Ⅰ、Application：
Decompression valve is mainly used at the terminal of pipeline to control the pressure of pipeline. The pressure can be controlled by adjusting the balanced weight of the cover. It is suitable to be used in cement and generating plant etc.
Ⅱ、work principle：
When system pressure is over fixed pressure, top cover of decompression valve will be opened by itself to decompress the pressure.
Ⅲ、Outline installation dimension figure：（See the drawing and table）
Ⅳ、Outline installation dimension list
