elbow PRESSURE: 2000LB, 3000LB, 6000LB, 9000LB MATERIAL: CARBON STEEL, STAINLESS STEEL FORGED PIPE FITTING elbowFeatures:1)Size: 1/8" -4"2) ... , 304, 304L, 316, 316L etc)Carbon steel (20#, ASTM A105, 16Mn, ASTM A403, ASTM A234), Alloy steel (Cr5Mo, 16MnR, 15CrMo, 12Cr1MoV, 10CrMo910)6 ...