Specifications Elbows, seamless and welded, LR & SR ,Bend -Equal and reducing Tees, seamless and welded carbon steel pipe elbows: ISO 9001CERTIFICATE. BUTT WELDED FITTING: Production acc. to the standard of GB /ASTM / ASME / DIN / JIS ASTM B 16.9 /16.11 B 16.28 JIS B 2311/2220 DIN2617/2616/2615/2391 Types: Elbows, seamless and welded, LR & SR ,Bend -Equal and reducing Tees, seamless and welded - Concentric and eccentric Reducers, seamless and welded -Caps, Wall thickness: From Sch5 up to Sch160/STD/XS/XXS Material Grades: A403,WP304, WP304L, Wp316, WP316L, A234WPB, Dimensions: Seamless: from 1/2' up to4‘