EP2169083A4 - Verfahren zur herstellung eines hochfesten kaltgewalzten stahlblechs mit niedriger streckfestigkeit und geringerer materialqualitätsschwankung - Google Patents

Verfahren zur herstellung eines hochfesten kaltgewalzten stahlblechs mit niedriger streckfestigkeit und geringerer materialqualitätsschwankung

Info

Publication number
EP2169083A4
EP2169083A4 EP08778224.9A EP08778224A EP2169083A4 EP 2169083 A4 EP2169083 A4 EP 2169083A4 EP 08778224 A EP08778224 A EP 08778224A EP 2169083 A4 EP2169083 A4 EP 2169083A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
rolled steel
cold rolled
strength
producing high
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.)
Granted
Application number
EP08778224.9A
Other languages
English (en)
French (fr)
Other versions
EP2169083A1 (de
EP2169083B1 (de
Inventor
Yoshihiko Ono
Hideyuki Kimura
Kaneharu Okuda
Takeshi Fujita
Michitaka Sakurai
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2169083A1 publication Critical patent/EP2169083A1/de
Publication of EP2169083A4 publication Critical patent/EP2169083A4/de
Application granted granted Critical
Publication of EP2169083B1 publication Critical patent/EP2169083B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • C21D8/0247—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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/185—Hardening; Quenching with or without subsequent tempering from an intercritical temperature
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of 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
    • C21D8/0221—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
    • 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
    • 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
    • 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
    • C22C38/02—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
    • C21D2211/004—Dispersions; Precipitations

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)
EP08778224.9A 2007-07-11 2008-07-10 Verfahren zur herstellung eines hochfesten kaltgewalzten stahlblechs mit niedriger streckfestigkeit und geringerer materialqualitätsschwankung Active EP2169083B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007181947 2007-07-11
PCT/JP2008/062873 WO2009008548A1 (ja) 2007-07-11 2008-07-10 降伏強度が低く、材質変動の小さい高強度冷延鋼板の製造方法

Publications (3)

Publication Number Publication Date
EP2169083A1 EP2169083A1 (de) 2010-03-31
EP2169083A4 true EP2169083A4 (de) 2015-05-20
EP2169083B1 EP2169083B1 (de) 2018-03-14

Family

ID=40228711

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08778224.9A Active EP2169083B1 (de) 2007-07-11 2008-07-10 Verfahren zur herstellung eines hochfesten kaltgewalzten stahlblechs mit niedriger streckfestigkeit und geringerer materialqualitätsschwankung

Country Status (7)

Country Link
US (1) US20100326572A1 (de)
EP (1) EP2169083B1 (de)
JP (1) JP5272548B2 (de)
KR (1) KR101164471B1 (de)
CN (1) CN101688265B (de)
CA (1) CA2693787C (de)
WO (1) WO2009008548A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4623233B2 (ja) 2009-02-02 2011-02-02 Ｊｆｅスチール株式会社 高強度溶融亜鉛めっき鋼板およびその製造方法
JP4811528B2 (ja) 2009-07-28 2011-11-09 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法
PL2500445T3 (pl) * 2009-11-09 2020-08-10 Nippon Steel Corporation Blacha stalowa cienka o dużej wytrzymałości mająca doskonałą obrabialność i utwardzalność farby przy wypalaniu oraz sposób wytwarzania blachy stalowej cienkiej o dużej wytrzymałości
JP5703632B2 (ja) * 2010-08-31 2015-04-22 Ｊｆｅスチール株式会社 温間プレス成形用素材及びパネル用部材の製造方法
CN102409252A (zh) * 2010-09-21 2012-04-11 鞍钢股份有限公司 一种超高强度冷轧钢板及其制造方法
CN102011056A (zh) * 2010-09-30 2011-04-13 广州珠江钢铁有限责任公司 一种屈服强度550MPa级高强度冷轧钢板及其制备方法
CN103469089B (zh) * 2013-09-11 2016-01-27 马鞍山市安工大工业技术研究院有限公司 一种饼形晶粒深冲双相钢板及其制备方法
KR101795918B1 (ko) 2015-07-24 2017-11-10 주식회사 포스코 내시효성 및 소부경화성이 우수한 용융아연도금강판, 합금화 용융아연도금강판 및 그 제조방법
WO2020121034A1 (en) * 2018-12-13 2020-06-18 Arcelormittal Steels for laser cutting
KR102326110B1 (ko) * 2019-12-20 2021-11-16 주식회사 포스코 소부경화성 및 상온내시효성이 우수한 냉연강판 및 도금강판, 그리고 이들의 제조방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1195447A1 (de) * 2000-04-07 2002-04-10 Kawasaki Steel Corporation Warm-, kaltgewalzte und schmelz-galvanisierte stahlplatte mit exzellentem reckalterungsverhalten
EP1731627A1 (de) * 2004-03-31 2006-12-13 JFE Steel Corporation Hochsteifes hochfestes dünnes stahlblech und herstellungsverfahren dafür
WO2007004322A1 (ja) * 2005-07-04 2007-01-11 Sumitomo Metal Industries, Ltd. 高張力冷延鋼板、高張力めっき鋼板およびそれらの製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122821A (en) 1979-03-15 1980-09-20 Kawasaki Steel Corp Manufacture of alloyed zinc-plated high tensile steel sheet with high workability
JPS5929089B2 (ja) * 1979-07-31 1984-07-18 住友金属工業株式会社 加工性の良好な高強度冷延鋼板の製造方法
JPH03277743A (ja) * 1990-03-27 1991-12-09 Kawasaki Steel Corp 超高張力冷延鋼板およびその製造法
EP1669472B1 (de) * 1998-12-07 2008-02-27 JFE Steel Corporation Hochfestes, kaltgewalztes Stahlblech und Verfahren zu dessen Herstellung
JP4525383B2 (ja) 2005-02-25 2010-08-18 Ｊｆｅスチール株式会社 焼付硬化特性に優れる低降伏比高強度鋼板およびその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1195447A1 (de) * 2000-04-07 2002-04-10 Kawasaki Steel Corporation Warm-, kaltgewalzte und schmelz-galvanisierte stahlplatte mit exzellentem reckalterungsverhalten
EP1731627A1 (de) * 2004-03-31 2006-12-13 JFE Steel Corporation Hochsteifes hochfestes dünnes stahlblech und herstellungsverfahren dafür
WO2007004322A1 (ja) * 2005-07-04 2007-01-11 Sumitomo Metal Industries, Ltd. 高張力冷延鋼板、高張力めっき鋼板およびそれらの製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009008548A1 *

Also Published As

Publication number Publication date
JP2009035816A (ja) 2009-02-19
EP2169083A1 (de) 2010-03-31
KR101164471B1 (ko) 2012-07-18
US20100326572A1 (en) 2010-12-30
CN101688265B (zh) 2011-06-22
JP5272548B2 (ja) 2013-08-28
CA2693787C (en) 2012-02-07
KR20100027209A (ko) 2010-03-10
EP2169083B1 (de) 2018-03-14
WO2009008548A1 (ja) 2009-01-15
CN101688265A (zh) 2010-03-31
CA2693787A1 (en) 2009-01-15

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