... steel pipes,elbow,reducer,tee,caps,flange,tube etc.. TYPES: elbows, seamless and welded ,L/R, S/R, 45deg,90deg,180DegMATERIAL : carbon steel ... ,alloy steel,stainless steel, A234 WPB STANDARD:ANSI B16.9/16.28 , DIN2605 ... of these items be of interest to you,please let us know,We will be happy to give you details. carbon steel 180 deg elbow