... :1/2"-72" 4.Grade:,A234 WPB,A105 Carbon Steel Pipe Tee / Seamless Buttweld pipe fitting Materialcarbon steel, stainless steel, alloy steelTechniquewelded, bending,forged,exturdConnectionweldingHead codebevel the ... , caps, concentric and eccentric reducersRadius Of Curvature1D-10D Elbow, ANSI,ASME,API5L,DIN,JIS,BS,GBSurface treatmentblack paint, varnish, rust-proof ...