China 90D Elbow LR For sale tells you that cast steel, alloy steel, stainless steel, copper, aluminum alloy, plastic, argon, PVC, PPR, RFPP (reinforced polypropylene), etc. China 90D Elbow LR For sale tells you that they can be divided into pushing, pressing, forging, casting, etc. according to the production method.

China 90D Elbow LR For sale tells you that according to the manufacturing standard, it can be divided into national standard, electric standard, ship standard, chemical standard, water standard, American standard, German standard, Japanese standard, Russian standard, and so on. According to its radius of curvature: it can be divided into long radius elbow and short radius elbow. A long radius elbow means that its radius of curvature is equal to 1.5 times the outer diameter of the pipe, that is, R=1.5D; a short radius elbow means that its radius of curvature is equal to the outer diameter of the pipe, that is, R=1.0D. (D is the diameter of the elbow, and R is the radius of curvature).
China 90D Elbow LR For sale tells you that according to the pressure level: there are about seventeen kinds, including Sch5s, Sch10s, Sch10, Sch20, Sch30, Sch40s, STD, Sch40, Sch60, Sch80s, XS; Sch80, SCH100, Sch120, Sch140, Sch160, XXS; STD and XS are the most commonly used.
China 90D Elbow LR For sale tells you that according to different shapes and uses, it can be divided into the grooved elbow, ferrule elbow, double bearing elbow, flange elbow, different diameter elbow, dead seat elbow, inner and outer Tooth elbow, stamping elbow, push elbow, socket elbow, butt welding elbow, inner wire elbow, etc.