Description

Technical Parameters

Introduction

The Triple Offset Butterfly Valve is a high-performance industrial valve suitable for fluid regulation and shut-off in pipeline systems such as oil and gas and chemical industries. It can be ordered in bulk or customized.

Parameter

Parameter / Feature	Description
Size Range	2" ~ 42"
Pressure Range	ANSI 150 - 600
End Connection	Double Flange / Lug / Wafer / Butt-Weld
Bore	Full Bore
Operation	Manual operation, Electric operation
Body Material	Carbon steel, Stainless steel, etc.
Disc Material	Carbon steel, Stainless steel, etc.
Seat	Metal-to-Metal, Metal + Graphite
Note	Additional sizes and pressure classes available upon request
Basic Design	API 609, EN 593
Face-to-Face	ASME B16.10, EN 558
Flange End	ASME B16.5 (up to 24"), ASME B16.47 Series A/B (26" and above), EN 1092
Test and Inspection	API 598, EN 12266
Fire-Safe Test	API 607
Fugitive Emission Test	ISO 15848-2
Type Testing for FE	ISO 15848-1, API 641
NACE Compliance	Manufacturing according to latest NACE version upon request

Features of Triple Offset Butterfly Valve

Corrosion Resistance

The Triple Offset Butterfly Valve's body and disc are made of 304/316 stainless steel or alloy steel, resisting acid, alkali, and seawater corrosion.

Precision Machining

The valve body and disc are CNC machined with tolerances controlled within ±0.15 mm, ensuring a tight fit of the triple offset structure and achieving zero leakage.

Wide Range Of Applications

Suitable for industries such as oil and gas, chemical, water treatment, sewage treatment, shipbuilding, and pharmaceuticals.

Customization

Customizable Feature	Description
Valve Body Material	Customizable from carbon steel, stainless steel, or alloy steel.
Valve Disc Material	Optional hardened alloy or stainless steel.
Sealing Structure	Optional metal seal or flexible seal.
Size Specifications	Customizable valve sizes according to pipe diameter, flange standard, and pressure rating.
Actuation Method	Customizable from manual, pneumatic, electric, or gear-operated.
Surface Treatment	Optional anti-corrosion coating or hard chrome plating.
Opening Angle	Customizable from fully open, 90°, or multi-angle flow regulation.
Pressure Rating	Customizable from ANSI Class 150~600 or PN10~PN40.

FAQ

Q: What media is it suitable for?

A: The Triple Offset Butterfly Valve can be used for industrial fluids such as water, steam, oil, acid and alkali chemicals, and natural gas.

Q: What is the valve's pressure capacity?

A: The Triple Offset Butterfly Valve is designed for pressures up to ANSI Class 600, suitable for high-pressure industrial pipelines.

Q: Is installation complicated?

A: No. The Triple Offset Butterfly Valve supports flange, wafer, or threaded connections, and its lightweight design makes it easy to install.

Q: Does the valve require frequent maintenance?

A: No. The triple-offset structure reduces seat wear, resulting in longer and simpler maintenance intervals.

Q: Which piping standards is it compatible with?

A: The Triple Offset Butterfly Valve supports ANSI, DIN, GB, and other standard flanges, adapting to various industrial pipelines.

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