Reducing Elbow is type of fitting which is used to join two pipes of different sizes. The reducing elbow is so called because it looks like a reducing piece and elbow combined into one. The reducing elbow eliminates one pipe fitting (reducer) and reduces the welding by more than one-third. Reducing Elbow is used to change the angle or direction of the pipe run. أكثر عادة في 90 درجات و45 درجة دورات. The sweep of the fitting describes how fast a transition or change in direction is made.