In Flare Fittings, Straight Connectors like Flare Union, Flare Male Connecter, Flare Female Connecter (Flare Male & Female Stud Couplings), Flare Nut are made from Bar stock or Extruded Rods. Other Bend Connectors like Flare Union Elbows, Flare Union Tee, and Flare Male Elbow are made from Forgings. For Forgings, materials from Extruded profiles are used.