FERRITIC STAINLESS STEEL SHEET AND METHOD FOR PRODUCING THE SAME

To provide a ferritic stainless steel sheet that achieves excellent oxidation resistance and thermal fatigue resistance and, at the same time, achieves excellent thick deep drawability.SOLUTION: A ferritic stainless steel sheet has a predetermined composition, particularly the composition containing...

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Bibliographische Detailangaben
1. Verfasser:	NAKAMURA TETSUYUKI
Format:	Patent
Sprache:	eng ; jpn
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:	To provide a ferritic stainless steel sheet that achieves excellent oxidation resistance and thermal fatigue resistance and, at the same time, achieves excellent thick deep drawability.SOLUTION: A ferritic stainless steel sheet has a predetermined composition, particularly the composition containing proper amounts of Nb, Mo, Al and Co concurrently in addition to Cr, in which the area ratio of {111}-oriented grains is 20% or more.SELECTED DRAWING: None 【課題】優れた耐酸化性および耐熱疲労特性と同時に、優れた厚肉深絞り性を実現したフェライト系ステンレス鋼板を提供する。【解決手段】所定の成分組成、特には、Ｃｒに加え、Ｎｂ、Ｍｏ、ＡｌおよびＣｏを同時に適正量含有させた成分組成とし、かつ、｛１１１｝方位粒の面積率を２０％以上とする。【選択図】なし