Bellows-sealed gate valves are a type of industrial valve used to control the flow of fluids (liquids or gases) through a pipeline or system. They are specifically designed to provide a hermetic seal to prevent leakage, making them suitable for applications where sealing integrity is crucial.
Key features of bellow sealed gate valves include:
Bellows Seal: The bellows component is a flexible, metallic structure that is welded or connected to the valve stem and bonnet. It acts as a barrier between the flowing fluid and the external environment, ensuring that no leakage occurs.
Gate Valve Mechanism: Gate valves are known for their linear motion mechanism. The valve's gate, a flat or wedge-shaped disc, moves perpendicular to the flow direction to control the fluid flow. When the gate is fully raised, it allows maximum flow, while lowering it restricts the flow.
Hermetic Sealing: The bellows-sealed design ensures a reliable seal even in demanding conditions, such as high temperatures, high pressures, or hazardous fluids. This sealing arrangement eliminates the need for traditional packing materials that can wear out over time.
Applications: Bellows-sealed gate valves are commonly used in industries such as petrochemical, chemical, pharmaceutical, and power generation. They are suitable for applications where leakage prevention and tight shut-off are critical.
Advantages: Some advantages of bellows-sealed gate valves include minimal maintenance due to reduced wear and tear on sealing components, extended service life, and compliance with environmental and safety regulations.
When considering using bellows-sealed gate valves, it's important to take into account the specific requirements of your application, including the type of fluid, operating conditions, temperature range, pressure range and required sealing integrity.
|Bellow Sealed Gate Valves Specification|
|Size range(s)||NPS 1/2 - 2 (DN 15 - 50)|
|Pressure rating||ASME Classes 800 - 1500|
|Temperature Range||-29° C to 425° C|
|Standard connections||Threaded, Socket weld|
|Material||Carbon Steel, Stainless Steel & Other Materials|
|MFG STD||API 600 / API 602 / BS 1873 / BS 1414|
|End Connection||Flanged End 1/2” – 24”
Butt Weld End 1/2” – 24”
Threaded End 1/4” – 4”
Socket Weld End 1/4” – 4”
|Bellow Sealed Gate Valves Latest Price||$ 75.50 - $ 86|
|2" to 12" Bellow-Seal Gate Valve Best Price||$ 63.42 - $ 59|
|Super Duplex Steel Bellow Sealed Gate Valve Price||$ 73.69 - $ 65|
|Bellow Sealed Carbon Steel Gate Valve Cheap price||$ 48.26 - $ 32|
|ASME B16.34 Bellows Type Gate Valve price||$ 79.45 - $ 64|
|Duplex Steel Bellow Sealed Gate Valve Price||$ 92.63 - $ 65|
|Buy 1/2" to 2" Bellow-Seal Gate Valve Best Price||$ 85.54 - $ 70|
|Bellow Sealed Valves Manufacturer||SDSS Bellow Sealed Gate Valves|
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|Bellow Sealed Gate Valve Near Me||Super Duplex Stainless Steel Bellow Sealed Gate Valve|
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|Bellow Sealed Gate Valve Stockist in India||LTCS Bellow Seal Gate Valve|
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Oil & Gas Industry
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