Method of laser welding coated steel sheets with addition of alloying elements

• Main Authors: Gu, Hongping, Steinebach, Edward K, Gelder, Aldo Van, Jones, Mark Justin, Brady, Jeremiah John
• Format: Patent
• Language: English
• Published: 21.08.2018
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

A process is described for laser welding a sheet metal workpiece having an aluminum-silicon containing pre-coat layer disposed on at least one major surface thereof, and having first and second opposite side edges. The sheet metal workpiece is arranged such that the first and second side edges are i...