1.Stainless,carbon steel,alloy 2.304,316L,WPB A234,A182,X42 3.Elbow,tee,cross,reducer,cap,bend,flange 4.API,CE,ISO,LR,MTC Any sizes of Custom-made products are available.ProductTees, Elbows, Reducers, Caps, Crosses, Flange, Bend, seamless BendMaterialcarbon steel, alloy steel, stainless steelStandardASME B16.9 B16.28, ASTM A234 A420 MSS-75 MSS-79 ,DIN 2605 2609 2616Size1/2inch - ...