Type: 45 Degree/90 Degree/180 Degree Elbow, Long Radius/Short Radius Elbow
Material & Standard: Carbon Steel --- ASME B16.9, ASTM A234 WPB. 
                                  Stainless Steel --- ASTM A403 304/304L/310/310S/316/316L/317L/321.
                                  Alloy Steel --- ASTM A234 WP1/5/9/11/12/22/91
Size: NPS: 1/2''~24''(Seamless), 24''~72''(Welded). 
        DN: 15~1200, WT: 2~80mm, SCH 5~XXS
Bending Radius: R=1D~10D, R=15D, R=20D