용접 열영향부 초저온 인성이 우수한 오스테나이트계 강재 및 그 제조방법

• Main Authors: KANG SANG DEOK, CHOI JONG KYO, LEE SOON GI
• Format: Patent
• Language: Korean
• Published: 23.08.2024
• Subjects: 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

본 발명의 일 측면에 따르면, 용접 열영향부의 초저온 인성이 우수한 오스테나이트계 고망간 강재 및 그 제조방법이 제공될 수 있다. According to one aspect of the present invention, an austenitic high-manganese steel having excellent ultra-low temperature toughness in a weld heat-affected zone, and a manufacturing method therefor can be provided.