Ferritic stainless steel with improved impact toughness and manufacturing method thereof

개시된 발명은 충격인성이 향상된 페라이트계 스테인리스강 및 그 제조방법에 관한 것이다. 일 실시예에 따른 충격인성이 향상된 페라이트계 스테인리스강은, 중량%로, C: 0.005 내지 0.015%, N: 0.005 내지 0.015%, Si: 0.01 내지 0.6%, Mn: 0.2 내지 0.9%, Cr: 10.5 내지 13.0%, Ni: 0.6 내지 1.1%, Ti: 0.05 내지 0.3%, B: 0.0005 내지 0.007%, P: 0.04% 이하, S: 0.01% 이하, 나머지 Fe 및 불가피한 불순물을 포함하고, -20℃충격인성이...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	KONG JUNGHYUN, KANG HYUNG GU, JUNG ILCHAN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ALLOYS AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL 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 MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	개시된 발명은 충격인성이 향상된 페라이트계 스테인리스강 및 그 제조방법에 관한 것이다. 일 실시예에 따른 충격인성이 향상된 페라이트계 스테인리스강은, 중량%로, C: 0.005 내지 0.015%, N: 0.005 내지 0.015%, Si: 0.01 내지 0.6%, Mn: 0.2 내지 0.9%, Cr: 10.5 내지 13.0%, Ni: 0.6 내지 1.1%, Ti: 0.05 내지 0.3%, B: 0.0005 내지 0.007%, P: 0.04% 이하, S: 0.01% 이하, 나머지 Fe 및 불가피한 불순물을 포함하고, -20℃충격인성이 100J 이상일 수 있다. The disclosed invention relates to a ferritic stainless steel with an improved impact toughness, and a manufacturing method thereof. A ferritic stainless steel with an improved impact toughness according to one embodiment has, in weight%: C: 0.005% to 0.015%; N: 0.005% to 0.015%; Si: 0.01% to 0.60%; Mn: 0.2% to 0.9%; Cr: 10.5% to 13.0%; Ni: 0.6% to 1.1%; Ti: 0.05% to 0.30%; B: 0.0005% to 0.0070%; P: 0.04% or less; S: 0.01% or less; and the remaining Fe and inevitable impurities, wherein the ferritic stainless steel can have an impact toughness of over 100J at -20℃.