HIGH-Mn STEEL MATERIAL AND MANUFACTURING METHOD THEREFOR

PROBLEM TO BE SOLVED: To provide a high-Mn steel material superior in characteristics not only of low-temperature toughness and weldability but also of a coefficient of thermal expansion, permeability and heat conductivity. SOLUTION: The high-Mn steel material has a chemical composition comprising,...

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Bibliographische Detailangaben
1. Verfasser:	OKAGUCHI HIDEJI
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS FERROUS OR NON-FERROUS ALLOYS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS PUNCHING METAL ROLLING OF METAL TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a high-Mn steel material superior in characteristics not only of low-temperature toughness and weldability but also of a coefficient of thermal expansion, permeability and heat conductivity. SOLUTION: The high-Mn steel material has a chemical composition comprising, by mass%, 0.01-0.25% C, 0.01-0.5% Si, 15% to 40% Mn, 0.5% to