Hebei factory direct supply --201 Stainless steel elbow - you're welcome

To production methods can be divided into push the system, pressing, forging, casting and so on. To manufacturing standards can be divided into GB, electricity standard, ship standard, technology standard, water standard, American standard, German standard, Japanese standard, the Russian standard and so on. According to its radius of curvature to the point: can be divided into long radius elbows and short radius elbows. Long radius elbow refers to its radius of curvature is equal to 1.5 times the outer diameter of the tube, i.e., R = 1.5D; short radius elbow refers to its radius of curvature is equal to the pipe diameter, i.e. R = 1.0D. (D is the bend diameter, R is the radius of curvature). 5. In terms of pressure levels to points: Approximately seventeen species, and the US standard pipe 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 commonly used two kinds of STD and XS.