90 degree elbow, seamless elbow, Carbon Steel Pipe Elbow, China Elbow Manufactory, Factory,supplier. Carbon Steel Elbows 1)Size ... )Material:ASTM A234 WPB,A420 WPL3/L6 etc1.name: elbow 2.Size:From 1/2" to 48" (Seamless pipe ... specialize in the manufacturing pipe fitting (elbow,tee,cross,reducers,caps,bends,flanges,lap joint stub ends) according to ASME, ... your inquiries 90d long radius carbon steel elbow