WELDING METHOD, AND PASSAGE CHANGING DEVICE MANUFACTURED BY USING THE SAME

PROBLEM TO BE SOLVED: To avoid the generation of cracks in a fused portion when components of different metals are joined by the laser beam welding or the electron beam welding, etc. SOLUTION: An output and an irradiation time in an electron beam welding apparatus are set such that the bead width Wb...

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Hauptverfasser:	KANEZAKI FUMIO, ONO MICHIAKI
Format:	Patent
Sprache:	eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To avoid the generation of cracks in a fused portion when components of different metals are joined by the laser beam welding or the electron beam welding, etc. SOLUTION: An output and an irradiation time in an electron beam welding apparatus are set such that the bead width Wb at the fused portion Wf in a joined portion is smaller than 1.5 mm. COPYRIGHT: (C)2006,JPO&NCIPI