Eccentric V-type ball valves, also known as V-ball valves or segmented ball valves, are a type of industrial valve used to control the flow of fluids (liquids or gases) through pipelines. These valves are designed to provide accurate flow control and are often used in applications where precise control over the flow rate is required. The "eccentric" and "V-type" design features contribute to their unique functionality.
Here's what these terms typically refer to:
Eccentric Design: In traditional ball valves, the ball is centered within the valve body. However, in eccentric V-type ball valves, the ball is positioned eccentrically, meaning it is offset from the center of the valve. This design provides several advantages, including improved sealing capabilities and reduced wear and tear on the valve components.
V-Type Design: The ball inside an eccentric V-type ball valve has a V-shaped or segment-shaped opening. This design allows for precise control over the flow rate by using the position of the ball to regulate the flow through the valve. As the ball is rotated, the V-shaped opening either aligns with the flow path or cuts off the flow, allowing for fine-tuned modulation of the fluid flow.
Eccentric V-type ball valves are commonly used in applications that require throttling control or precise flow regulation. Some of their key features and benefits include:
Accurate Flow Control: The eccentric design and V-shaped ball opening enable precise control over the flow rate, making these valves suitable for applications where accurate regulation is essential.
High Flow Capacity: Despite their design for precise control, these valves can handle relatively high flow rates, making them versatile for various industrial processes.
Reduced Wear: The eccentric offset design reduces the contact between the ball and the valve seat, minimizing wear and extending the valve's service life.
Cavitation and Erosion Resistance: The V-type design can help mitigate the effects of cavitation and erosion that may occur in high-velocity flow conditions.
Bidirectional Flow: Eccentric V-ball valves are often designed to allow bidirectional flow, offering flexibility in installation and operation.
Diverse Applications: They find applications in industries such as oil and gas, petrochemical, chemical processing, power generation, and more, where accurate flow control and durability are crucial.
It's important to note that while eccentric V-type ball valves offer unique advantages, they may not be suitable for all applications. Factors such as pressure, temperature, fluid type, and specific process requirements should be considered when selecting a valve type. Consulting with valve experts or engineers is recommended to ensure the right valve choice for your specific needs.
Eccentric V-Type Ball Valves Specification | |
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Nominal Diameter | DN15~500 |
Nominal Pressure | PN1.6~10.0MPa ANSI 150~600lb |
Materials | Carbon steel, Low-Temp. Steel, Stainless steel, Duplex |
Medium temperature | -60~450℃ |
Connection method | Flange, clip type (DN ≤ 50 ) |
Valve bonnet type | Standard type |
Pressure Rating | CL150, CL300, CL600, CL900, CL1500, CL2500 |
Flanged | (RB, F.P) Ends to ANSI B16.5 |
Face to Face Dimension to | ANSI B16.10 |
Pre-temp. Rating to | ASME B16.34 |
Wall Thickness to | ASME B16.34 |
Size Ranges | 1/2 ~42 |
Fire Safe Design to | API 6D / API598 |
Valve Marking: | MSS- SP-25 |
DESCRIPTION | PRICE |
---|---|
Duplex Steel Eccentric V-Type Ball Valve Price | $ 98.13 - $ 132 |
Buy Eccentric V-Type Ball Valves Best Price | $ 52.10 - $ 90 |
ASME B16.34 300LB Eccentric V-Type Ball Valve Price | $ 23.93 - $ 36 |
Stainless Steel Eccentric V-Type Ball Valve Best Price | $ 75.60 - $ 39 |
Super Duplex Steel Eccentric V-Type Ball Valve Price | $ 42.18 - $ 59 |
Carbon Steel Flange Type Pneumatic V Segment Ball Valve Price | $ 58.95 - $ 77 |
Pneumatic Eccentric V-Port Cut Off Ball Valve Price | $ 63.92 - $ 77 |
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