STAINLESS STEEL PLATE

PROBLEM TO BE SOLVED: To provide a stainless steel plate that can prevent the occurrence of cracking at its end face in the production process, such as a rolling step.SOLUTION: A stainless steel plate has a chemical composition comprising, in mass%, Cr: 16.0-35.0%, and B: 0.5-1.0%. The steel plate i...

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Bibliographic Details
Main Author TARUYA YOSHIO
Format Patent
LanguageEnglish
Japanese
Published 17.05.2018
Subjects
ALLOYS
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Summary:PROBLEM TO BE SOLVED: To provide a stainless steel plate that can prevent the occurrence of cracking at its end face in the production process, such as a rolling step.SOLUTION: A stainless steel plate has a chemical composition comprising, in mass%, Cr: 16.0-35.0%, and B: 0.5-1.0%. The steel plate includes MB deposits. The outermost surface layer of the end face of the steel plate at least partially has a layer having an island-like dispersion phase composed of a eutectic solidified structure comprising MB deposits.SELECTED DRAWING: Figure 2 【課題】圧延時等の製造過程において端面での割れの発生を防止することが可能なステンレス鋼板を提供する。【解決手段】鋼板の化学組成が、質量％で、Ｃｒ：１６．０〜３５．０％、および、Ｂ：０．５〜１．０％を含有し、前記鋼板中に、Ｍ２Ｂ型析出物を有し、前記鋼板が有する端面の少なくとも一部の最表層に、Ｍ２Ｂ型析出物を含む共晶凝固組織からなる島状分散相を有する層を備える、ステンレス鋼板。【選択図】 図２
Bibliography:Application Number: JP20160218362