FLUX CORED WELDING ELECTRODE FOR 5-9% NICKEL STEEL

A flux cored welding electrode for welding a 5-9% nickel steel workpiece by a flux cored arc welding (FCAW) process comprises a particulate core and a metal sheath surrounding the particulate core, wherein chemical composition of the metal sheath and the chemical composition of the particulate core...

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Bibliographische Detailangaben
Hauptverfasser:	VAN DER MEE, Vincent, VAN ERK, Peter, ZHANG, Zhuyao, BUXTON, Mark
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ALLOYS CHEMISTRY CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING FERROUS OR NON-FERROUS ALLOYS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR METALLURGY PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS WELDING WORKING BY LASER BEAM
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Beschreibung
Zusammenfassung:	A flux cored welding electrode for welding a 5-9% nickel steel workpiece by a flux cored arc welding (FCAW) process comprises a particulate core and a metal sheath surrounding the particulate core, wherein chemical composition of the metal sheath and the chemical composition of the particulate core are selected so that the weld deposit composition produced by the welding electrode comprises ≤0.15 C, ≤6.0 Mn, ≤1.0 Si, ≤0.025 P, ≤0.020 S, 12.0-20.0 Cr, ≥55.0 Ni, 5.5-7.5 Mo, 1.2-1.8 Nb+Ta, ≤12 Fe, ≤0.3 Cu and 0.5-4.0 W.