DN200-DN3000 Shut-off Butterfly Valve

This shut-off butterfly valve is available in sizes DN200-DN3000. It is suitable for hot blast systems, chemical plants, power generation, and municipal industries, serving as a gas shut-off valve.

double eccentric butterfly valve for steel and iron plants - Image 1

Technical Specifications

Product Overview

High-Performance Shut-off Butterfly Valve

This industrial shut-off butterfly valve is engineered for demanding environments, covering a wide size range from DN200 to DN3000. It is specifically designed for applications in hot blast systems, chemical processing, power generation, and municipal infrastructure. Serving as a reliable gas shut-off solution, this valve series offers versatile actuation options including electric, hydraulic, pneumatic, and manual worm gear configurations to suit various operational requirements.


Size Range
DN200 - DN3000

Technical Specifications

Suitable Industries
Hot Blast SystemsChemicalPower GenerationMunicipal
Primary Function
Gas shut-off

Available Configurations

Available Models

Configuration TypeModel Reference
Hydraulic Air/Gas (Three Rods)QYTD7s40sX, QYTD7s40sH
Electric Air/Gas (Three Rods I)QYTD940sX-I, QYTD940sH-I
Electric Air/Gas (Three Rods II)QYTD940sX-II, QYTD940sH-II
Electric Air/Gas (Turning-disc Three Rods)QYTD940fX, QYTD940fH
Worm Gear Air/Gas (Rubber Lined)QYTD343X
Electric Air/Gas (Rubber Lined)QYTD943X
Electric Air/Gas (Eccentric)QYTD947X
Pneumatic Air/Gas (Double Eccentric)QYTD747X, QYTD747H
Hydraulic Air/Gas (Double Eccentric)QYTD747X, QYTD747H
Electric Air/Gas (Double Eccentric)QYTD947X, QYTD947H

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