... Size:1"-48" 3 Standard:ASTM,GB,DIN,JIS 4 Material:A105, 1 Carbon steel pipe fitting 2 ISO9001 ... cerfitication supplied 3 High quality and reasonable price 4 Standard :ASME ,DIN,GB Manufacturer for butt welded pipe ... Joint) 2 Tee,Elbow(45°,90°,180° 3 Reducer 4 Caps Metarial carbon steel ,alloy steel ,stainless steel Sizea) ... ,electric power,boiler,machine stainless steel blind flange/B16.5