Shielding gas for TIG-welding of metals

An inert gas for TIG-welding of metals has a constituent of 1.5 to 2.0 vol.% of hydrogen, and 2.0 to 5.0 vol.% of helium, and argon residual. An independent claim is given for a gas mixture as inert gas for the welding procedure.

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Bibliographische Detailangaben
Hauptverfasser:	Hildebrandt Bernd, Wankum Achim
Format:	Patent
Sprache:	eng ; slv
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:	An inert gas for TIG-welding of metals has a constituent of 1.5 to 2.0 vol.% of hydrogen, and 2.0 to 5.0 vol.% of helium, and argon residual. An independent claim is given for a gas mixture as inert gas for the welding procedure.