EP1980635A4 - Feuille d'acier convenant parfaitement a un decoupage fin et son procede de production - Google Patents

Feuille d'acier convenant parfaitement a un decoupage fin et son procede de production

Info

Publication number
EP1980635A4
EP1980635A4 EP07713798A EP07713798A EP1980635A4 EP 1980635 A4 EP1980635 A4 EP 1980635A4 EP 07713798 A EP07713798 A EP 07713798A EP 07713798 A EP07713798 A EP 07713798A EP 1980635 A4 EP1980635 A4 EP 1980635A4
Authority
EP
European Patent Office
Prior art keywords
producing
same
steel sheet
fine blanking
excellent suitability
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
EP07713798A
Other languages
German (de)
English (en)
Other versions
EP1980635B1 (fr
EP1980635A1 (fr
Inventor
Kazuhiro Seto
Takeshi Yokota
Nobuyuki Nakamura
Nobusuke Kariya
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38327552&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1980635(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP1980635A1 publication Critical patent/EP1980635A1/fr
Publication of EP1980635A4 publication Critical patent/EP1980635A4/fr
Application granted granted Critical
Publication of EP1980635B1 publication Critical patent/EP1980635B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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)
EP07713798A 2006-01-31 2007-01-29 Feuille d'acier convenant parfaitement a un decoupage fin et son procede de production Active EP1980635B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006023104 2006-01-31
PCT/JP2007/051835 WO2007088985A1 (fr) 2006-01-31 2007-01-29 Feuille d'acier convenant parfaitement a un decoupage fin et son procede de production

Publications (3)

Publication Number Publication Date
EP1980635A1 EP1980635A1 (fr) 2008-10-15
EP1980635A4 true EP1980635A4 (fr) 2010-12-01
EP1980635B1 EP1980635B1 (fr) 2012-01-11

Family

ID=38327552

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07713798A Active EP1980635B1 (fr) 2006-01-31 2007-01-29 Feuille d'acier convenant parfaitement a un decoupage fin et son procede de production

Country Status (5)

Country Link
US (1) US20090173415A1 (fr)
EP (1) EP1980635B1 (fr)
KR (1) KR101023633B1 (fr)
CN (1) CN101379208B (fr)
WO (1) WO2007088985A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4952236B2 (ja) * 2006-12-25 2012-06-13 Ｊｆｅスチール株式会社 高炭素熱延鋼板およびその製造方法
CN103084386B (zh) * 2011-10-31 2015-02-25 上海汇众汽车制造有限公司 优化热轧钢板表面质量的方法
JP6479538B2 (ja) * 2015-03-31 2019-03-06 株式会社神戸製鋼所 機械構造部品用鋼線
MX2017012858A (es) * 2015-04-10 2018-01-15 Nippon Steel & Sumitomo Metal Corp Lamina de acero con excelente maquinabilidad en frio durante la conformacion, y proceso para producir la misma.
US10837077B2 (en) 2015-05-26 2020-11-17 Nippon Steel Corporation Steel sheet and method for production thereof
CN107614726B (zh) * 2015-05-26 2020-02-07 日本制铁株式会社 钢板及其制造方法
JP6119923B1 (ja) * 2015-05-26 2017-04-26 新日鐵住金株式会社 鋼板及びその製造方法
JP6515332B2 (ja) * 2015-05-26 2019-05-22 日本製鉄株式会社 被切削性及び焼入れ焼戻し後の耐摩耗特性に優れる低炭素鋼板及びその製造方法
KR101997382B1 (ko) * 2015-06-17 2019-07-08 닛폰세이테츠 가부시키가이샤 강판 및 제조 방법
CN105624567B (zh) * 2016-01-13 2017-06-13 东北大学 一种纳米级球形渗碳体强化的铁素体钢板及其制备方法
JP6575733B1 (ja) * 2018-02-23 2019-09-18 Ｊｆｅスチール株式会社 高炭素冷延鋼板およびその製造方法
KR102348549B1 (ko) * 2019-12-20 2022-01-06 주식회사 포스코 가공성이 우수한 강재 및 그 제조방법
CN114058941A (zh) * 2020-07-31 2022-02-18 宝山钢铁股份有限公司 一种冷轧钢板及制造方法和汽车用冲裁件

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0347922A (ja) * 1989-07-13 1991-02-28 Nippon Steel Corp 炭化物が均一に分散した高炭素熱延鋼板の製造方法
JPH07224354A (ja) * 1994-02-09 1995-08-22 Nisshin Steel Co Ltd 精密打ち抜き用高強度鋼板
JP2000248330A (ja) * 1999-03-01 2000-09-12 Nisshin Steel Co Ltd 加工性，急速熱処理性及び急速熱処理後の疲労特性に優れた低合金鋼鋼板

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5550427A (en) * 1978-10-03 1980-04-12 Kawasaki Steel Corp Manufacture of hot rolled medium or high carbon steel strip suitable for use in precision punching
JPS58734B2 (ja) * 1978-11-14 1983-01-07 日新製鋼株式会社 精密打抜き加工用低合金鋼板（帯）の製造法
JP3801667B2 (ja) * 1995-04-27 2006-07-26 日新製鋼株式会社 精密打抜き用高強度鋼板の製造方法
JP4465057B2 (ja) * 1999-03-16 2010-05-19 日新製鋼株式会社 精密打抜き用高炭素鋼板
JP3752118B2 (ja) * 1999-08-31 2006-03-08 新日本製鐵株式会社 成形性に優れた高炭素鋼板
JP4471486B2 (ja) * 2000-11-17 2010-06-02 日新製鋼株式会社 深絞り性に優れた中・高炭素鋼板
US20050199322A1 (en) * 2004-03-10 2005-09-15 Jfe Steel Corporation High carbon hot-rolled steel sheet and method for manufacturing the same
JP4600196B2 (ja) * 2005-07-26 2010-12-15 Ｊｆｅスチール株式会社 加工性に優れた高炭素冷延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
JPH0347922A (ja) * 1989-07-13 1991-02-28 Nippon Steel Corp 炭化物が均一に分散した高炭素熱延鋼板の製造方法
JPH07224354A (ja) * 1994-02-09 1995-08-22 Nisshin Steel Co Ltd 精密打ち抜き用高強度鋼板
JP2000248330A (ja) * 1999-03-01 2000-09-12 Nisshin Steel Co Ltd 加工性，急速熱処理性及び急速熱処理後の疲労特性に優れた低合金鋼鋼板

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FUJITA TAKESHI ET AL: "High-Carbon Steel Sheets for Power Train Parts__Formable High-Carbon Steel Sheets Suitable for One-Piece Forming__", J F E TECHNICAL REPORT, J F E R & D CORP, JP, no. 4, 1 November 2004 (2004-11-01), pages 44 - 49, XP002562361, ISSN: 1348-0677, Retrieved from the Internet <URL:http://www.jfe-steel.co.jp/en/research/report/004/pdf/004-08pdf ORD - 2004-11-00> *
See also references of WO2007088985A1 *

Also Published As

Publication number Publication date
KR101023633B1 (ko) 2011-03-22
CN101379208A (zh) 2009-03-04
WO2007088985A1 (fr) 2007-08-09
KR20080077254A (ko) 2008-08-21
EP1980635B1 (fr) 2012-01-11
US20090173415A1 (en) 2009-07-09
EP1980635A1 (fr) 2008-10-15
CN101379208B (zh) 2012-06-20

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