FERRITIC STAINLESS STEEL HAVING EXCELLENT MAGNETIC PROPERTIES

To provide a ferritic stainless steel having excellent impact resistance and magnetic properties, and suitable as a contact member of a magnetic breaker.SOLUTION: A ferritic stainless steel is adopted that comprises, in mass%, C: 0.020% or less, Si: 1.00% or less, Mn: 1.00% or less, P: 0.035% or les...

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Hauptverfasser:	HATANO MASAHARU, IKEGAMI OSAMU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ALLOYS BASIC ELECTRIC ELEMENTS CHEMISTRY ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES FERROUS OR NON-FERROUS ALLOYS METALLURGY RELAYS SELECTORS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	To provide a ferritic stainless steel having excellent impact resistance and magnetic properties, and suitable as a contact member of a magnetic breaker.SOLUTION: A ferritic stainless steel is adopted that comprises, in mass%, C: 0.020% or less, Si: 1.00% or less, Mn: 1.00% or less, P: 0.035% or less, S: 0.0030% or less, Cr: 10.0-18.0%, N: 0.020% or less, Nb: 0.5% or less, Ti: 0.5% or less, Al: 0.10% or less, Sn: 0.001-0.5%, B: 0.005% or less with the balance being Fe and impurities, and has excellent magnetic properties.SELECTED DRAWING: Figure 1 【課題】耐衝撃性及び磁気特性に優れ、磁気遮断器の接点部材として好適なフェライト系ステンレス鋼を提供する。【解決手段】質量％で、Ｃ：０．０２０％以下、Ｓｉ：１．００％以下、Ｍｎ：１．００％以下、Ｐ：０．０３５％以下、Ｓ：０．００３０％以下、Ｃｒ：１０．０〜１８．０％、Ｎ：０．０２０％以下、Ｎｂ：０．５％以下、Ｔｉ：０．５％以下、Ａｌ：０．１０％以下、Ｓｎ：０．００１〜０．５％、Ｂ：０．００５％以下を含み、残部がＦｅおよび不純物からなることを特徴とする磁気特性に優れたフェライト系ステンレス鋼を採用する。【選択図】図１