Definition
An elbow is a piece that changes the direction of a pipe. According to the different production methods, it can be divided into heating elbow, stamping elbow, welding elbow. Elbow is divided into two kinds of : cold simmering and hot pushing. No matter what kind of machinery and equipment and pipeline, most of them are used in for oil, gas, liquid, engineering bridge construction.
Main form
1. Elbow at various angles
2. U tube
3. Turn back and forth
4. Curved pipe
General provisions
1. The bending radius of heating elbowing shall be no less than 3.5 times of the outer diameter of the pipe.
2. The bending radius of the cold-simmering elbow shall not be less than 4 times the outer diameter of the pipe.
3. The bending radius of the welded elbow shall not be less than 1.5 times of the outer diameter of the pipe.
4. The bending radius of the stamping elbow shall not be less than the outside diameter of the pipe.
