Gas shielded arc welding method

A gas shielded arc welding method includes welding a steel sheet with a tensile strength of 780 MPa or more using a shielding gas containing Ar in an amount of 92 vol. % to 99.5 vol. %. In the gas shielded arc welding method, a value calculated from the following expression (1) is 0.20 or more: {√v/...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Tanaka, Masaaki, Ikai, Kazuya, Fukahori, Mitsugi, Yamasaki, Ryota
Format:	Patent
Sprache:	eng
Schlagworte:	CHAMBERS PROVIDED WITH MANIPULATION DEVICES CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING HAND TOOLS MACHINE TOOLS MANIPULATORS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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