EP3556888A4 - Ferritischer edelstahl mit hervorragender ridging-eigenschaft und oberflächengüte und herstellungsverfahren dafür - Google Patents

Ferritischer edelstahl mit hervorragender ridging-eigenschaft und oberflächengüte und herstellungsverfahren dafür Download PDF

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Publication number
EP3556888A4
EP3556888A4 EP17881883.7A EP17881883A EP3556888A4 EP 3556888 A4 EP3556888 A4 EP 3556888A4 EP 17881883 A EP17881883 A EP 17881883A EP 3556888 A4 EP3556888 A4 EP 3556888A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
stainless steel
surface quality
method therefor
ferritic stainless
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP17881883.7A
Other languages
English (en)
French (fr)
Other versions
EP3556888A1 (de
Inventor
Soo Ho Park
Kye Man Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3556888A4 publication Critical patent/EP3556888A4/de
Publication of EP3556888A1 publication Critical patent/EP3556888A1/de
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0405—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing of ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0268—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment between cold rolling steps
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436—Cold rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)
EP17881883.7A 2016-12-13 2017-07-04 Ferritischer edelstahl mit hervorragender ridging-eigenschaft und oberflächengüte und herstellungsverfahren dafür Pending EP3556888A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160169696A KR101921595B1 (ko) 2016-12-13 2016-12-13 리징성 및 표면품질이 우수한 페라이트계 스테인리스강 및 그 제조방법
PCT/KR2017/007099 WO2018110785A1 (ko) 2016-12-13 2017-07-04 리징성 및 표면품질이 우수한 페라이트계 스테인리스강 및 그 제조방법

Publications (2)

Publication Number Publication Date
EP3556888A4 true EP3556888A4 (de) 2019-10-23
EP3556888A1 EP3556888A1 (de) 2019-10-23

Family

ID=62558783

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17881883.7A Pending EP3556888A1 (de) 2016-12-13 2017-07-04 Ferritischer edelstahl mit hervorragender ridging-eigenschaft und oberflächengüte und herstellungsverfahren dafür

Country Status (6)

Country Link
US (1) US20190316237A1 (de)
EP (1) EP3556888A1 (de)
JP (1) JP7116064B2 (de)
KR (1) KR101921595B1 (de)
CN (1) CN110073022B (de)
WO (1) WO2018110785A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102326044B1 (ko) * 2019-12-20 2021-11-15 주식회사 포스코 자화특성이 향상된 페라이트계 스테인리스강 및 그 제조 방법
KR20230015982A (ko) * 2020-10-23 2023-01-31 닛테츠 스테인레스 가부시키가이샤 페라이트계 스테인리스강 및 페라이트계 스테인리스강의 제조 방법
CN115055918B (zh) * 2022-06-17 2023-09-19 首钢智新迁安电磁材料有限公司 一种无取向硅钢的连轧方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394188A (en) * 1980-08-09 1983-07-19 Nippon Steel Corporation Process for producing ferrite stainless steel sheets having excellent workability
JPH1046293A (ja) * 1996-07-26 1998-02-17 Nippon Steel Corp 延性とリジング性の優れたフェライト系ステンレス鋼板
KR20030050695A (ko) * 2001-12-19 2003-06-25 주식회사 포스코 리징성이 향상된 페라이트계 스테인레스강의 제조방법
US20050241737A1 (en) * 2002-09-03 2005-11-03 Takumi Ujiro Cr steel for structural use and method for producing the same
KR20080061863A (ko) * 2006-12-28 2008-07-03 주식회사 포스코 리징 특성이 개선된 페라이트계 스테인리스강 제조방법
US20100269887A1 (en) * 2007-08-31 2010-10-28 Arcelormittal-Stainless And Nickel Alloys Crystallographically textured metal substrate, crystallographically textured device, cell and photovoltaic module including such device and thin layer deposition method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770235A (en) * 1980-10-20 1982-04-30 Nippon Steel Corp Manufacture of ferritic stainless thin steel plate excellent in working property
JPH06271943A (ja) * 1993-03-23 1994-09-27 Kawasaki Steel Corp 成形性および耐リジング性に優れ、しかも異方性の小さいフェライト系ステンレス鋼板の製造方法
JP3128487B2 (ja) * 1995-10-04 2001-01-29 新日本製鐵株式会社 リジング特性の良好なフェライト系ステンレス鋼板の製造方法
JPH09217124A (ja) * 1996-02-15 1997-08-19 Nippon Steel Corp 耐ローピング性に優れるフェライト系ステンレス鋼板の製造方法
US6413332B1 (en) * 1999-09-09 2002-07-02 Kawasaki Steel Corporation Method of producing ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging properties
JP4744033B2 (ja) * 2001-08-31 2011-08-10 日新製鋼株式会社 加工性に優れるフェライト系ステンレス鋼板の製造方法
JP4721917B2 (ja) 2005-01-24 2011-07-13 新日鐵住金ステンレス株式会社 成形時の面内異方性が小さく耐リジング性及び耐肌荒れ性に優れた低炭素低窒素フェライト系ステンレス鋼薄板及びその製造方法
JP4721916B2 (ja) 2005-01-24 2011-07-13 新日鐵住金ステンレス株式会社 成形時の面内異方性が小さく耐リジング性及び耐肌荒れ性に優れたフェライト系ステンレス鋼薄板及びその製造方法
CN102796960A (zh) * 2011-05-25 2012-11-28 宝山钢铁股份有限公司 一种具有优良塑性和表面质量的铁素体不锈钢及其制造方法
KR101423823B1 (ko) * 2012-06-28 2014-07-25 주식회사 포스코 내식성 및 내리징성이 향상된 저크롬 페라이트계 스테인리스강
KR101522077B1 (ko) 2012-12-20 2015-05-20 주식회사 포스코 내리징성이 우수한 페라이트계 스테인리스강 제조 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394188A (en) * 1980-08-09 1983-07-19 Nippon Steel Corporation Process for producing ferrite stainless steel sheets having excellent workability
JPH1046293A (ja) * 1996-07-26 1998-02-17 Nippon Steel Corp 延性とリジング性の優れたフェライト系ステンレス鋼板
KR20030050695A (ko) * 2001-12-19 2003-06-25 주식회사 포스코 리징성이 향상된 페라이트계 스테인레스강의 제조방법
US20050241737A1 (en) * 2002-09-03 2005-11-03 Takumi Ujiro Cr steel for structural use and method for producing the same
KR20080061863A (ko) * 2006-12-28 2008-07-03 주식회사 포스코 리징 특성이 개선된 페라이트계 스테인리스강 제조방법
US20100269887A1 (en) * 2007-08-31 2010-10-28 Arcelormittal-Stainless And Nickel Alloys Crystallographically textured metal substrate, crystallographically textured device, cell and photovoltaic module including such device and thin layer deposition method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018110785A1 *

Also Published As

Publication number Publication date
WO2018110785A1 (ko) 2018-06-21
KR20180068089A (ko) 2018-06-21
CN110073022A (zh) 2019-07-30
US20190316237A1 (en) 2019-10-17
KR101921595B1 (ko) 2018-11-26
JP7116064B2 (ja) 2022-08-09
JP2020510135A (ja) 2020-04-02
CN110073022B (zh) 2021-06-29
EP3556888A1 (de) 2019-10-23

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