Reducing couplings are used to connect pipes of dissimilar diameters in a straight line. A reducing coupling has two different sizes of threads on each side.
90° Pipe Elbows
90° Pipe Elbows
Pipe Elbows are used in a piping system to change the flow direction. It is used to connect two pipes with the same nominal diameter to make the pipe, and thus the fluid direction, turn 90 degrees.