Blind flange, also known as blind flange, is called blind flange. Blind flange, also known as blind flange, is called blind flange. It is a connection form of flange. In fact, it is a flange without a hole in the middle. One of its functions is to block the end of the pipeline, and the other is to facilitate the removal of debris in the pipeline during maintenance. As far as the plugging effect is concerned, it has the same effect as the head and cap. But there is no way to disassemble the head, and the flange blind plate is fixed with bolts, which is very convenient to disassemble. Flange blind plates are made of carbon steel, alloy steel, stainless steel, plastic, etc.China Blind Flanges website:http://www.sxforging.com/bllind-flanges/