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Manual Lug Type Butterfly Valve

The lug butterfly valve is also widely used in: SO2, steam, air, gas, ammonia, CO2 gas, oil, water, brine, lye, seawater, nitric acid, hydrochloric acid in chemical, petrochemical, smelting, pharmaceutical, food and other industries , Sulfuric acid, phosphoric acid and other media pipelines are used as adjustment and shut-off devices.

The drive mode of lug butterfly valve can be manual, worm gear, pneumatic, electric,
The connection method can choose flange, wafer,
Structural form can choose single eccentric, center line, double eccentric, triple eccentric,
The sealing structure can choose soft seal and hard seal.
Pressure range PN0.1-10Mpa,
The nominal diameter is DN40～2000mm,
Material can be cast steel, stainless steel.

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Product No. 03698

Product Description

Butterfly valve, also known as flap valve, is a kind of regulating valve with simple structure. Butterfly valve that can be used for on-off control of low-pressure pipeline medium means that the closing member (disc or butterfly plate) is a disc, which rotates around the valve shaft to achieve opening and closing of valve.

Application areas:

Valves are suitable for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media.
It mainly plays the role of cutting and throttling on the pipeline.
The butterfly valve opening and closing part is a disc-shaped butterfly plate, which rotates around its own axis in the valve body to achieve the purpose of opening and closing or adjustment.

Structure:

It is mainly composed of valve body, valve stem, butterfly plate and sealing ring. The valve body is cylindrical, with a short axial length and a built-in butterfly plate.

Product Parameters