Size:1/2"-56" Material:stainless,carbon Standard:ASME,BS,GOST,etc API,ISO,CE,etc pipe fittingsSize -- Seamless:from 1/2" to 24" ,Welded:from 24" to 96"( or as customer requirements)Angle -- 22.5 deg, 30deg,45 deg,90 deg,180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D,4D,5D,6D,7D-40D.Thickness--SCH10,SCH20,SCH30,STD SCH40, SCH60, XS, SCH80., SCH100, SCH120, SCH140, SCH160, XXSStandard --ASME B16.9, ASME B16. ...