... 2.Size:1/8"-8" 3.Standard:ANSI,ASTM,DIN,JIS,BS,etc 4.Finish:Polished,stain Stainless Steel 90 ... Degree ElbowDescription MaterialStainless steel (304, 304L, 316, 316L, 321, ... Pipeline Materials to oil field and refinery as Steel Pipes,Pipe Fittings,Flange,Valves,Gasket,Petroleum Machinery ... a bright future together. Sanitary Stainless Steel Elbow