Manual flanged butterfly valve has the advantages of simple structure, less occupied space and light weight. It can be turned on and off in a short period of time just by rotating 90 °. The operation is very simple and convenient in operation. Manual flange butterfly valve also has excellent fluid control, when it is in all the open state, the thickness of the disc becomes the media through the most important obstacles, so through the valve pressure is small, we can see Manual flanged butterfly valve good flow control features. 

Manual flange butterfly valve has many features and can be used in a very wide range, such as it can not only be used in the oil and gas industry, but also in the chemical industry, water treatment and other fields play a unique role. In addition, the thermal power plant cooling water system is also a manual flange butterfly valve application. Due to the unique characteristics of manual flanged butterfly valve, it is more suitable for the production of large-diameter valves, so that we can better control the flow.