| 摘要 |
<p>A system and method for welding horizontal beams to vertical columns includes a holding assembly, at least four distributed control welding torches, track assemblies for three-dimensional positioning of the welding torches along the weld seam, back-up bars, run-off tabs and sumps affixed at the beam to column welds. Embodiments for single pass and multipass high deposition, submerged arc welds are disclosed.</p> |
