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 ... Madam:We specialize in the manufacturing pipe fitting (elbow,tee,cross,reducers,caps,bends,flanges,lap joint stub ... and conditions Upon receipt of your inquiries rigid 90 degree elbow