Reducing tee Size:1/2"---72" Thinkness :Sch5-Sch160 Standard:ANSI,JIS ,DIN , API ,ISO 9001.CCS reducing tee . Size:1/2"---72"Thinkness :Sch5-Sch160Standard:ANSI,JIS ,DIN ,API ,ISO 9001.CCS ProductsFlange,Elbows, Tees, Concentric and Eccentric Reducers, Pipe Caps, Bends,butt weldingMaterialCarbon steel (seam & seamless) ASTM A234and A105 WPB S23520 Greed and 35.8 IStandardASTM / JIS / DIN / BS / ...