Abstract: An apparatus for aligning and supporting confronting pipe or tube sections to be welded together. An elongated supporting table is provided with a pair of inwardly grooved tracks and various pipe secondary support members are also provided to mate with the tracks and to hold several pipe or tube arrangements utilizing conventional T-fittings, 45.degree. and 90.degree. elbow fittings, nozzle fittings, etc. The apparatus permits minimal setup time, proper alignment, stability during welding and the use of conventional orbital pipe welding heads and a smooth angular welding surface free from interference by prior art longitudinally disposed clamping external members.