B PERFORMING OPERATIONS; TRANSPORTING
B23 MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K11/00 Resistance welding; Severing by resistance heating
B23K11/16 taking account of the properties of the material to be welded