Classifications of Steel Elbow - Cangzhou Ruisheng Pipe Manufactering Co.,Ltd.

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Classifications of Steel Elbow

1.According to the producing method ,steel elbow can be divided into pushing, pressing, forging, casting, etc.

2.If according to the grades of pressure points: about 17 species, and the United States, the pipe standard is the same, there are: Sch5s, Sch10s, Sch10, Sch20, Sch30, Sch40s, STD, Sch40, Sch60, Sch80s, XS; Sch80, SCH100, Sch120, Sch140, Sch160, XXS; One of the most common is two STD and XS.

3.According to create standard classified ,elbows can be divided into GB standard, vessel standard, standard, water standard, American standard, Germany standard, Japanese standard, standard, etc.

4.According to the different Shape purpose can be divided into: groove type elbow, bend, double of cutting sleeve type elbow, flange, elbow, reducing elbow, stay inside and outside bend, teeth Angle, stamping elbow, elbow push system, socket bend, wire butt welding elbow, elbow, etc.

5.According to its radius of curvature points: they can be divided into long radius elbow and short radius elbow.

Long radius elbow refers to its radius of curvature is equal to 1.5 times the outer diameter of tube, R = 1.5 D;

Short radius elbow refers to its radius of curvature is equal to the pipe diameter, R = 1.0 D. To bend diameter (D, R for the radius of curvature).

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