Index>News>Fluorine lined DC globe valve manufacturer describes the form and characteristics of the newly developed dual position butterfly valve
TIME:2013-05-13 Source: This site
Fluorine lined DC globe valve The manufacturer describes the form and characteristics of the newly developed double position butterfly valve
Design new valve requirements: fast and adjustable action PTFE lined valve Features such as adjustable switch position, long service life, and high temperature resistance. Based on the above requirements, this check valve The key to door development lies in the material selection of the driving and actuating components of the valve.
Pneumatic dual position clamp type Fluorine-lined Butterfly Valve Using a special pneumatic device to achieve automatic valve opening and closing, speed adjustment, and adjustment of the position of the fire. At the same time, the pneumatic components are made of high-temperature resistant materials, which can achieve valve resistance to 300 ℃ high temperature. This type of pneumatic component generally has smaller specifications, so the price is cheaper. Using ball milled cast iron as the bracket and connecting sleeve, as this material itself has a lubricating effect, no additional lubricant needs to be added to ensure its service life.
The pneumatic actuator adopts a bidirectional output shaft and a bidirectional adjustment type, which is used to solve the problem of adjusting the position of the small and large flame of the double position butterfly valve. Using fluororubber sealing rings, the cylinder itself can withstand high temperatures of up to 150 ℃.
Using graphite as filler, it has high temperature resistance and good lubrication performance. The material used for the valve stem is 2Cr13, which meets the requirements for temperature resistance and rust prevention. Choosing ball milled cast iron as the material for the connecting sleeve and bracket ensures strength while also providing some lubrication.
This valve has the advantages of fast and adjustable operating speed, high temperature resistance, suitable for frequent operation, long service life, and low cost. It is suitable for high-temperature air as the medium. The valve design adopts 3D drawing technology to make the valve more beautiful.
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