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
B23K7/00—Cutting, scarfing, or desurfacing by applying flames
B23K7/005—Machines, apparatus or equipment specially adapted for cutting curved workpieces
B23K7/006—Machines, apparatus or equipment specially adapted for cutting curved workpieces for tubes
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Butt Welding And Welding Of Specific Article
(AREA)