AUSTENITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

Provided is an austenitic stainless steel sheet which contains, in terms of mass %, 0.03-0.20% of C+N, 0.1-1.5% of Si, 0.10-1.5% of Mn, 15.0-22.0% of Cr, 4.5-10.0% of Ni, 0.10-2.0% of Cu, 0.1-2.0% of Mo and 0.02-0.50% of Nb, with the remainder being Fe and impurities, which has an average crystal gr...

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Bibliographische Detailangaben
Hauptverfasser:	SAWADA, MASAYOSHI, KURITA, ATSUSHI, FUJISAWA, KAZUYOSHI, KITA, HAYATO, SHIBUYA, MASAYUKI
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS CHEMISTRY FERROUS OR NON-FERROUS ALLOYS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	Provided is an austenitic stainless steel sheet which contains, in terms of mass %, 0.03-0.20% of C+N, 0.1-1.5% of Si, 0.10-1.5% of Mn, 15.0-22.0% of Cr, 4.5-10.0% of Ni, 0.10-2.0% of Cu, 0.1-2.0% of Mo and 0.02-0.50% of Nb, with the remainder being Fe and impurities, which has an average crystal grain diameter of 5.0 μm or less, an unrecrystallized part residual rate of 3.0% or less and an average crystal grain aspect ratio of 1.2 or less, and which is suitable for precision processing such as etching or laser processing.