Bellow Sealed Globe Valve Manufacturers

Valvesonly are trusted Bellow Sealed Globe Valve Manufacturers in USA. A Bellow Sealed Globe Valve is a type of industrial valve designed for applications where leak-tightness and environmental safety are critical considerations. The valve features a bellows assembly, typically made of metal, which surrounds the valve stem and provides a hermetic seal to prevent fluid leakage. This bellows design is particularly advantageous in applications involving corrosive or hazardous fluids, as it isolates the valve stem from the process media, ensuring no direct contact between the fluid and the stem. The valve's construction typically includes a globe-shaped body with a movable disk (or plug) that can be positioned against or away from the valve seat to control the flow of the fluid.
The operation of a Bellow Sealed Globe Valve involves the rotation of a handwheel or actuation by an electric or pneumatic mechanism, causing the valve disk to move in relation to the seat. This movement regulates the flow of the fluid through the valve. The bellows assembly accommodates the linear motion of the valve stem while maintaining a reliable seal, even in challenging conditions. This design minimizes the risk of fugitive emissions and enhances the valve's durability. The appearance of a Bellow Sealed Globe Valve typically includes a metallic body with flanged or threaded ends for easy integration into piping systems. Overall, these valves are crucial in industrial settings where the containment of hazardous substances is of utmost importance, providing a dependable and leak-free solution.
A Bellow Sealed Globe Valve consists of several key components, each playing a specific role in its functionality. Here are the main parts:

Body
Bonnet
Valve disk
Stem
Bellows assembly
Gland packing
Handwheel or actuator
Yoke
Seat
Flanges or Threads

Benefits:

Leak prevention
Environmental safety
Corrosion resistance
Extended valve life
Reliable sealing in harsh conditions
Easy maintenance
Accurate flow control

Industries:

Chemical
Petrochemical
Oil and Gas
Power Generation
Refining
Pulp and Paper
Water and Wastewater Treatment
Aerospace
Mining
Semiconductor
Textile
Marine and Shipbuilding

Description:

Available materials: WCB, WC6, SS304, SS316, F11, F51, F91, LCC, LCB, WCC
Ends: Flanged, Buttweld, Socket weld, Threaded
Class: 150 to 2500
Nominal Pressure: PN25 to PN450
Size: ½” to 24”
Operations-: Hand-wheel operated, Pneumatic actuated, Electric actuated, Gear operated