage.

6. Formal operation: After confirming that the bellows-sealed globe valve is correct and operates normally, it can be put into actual use.


FAQ:

Q1: What fluids are bellows-sealed globe valves suitable for?

bellows-sealed globe valves are designed to handle corrosive and high-temperature chemicals and are suitable for a variety of liquids, especially those that are corrosive to equipment materials.


Q2: How long is the service life of this bellows-sealed globe valve?

Depending on the user's operating environment and frequency of use, the expected service life of a bellows-sealed globe valve is several years, and specific usage conditions will affect the actual life.


Q3: How to perform daily maintenance?

Regular inspection of the valve is important, including checking for leaks, whether the valve can open/close smoothly, and lubrication when necessary.


Customer Testimonials:

"WKT's bellows-sealed globe valve performs well in our chemical processing, and I am very satisfied with its sealing and durability." - Mr. Li, technical supervisor of a chemical company.


"In high-temperature applications, it performs very stably, and the possibility of erosion and leakage is greatly reduced. It is trustworthy." - Mr. Zhao, engineer of an energy company.



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WKT's bellows-sealed globe valve uses high-quality three-layer bellows material, which can adapt to more complex and harsh working conditions, further improving the durability and reliability of the valve. If you need more product details, please contact us.


Size Range

Body Materials

15″-24″(15mm-600mm)

Carbon Steel,Stainless Steel,Nickel Aluminum Bronze,alloy steel,etc

Temperature Range

Stem Material

-196 to 500 degree

Stainless Steel

Pressure Ratings

Seat Materials

Class 150 to Class 2500,PN 2.5 to PN420,10K-20K

Trim Material is Metal to Metal acc to API 600

Shutoff Rating

Disc Materials

Zero Leakage

Carbon Steel,Stainless Steel,Nickel Aluminum Bronze,alloy steel,etc

Body Style

Design Standard

Double Flanged,Butt Weld,

ASME B16.34,BS1873,DIN3356,API 623

Flange Drilling

Testing Standard

ASME B16.5, EN 1092-1,GOST 33259,ASME B16.47

API 598,EN12266-1,ISO 5208

Certifications

Face to Face

CE,EAC,SIL3,API 6FA,ISO 19001,API 600

ASME B16.10,EN558-1

Fugitive Emissions

Operation

ISO 158484-1

Wench,Gear, Electric, Pneumatic,etc

Applications


Oil and Gas Pipeline,steam distribution systems, power generation, geothermal steam,  pulp & paper liquor, refining, chemical processing, water & wastewater,nitric acid, acetic acid, oxidizing medium, urea



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Contact Us

We'd like to work with you
Send us a message if you have any questions or request a quote. Our experts will give you a reply within 24 hours and help you select the right valve you want.

/ WhatsApp/Phones: +86-138-0880-7901

 Email: info@wktipvf.com 

/ WhatsApp/Phones: +86-135-1016-1027

 Email: amy@wktipvf.com
 
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