... /2'' TO 72''3.Thickness:Sch10--XXS4.Standard:ASME,ASTM,JIS,DIN,EN5.Painted: black,varnish,antirust oil, hot-dipped ... SCH40, STD, SCH80, SC100, SCH120, and SCH160StandardANSI,ASME,API5L,DIN,JIS,BS,GBwe can also produce according to drawingSpecification ... concentric and eccentric reducersRadius Of Curvature1D-10D Elbow, ANSI,ASME,API5L,DIN,JIS,BS,GBSurface treatmentblack paint, varnish, rust-proof ...