Novel iron-chromium based alloys for laser cladding

For providing laser cladded surfaces with low cracking risk in the laser cladded surface, whether macro or micro cracking, an iron-chromium based alloy is provided, consisting of by weight of total weight of alloy: Chromium (Cr) : 20.5 wt% - 28.0 wt%, Nickel (Ni) : up to 5.0 wt%, Silicon (Si) : 0.5...

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Bibliographische Detailangaben
Hauptverfasser:	MAROLI, BARBARA, MEMARPOUR, ARASHK, FRYKHOLM, ROBERT
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALLOYS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL FERROUS OR NON-FERROUS ALLOYS INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	For providing laser cladded surfaces with low cracking risk in the laser cladded surface, whether macro or micro cracking, an iron-chromium based alloy is provided, consisting of by weight of total weight of alloy: Chromium (Cr) : 20.5 wt% - 28.0 wt%, Nickel (Ni) : up to 5.0 wt%, Silicon (Si) : 0.5 wt% - 2.5 wt%, Boron (B) : 0.50 wt% - 1.5 wt%, Molybdenum (Mo) : 0.15 wt% - 2.0 wt%, Manganese (Mn) : 0.10 wt% - 0.90 wt%, Carbon (C) : 0.01 wt% - 0.20 wt%, Niobium (Nb) : up to 1.5 wt%, Copper (Cu) : up to 0.2 wt%, Cobalt (Co) : up to 1.0 wt%, the balance being iron (Fe) and unavoidable impurities not exceeding 0.3 wt%.