الوصف

Elbow in a pipeline system, an elbow is a pipe fitting that changes the direction of the pipeline. 
According to the angle, there are 45 °and 90 °180 °three of the most commonly used, in addition, according to the needs of the project also includes 60 °and other abnormal angle elbow. 
Elbow materials are cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, non-ferrous metals and plastics. 
The ways to connect with the pipe are: direct welding (the most commonly used way) flange connection, hot melt connection, electric fusion connection, threaded connection and socket connection, and so on. 
According to the production process can be divided into: welding elbow, stamping elbow, push elbow, casting elbow, butt welding elbow and so on. 
Other names: 90 degree elbow, right angle bend, love bend, etc.