90 degree elbow, seamless elbow, Carbon Steel Pipe Elbow, China Elbow Manufactory, Factory,supplier. Carbon Steel Elbows 1)Size:1/2" ... strictly.Dear Sir or Madam:We specialize in the manufacturing pipe fitting (elbow,tee,cross,reducers,caps,bends,flanges,lap joint stub ends ... favorable terms and conditions Upon receipt of your inquiries rigid 90 degree elbow