Carbon steel seamless elbow is used for altering the pipe run's angle or direction. It can turn to 45- and 90-degree. The fitting's sweep indicates how quickly a transition or direction change is made. Both above- and below-ground services employ carbon steel pipe for liquid, gas, and steam services. It is sort of pipe fitting that connects two pipes, to put it simply. The primary goal is to alter the path of events. Carbon steel seamless elbow comes in a variety of degrees. The most common are 45-degree, 90 degrees, and 180-degree steel pipe elbows.