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Flange Double Eccentric Butterfly Valve

Introduction

A Flange Double Eccentric Butterfly Valve is a high-performance valve designed for precise flow control and reliable shutoff in industrial fluid systems. The "double eccentric" design refers to the unique offset of both the valve disc and the shaft, which reduces friction and wear during operation. This innovative design ensures smooth and efficient valve operation with minimal torque, while also providing a tight seal for better shutoff performance. The flange connection provides a secure and leak-proof integration between the valve and the pipeline, making it ideal for high-pressure and high-temperature applications.

The Flange Double Eccentric Butterfly Valve is commonly used in various industries where flow control, reliability, and ease of installation are essential. With its durable construction and efficient performance, it is widely employed in oil and gas, power generation, water treatment, chemical processing, and HVAC systems. This valve ensures long-lasting operation under demanding conditions, handling a wide range of fluids with high efficiency and safety.

Applications

Flange Double Eccentric Butterfly Valve is trusted across various industries for its precision, durability, and reliability. Explore its wide-ranging applications below:

Oil & Gas icon

Oil & Gas

Used for regulating the flow of oil, natural gas, and refined products in pipelines, ensuring tight sealing and reliable flow control even under high-pressure conditions.

Power Generation icon

Power Generation

Employed in steam, feedwater, and cooling systems to regulate fluid flow, offering high durability and leak-proof performance in high-pressure and high-temperature environments.

Chemical Processing icon

Chemical Processing

Handles the flow of chemicals in pipelines, providing a durable and reliable valve solution for both high and low-pressure applications in chemical plants.

Water Treatment icon

Water Treatment

Installed in water distribution and treatment systems to ensure precise flow regulation and leak-proof sealing in both municipal and industrial applications.

HVAC Systems icon

HVAC Systems

Used in HVAC systems to regulate air or water flow, ensuring efficient operation and tight shutoff in heating, ventilation, and cooling applications.

Marine Applications icon

Marine Applications

Installed in marine and offshore systems for fluid flow control, such as ballast water, fuel, and cooling systems, providing efficient and reliable operation in marine environments.

Technical Specifications

Soft Sealing Structure

Multilayer Hard Seal Structure

Hard Seal Structure

Material List (Flange Butterfly Valve)

No.Part NameMaterialsOptional Materials
1CoverCarbon SteelSS, Monel
2BoltAlloy SteelSS, Monel
3GasketGraphiteGraphite
4SpacerSSSS, Monel
5BushingPTFE+BronzeLubrized Bronze
6BodyCast SteelSS, Monel
7StemSS316, Monel
8KeySSSS, Monel
9DiscCast SteelSS, Monel
10Seal RingPTFE+SSNBR/SS+Graphite
10aSeatCarbon Steel+13CrSS, Monel
11BushingPTFE+BronzeLubrized Bronze
12Packing SeatSSSS, Monel
13PackingGraphitePTFE
14YokeCarbon Steel--
15BoltAlloy SteelSS, Monel
16GlandCarbon SteelSS
17BoltAlloy SteelSS, Monel
18GasketGraphiteGraphite
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YDB VALVES LLP

A pioneer manufacturer & supplier company having good experience in the designing and manufacturing of a new concept instrumentation Valves

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Y-21, Khan Real Industrial Estate, N. H. 08, Pelhar, Vasai Phata, Vasai East, Palghar - 401208. INDIA


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