HIGH STRENGTH STEEL SHEET HAVING EXCELLENT WORKABILITY, AND METHOD FOR MANUFACTURING SAME

The present invention relates to: a steel sheet which can be used for automobile parts and the like, and which has an excellent balance of strength and ductility, an excellent balance of strength and hole expansibility, and an excellent yield ratio evaluation index; and a method for manufacturing th...

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Bibliographische Detailangaben
Hauptverfasser:	JUNG, Ki-Taek, LEE, Jae-Hoon
Format:	Patent
Sprache:	eng ; fre ; ger
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:	The present invention relates to: a steel sheet which can be used for automobile parts and the like, and which has an excellent balance of strength and ductility, an excellent balance of strength and hole expansibility, and an excellent yield ratio evaluation index; and a method for manufacturing the steel sheet.