... SCH120, and SCH160StandardANSI,ASME,API5L,DIN,JIS,BS,GBwe can also produce according to drawingSpecification standardsANSI B16.9, ANSI B16.28, JIS B2311 ... , caps, concentric and eccentric reducersRadius Of Curvature1D-10D Elbow, ANSI,ASME,API5L,DIN,JIS,BS,GBSurface treatmentblack paint, varnish, ... design available as requirement carbon steel tee elbow,tee ANSI B16.11 6000lb A105 Forged Steel SW tee