HIGH-STRENGTH STEEL MATERIAL HAVING OUTSTANDING ULTRA-LOW-TEMPERATURE TOUGHNESS AND A PRODUCTION METHOD THEREFOR

The present invention relates to a steel material containing manganese and nickel which is used as a structural material for ultra-low-temperature storage containers for LNG (Liquefied Natural Gas) or the like, and relates to a production method therefor. More specifically, the object of the present...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHOI, JONG-KYO, JANG, WOO-KIL, NOH, HEE-GOON, CHO, HYUN-KWAN, UM, KYUNG-KEUN
Format:	Patent
Sprache:	eng ; fre ; kor
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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