Metal Spectacle Blind Flange, Color : Metallic

A spectacle blind is a piping fitting that is used for providing positive isolation.It consists of a pair of metal discs attached to each other. These metal discs are cut to fit between two pipe flanges and usually sandwiched between two gaskets. One of the metal discs is solid and is used for blinding or isolating the pipe, during maintenance.The other metal disc has a circular hole to match the pipe internal diameter, as shown in the figure.The function of this disc is to allow the flow through the pipe during normal operation.