About the 8 Inch Mechanical Joint x Flange Adapter, Ductile Iron Construction
8 Inch Mechanical Joint x Flange Adapter, Ductile Iron Construction. This particular fitting is an Adapter Fitting for Ductile Iron Pipe applications that features a Mechanical Joint x Flange connection design. An adapter is an important fitting as it is used in order to connect two sections of iron pipes or fittings together. The adapter has 8 inch connections on either side. It features a “mechanical joint” style connection which have machine drilled holes for proper installation on one side and a “flange connection on the other which also has drilled holes. Hence the adapter allows you to go from a Mechanical Joint connection to a Flange connection. The mechanical joint utilizes a nut and bolt system, and depending on the size of the pipe, there will be more bolts required for a secure connection. Ductile Iron Pipe systems are most commonly used in the transportation of potable water.