JP2023502232A - 磁化特性が向上したフェライト系ステンレス鋼及びその製造方法 - Google Patents
磁化特性が向上したフェライト系ステンレス鋼及びその製造方法 Download PDFInfo
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- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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Abstract
Description
Claims (7)
- 重量%で、C:0.01%以下(0は除く)、N:0.003%以下(0は除く)、Cr:15~18%、Mn:0.3~1.0%、Si:0.2~0.3%、Al:0.005%以下(0は除く)、Ti:0.005%以下(0は除く)、残りは、Fe及び不可避な不純物からなり、下記式(1)を満たすことを特徴とする磁化特性が向上したフェライト系ステンレス鋼。
式(1):(Ti+Al+8*(C+N)/Mn)≦0.3
ここで、Ti、Al、C、N及びMnは、各元素の含量(重量%)を意味する。 - 窒化物または炭化物の分布が100個/mm2以下であることを特徴とする請求項1に記載の磁化特性が向上したフェライト系ステンレス鋼。
- {001}集合組織の強度が10.0以上であることを特徴とする請求項1に記載の磁化特性が向上したフェライト系ステンレス鋼。
- B50が0.5T以上であることを特徴とする請求項1に記載の磁化特性が向上したフェライト系ステンレス鋼。
- 重量%で、C:0.01%以下(0は除く)、N:0.003%以下(0は除く)、Cr:15~18%、Mn:0.3~1.0%、Si:0.2~0.3%、Al:0.005%以下(0は除く)、Ti:0.005%以下(0は除く)、残りは、Fe及び不可避な不純物からなり、下記式(1)を満たすスラブを熱間圧延する段階と、
前記熱間圧延された熱間圧延材を熱延焼鈍する段階と、
前記熱間圧延材を冷間圧延する段階と、を含むことを特徴とする磁化特性が向上したフェライト系ステンレス鋼の製造方法。
式(1):(Ti+Al+8*(C+N)/Mn)≦0.3
ここで、Ti、Al、C、N及びMnは、各元素の含量(重量%)を意味する。 - 冷間圧下率は、55~80%であることを特徴とする請求項5に記載の磁化特性が向上したフェライト系ステンレス鋼の製造方法。
- 前記熱延焼鈍温度範囲は、900~1,200℃であることを特徴とする請求項5に記載の磁化特性が向上したフェライト系ステンレス鋼の製造方法。
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KR1020190171695A KR102326044B1 (ko) | 2019-12-20 | 2019-12-20 | 자화특성이 향상된 페라이트계 스테인리스강 및 그 제조 방법 |
KR10-2019-0171695 | 2019-12-20 | ||
PCT/KR2020/016276 WO2021125580A1 (ko) | 2019-12-20 | 2020-11-18 | 자화특성이 향상된 페라이트계 스테인리스강 및 그 제조 방법 |
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JPH0770716A (ja) * | 1993-06-30 | 1995-03-14 | Aichi Steel Works Ltd | 冷鍛性、耐食性、溶接性に優れた軟磁性ステンレス鋼 |
JPH09263900A (ja) * | 1996-03-29 | 1997-10-07 | Kawasaki Steel Corp | 耐リジング性および加工性に優れたフェライト系ステンレス鋼板およびその製造方法 |
JPH1036950A (ja) * | 1996-07-25 | 1998-02-10 | Nisshin Steel Co Ltd | 高磁束密度を有する軟磁性ステンレス鋼 |
JP2000064000A (ja) * | 1998-08-20 | 2000-02-29 | Kawasaki Steel Corp | 軟磁性ステンレス鋼板およびその製造方法 |
KR20030003848A (ko) * | 2001-07-04 | 2003-01-14 | 주식회사 포스코 | 리징성이 우수한 페라이트계 스테인레스강의 제조방법 |
KR20030050695A (ko) * | 2001-12-19 | 2003-06-25 | 주식회사 포스코 | 리징성이 향상된 페라이트계 스테인레스강의 제조방법 |
JP2004002974A (ja) * | 2002-03-27 | 2004-01-08 | Nippon Steel Corp | フェライト系ステンレス鋼の鋳片及び鋼板ならびにそれらの製造方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4086508A (en) * | 1974-06-29 | 1978-04-25 | The Director National Research Institute For Metals | Can for use in canned motor |
JPH0578751A (ja) * | 1991-09-25 | 1993-03-30 | Kawasaki Steel Corp | フエライト系ステンレス鋼板の製造方法 |
JPH06158233A (ja) * | 1992-11-25 | 1994-06-07 | Nippon Steel Corp | 靱性の優れたフェライト系ステンレス鋼薄肉鋳片及びこの薄肉鋳片によるフェライト系ステンレス鋼帯の製造方法 |
JPH09209091A (ja) * | 1996-02-05 | 1997-08-12 | Hitachi Metals Ltd | フェライト系ステンレス鋼および義歯用磁性アタッチメント |
US5769974A (en) * | 1997-02-03 | 1998-06-23 | Crs Holdings, Inc. | Process for improving magnetic performance in a free-machining ferritic stainless steel |
JPH11279722A (ja) * | 1998-03-26 | 1999-10-12 | Hitachi Metals Ltd | フェライト系ステンレス鋼およびそれを用いた歯科用部品 |
JP3680829B2 (ja) * | 2001-10-31 | 2005-08-10 | Jfeスチール株式会社 | 深絞り性、耐二次加工脆性および耐食性に優れるフェライト系ステンレス鋼板及びその製造方法 |
JPWO2005112053A1 (ja) * | 2004-05-13 | 2008-03-27 | 信越化学工業株式会社 | 耐食性に優れた磁気回路およびボイスコイルモータもしくはアクチュエーター |
JP4682806B2 (ja) * | 2005-10-27 | 2011-05-11 | Jfeスチール株式会社 | プレス成形性に優れたフェライト系ステンレス冷延鋼板およびその製造方法 |
JP2009256791A (ja) * | 2008-03-24 | 2009-11-05 | Sanyo Special Steel Co Ltd | 耐食性に優れた二相系ステンレス鋼およびその製造方法 |
KR20120132691A (ko) * | 2010-04-29 | 2012-12-07 | 오또꿈뿌 오와이제이 | 높은 성형성을 구비하는 페라이트-오스테나이트계 스테인리스 강의 제조 및 사용 방법 |
JP5793283B2 (ja) * | 2010-08-06 | 2015-10-14 | 新日鐵住金ステンレス株式会社 | ブラックスポットの生成の少ないフェライト系ステンレス鋼 |
CN103608479B (zh) * | 2011-06-16 | 2016-09-07 | 新日铁住金不锈钢株式会社 | 抗皱性优良的铁素体系不锈钢板及其制造方法 |
JP5745345B2 (ja) * | 2011-06-16 | 2015-07-08 | 新日鐵住金ステンレス株式会社 | 熱間加工性と耐銹性に優れたフェライト系ステンレス鋼板及びその製造方法 |
CN104662187A (zh) * | 2012-09-25 | 2015-05-27 | 杰富意钢铁株式会社 | 铁素体系不锈钢 |
WO2016092714A1 (ja) * | 2014-12-11 | 2016-06-16 | Jfeスチール株式会社 | フェライト系ステンレス鋼およびその製造方法 |
KR101921595B1 (ko) * | 2016-12-13 | 2018-11-26 | 주식회사 포스코 | 리징성 및 표면품질이 우수한 페라이트계 스테인리스강 및 그 제조방법 |
CN106636909A (zh) * | 2017-01-13 | 2017-05-10 | 南京理工大学 | 一种耐腐蚀软磁铁素体不锈钢 |
JP6432701B2 (ja) * | 2017-04-25 | 2018-12-05 | Jfeスチール株式会社 | フェライト系ステンレス鋼板およびその製造方法 |
JP2019081916A (ja) * | 2017-10-27 | 2019-05-30 | Jfeスチール株式会社 | フェライト系ステンレス鋼板およびその製造方法 |
KR101842417B1 (ko) * | 2018-01-05 | 2018-03-26 | 포항공과대학교 산학협력단 | (100) 집합조직으로 구성된 전기강판 및 그의 제조방법 |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0770716A (ja) * | 1993-06-30 | 1995-03-14 | Aichi Steel Works Ltd | 冷鍛性、耐食性、溶接性に優れた軟磁性ステンレス鋼 |
JPH09263900A (ja) * | 1996-03-29 | 1997-10-07 | Kawasaki Steel Corp | 耐リジング性および加工性に優れたフェライト系ステンレス鋼板およびその製造方法 |
JPH1036950A (ja) * | 1996-07-25 | 1998-02-10 | Nisshin Steel Co Ltd | 高磁束密度を有する軟磁性ステンレス鋼 |
JP2000064000A (ja) * | 1998-08-20 | 2000-02-29 | Kawasaki Steel Corp | 軟磁性ステンレス鋼板およびその製造方法 |
KR20030003848A (ko) * | 2001-07-04 | 2003-01-14 | 주식회사 포스코 | 리징성이 우수한 페라이트계 스테인레스강의 제조방법 |
KR20030050695A (ko) * | 2001-12-19 | 2003-06-25 | 주식회사 포스코 | 리징성이 향상된 페라이트계 스테인레스강의 제조방법 |
JP2004002974A (ja) * | 2002-03-27 | 2004-01-08 | Nippon Steel Corp | フェライト系ステンレス鋼の鋳片及び鋼板ならびにそれらの製造方法 |
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US20220396849A1 (en) | 2022-12-15 |
WO2021125580A1 (ko) | 2021-06-24 |
EP4043605A4 (en) | 2023-04-12 |
CN114746569B (zh) | 2023-11-07 |
KR102326044B1 (ko) | 2021-11-15 |
EP4043605A1 (en) | 2022-08-17 |
CN114746569A (zh) | 2022-07-12 |
JP7465965B2 (ja) | 2024-04-11 |
KR20210079670A (ko) | 2021-06-30 |
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