Applicable environment analysis of butterfly valve structure and working principle??? The butterfly plate of the butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc shaped butterfly plate rotates around the axis with the rotation angle between 0 ° and 90 °. When the rotation angle reaches 90 °, the valve plate is fully open.???

Many related chemical and metallurgical industries are very familiar with air separation devices. This is an essential product in many factories. The pneumatic control valve is also an indispensable valve in the air separation device. In order to adapt to changes such as the technical update of the air separation device, new design and use ideas and methods are gradually emerging. We should pay special attention to the selection of pneumatic control valve.