Flanged Metal Seated Butterfly Valve

Corrosion
Resistant

Leak Tight
Sealing

Automated
Operation

Low Maintenance
Long Life

Alis Valves is a trusted Flanged Metal Seated Butterfly Valve Manufacturer India, offering high-performance butterfly valves for high-temperature, high-pressure, and severe service applications. Designed with a robust flanged body and precision metal-to-metal seating, these valves provide reliable shut-off, reduced seat wear, low operating torque, and extended service life for steam, oil & gas, petrochemical, power generation, chemical processing, refineries, and industrial process systems.

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Specifications

Size Range

DN50 to DN500 (2" to 20")

Body Material

Carbon Steel (WCB), SS304, SS316, Duplex Stainless Steel

Flange Standard

ASME B16.5, EN 1092-1, IS, JIS (As Required)

Leakage Class

API 598 / ISO 5208

Design Standards

API 609, ASME B16.34, ISO 5211

Pressure Rating

PN10, PN16, PN25, PN40 / ANSI Class 150 & 300

Seat Material

Metal Seat (Stainless Steel, Stellite, Inconel, Hard-Faced Alloy)

Temperature Range

-29°C to +550°C

Fire Safe Standard

API 607 (Optional)

Product Gallery

Industries Served

Cement

Engineered valve solutions tailored for critical Cement operating processes.

Chemical

Engineered valve solutions tailored for critical Chemical operating processes.

Data centres

Engineered valve solutions tailored for critical Data centres operating processes.

Fertilizer

Engineered valve solutions tailored for critical Fertilizer operating processes.

Applications

Ammonia

High-performance flow automation engineered for Ammonia operations.

CO₂

High-performance flow automation engineered for CO₂ operations.

Compressed Air

High-performance flow automation engineered for Compressed Air operations.

Cryogenic

High-performance flow automation engineered for Cryogenic operations.

Frequently Ask Questions

What Is a Flanged Metal Seated Butterfly Valve?

It is a flanged butterfly valve equipped with metal-to-metal sealing surfaces, designed for high-temperature, high-pressure and severe industrial applications.

Who Is a Double Flanged Metal Seated Butterfly Valve Manufacturer in India?

Alis Valves manufactures and supplies Double Flanged Metal Seated Butterfly Valves for oil & gas, refineries, petrochemical, power generation, chemical processing, steam and other high-temperature and severe-service applications.

Why Is Double Flanged Construction Used?

The double-flanged body provides a strong and rigid pipeline connection, making it suitable for industrial systems where robust flange-to-flange installation is required.

What Standards Does It Follow?

The current specification lists API 609, ASME B16.34 and ISO 5211 for design, with API 598 / ISO 5208 for leakage testing and API 607 as an optional fire-safe standard.