EP2053140A4 - Feuilles d'acier très résistantes et procédés de production de celles-ci - Google Patents

Feuilles d'acier très résistantes et procédés de production de celles-ci

Info

Publication number
EP2053140A4
EP2053140A4 EP07790799A EP07790799A EP2053140A4 EP 2053140 A4 EP2053140 A4 EP 2053140A4 EP 07790799 A EP07790799 A EP 07790799A EP 07790799 A EP07790799 A EP 07790799A EP 2053140 A4 EP2053140 A4 EP 2053140A4
Authority
EP
European Patent Office
Prior art keywords
processes
production
same
steel sheets
strength steel
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
EP07790799A
Other languages
German (de)
English (en)
Other versions
EP2053140A1 (fr
EP2053140B1 (fr
Inventor
Kenji Saito
Tomokazu Masuda
Masaaki Miura
Yoichi Mukai
Shushi Ikeda
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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
Priority claimed from JP2007145987A external-priority patent/JP5234893B2/ja
Priority claimed from JP2007144466A external-priority patent/JP5201653B2/ja
Priority claimed from JP2007144705A external-priority patent/JP4291860B2/ja
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to EP11193479.0A priority Critical patent/EP2465962B1/fr
Priority to EP11193464.2A priority patent/EP2465961B1/fr
Publication of EP2053140A1 publication Critical patent/EP2053140A1/fr
Publication of EP2053140A4 publication Critical patent/EP2053140A4/fr
Application granted granted Critical
Publication of EP2053140B1 publication Critical patent/EP2053140B1/fr
Not-in-force 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • 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
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • 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
    • C21D2211/008—Martensite
EP07790799.6A 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et procédés de production de celles-ci Not-in-force EP2053140B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP11193479.0A EP2465962B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production
EP11193464.2A EP2465961B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2006194056 2006-07-14
JP2007145987A JP5234893B2 (ja) 2007-05-31 2007-05-31 伸びおよび伸びフランジ性に優れた高強度鋼板およびその製造方法
JP2007144466A JP5201653B2 (ja) 2007-05-31 2007-05-31 伸びおよび伸びフランジ性に優れた高強度鋼板およびその製造方法
JP2007144705A JP4291860B2 (ja) 2006-07-14 2007-05-31 高強度鋼板およびその製造方法
PCT/JP2007/064019 WO2008007785A1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et procédés de production de celles-ci

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP11193464.2 Division-Into 2011-12-14
EP11193479.0 Division-Into 2011-12-14

Publications (3)

Publication Number Publication Date
EP2053140A1 EP2053140A1 (fr) 2009-04-29
EP2053140A4 true EP2053140A4 (fr) 2011-06-29
EP2053140B1 EP2053140B1 (fr) 2013-12-04

Family

ID=38923340

Family Applications (3)

Application Number Title Priority Date Filing Date
EP11193464.2A Not-in-force EP2465961B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production
EP11193479.0A Not-in-force EP2465962B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production
EP07790799.6A Not-in-force EP2053140B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et procédés de production de celles-ci

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP11193464.2A Not-in-force EP2465961B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production
EP11193479.0A Not-in-force EP2465962B1 (fr) 2006-07-14 2007-07-13 Feuilles d'acier très résistantes et leurs procédés de production

Country Status (5)

Country Link
US (1) US20090277547A1 (fr)
EP (3) EP2465961B1 (fr)
KR (1) KR101082680B1 (fr)
CN (1) CN101460647B (fr)
WO (1) WO2008007785A1 (fr)

Families Citing this family (50)

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US8679265B2 (en) * 2007-11-22 2014-03-25 Kobe Steel, Ltd. High-strength cold-rolled steel sheet
KR101230742B1 (ko) 2008-03-07 2013-02-07 가부시키가이샤 고베 세이코쇼 냉간 압연 강판
WO2010109702A1 (fr) * 2009-03-27 2010-09-30 株式会社神戸製鋼所 Tôle d'acier laminée à froid
JP4712882B2 (ja) * 2008-07-11 2011-06-29 株式会社神戸製鋼所 耐水素脆化特性および加工性に優れた高強度冷延鋼板
JP4712838B2 (ja) * 2008-07-11 2011-06-29 株式会社神戸製鋼所 耐水素脆化特性および加工性に優れた高強度冷延鋼板
JP5418047B2 (ja) * 2008-09-10 2014-02-19 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
JP5365112B2 (ja) * 2008-09-10 2013-12-11 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
JP5637342B2 (ja) * 2008-09-18 2014-12-10 国立大学法人 岡山大学 ホットプレス加工を施した鋼板部材及びその製造方法
KR101091306B1 (ko) * 2008-12-26 2011-12-07 주식회사 포스코 원자로 격납 용기용 고강도 강판 및 그 제조방법
JP5565785B2 (ja) 2009-03-05 2014-08-06 株式会社デルタツーリング 構造材
US8460800B2 (en) * 2009-03-31 2013-06-11 Kobe Steel, Ltd. High-strength cold-rolled steel sheet excellent in bending workability
WO2010114131A1 (fr) * 2009-04-03 2010-10-07 株式会社神戸製鋼所 Tôle d'acier laminée à froid et son procédé de fabrication
JP6010730B2 (ja) 2009-05-29 2016-10-19 日産自動車株式会社 高延性ダイクエンチによる高強度成形品及びその製造方法
DE102010003997A1 (de) * 2010-01-04 2011-07-07 Benteler Automobiltechnik GmbH, 33102 Verwendung einer Stahllegierung
JP5327106B2 (ja) * 2010-03-09 2013-10-30 Ｊｆｅスチール株式会社 プレス部材およびその製造方法
JP5671359B2 (ja) 2010-03-24 2015-02-18 株式会社神戸製鋼所 温間加工性に優れた高強度鋼板
JP5662902B2 (ja) 2010-11-18 2015-02-04 株式会社神戸製鋼所 成形性に優れた高強度鋼板、温間加工方法、および温間加工された自動車部品
KR101253885B1 (ko) * 2010-12-27 2013-04-16 주식회사 포스코 연성이 우수한 성형 부재용 강판, 성형 부재 및 그 제조방법
EP2489748B1 (fr) * 2011-02-18 2017-12-13 ThyssenKrupp Steel Europe AG Produit plat en acier laminé à chaud fabriqué à partir d'un acier à phase complexe et son procédé de fabrication
JP5667472B2 (ja) 2011-03-02 2015-02-12 株式会社神戸製鋼所 室温および温間での深絞り性に優れた高強度鋼板およびその温間加工方法
EP2942416B1 (fr) * 2011-03-31 2017-06-07 Kabushiki Kaisha Kobe Seiko Sho Feuille d'acier à haute résistance avec une excellente aptitude au façonnage et son procédé de fabrication
EP2719786B1 (fr) * 2011-06-10 2016-09-14 Kabushiki Kaisha Kobe Seiko Sho Article moulé par pressage à chaud, procédé pour produire celui-ci, et tôle d'acier mince pour moulage à la presse à chaud
JP5636347B2 (ja) 2011-08-17 2014-12-03 株式会社神戸製鋼所 室温および温間での成形性に優れた高強度鋼板およびその温間成形方法
EP2792760B1 (fr) 2011-12-15 2018-05-30 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Tôle d'acier laminée à froid à haute résistance présentant de petites variations de résistance et de ductilité, et son procédé de production
US9115416B2 (en) * 2011-12-19 2015-08-25 Kobe Steel, Ltd. High-yield-ratio and high-strength steel sheet excellent in workability
DE102011057007B4 (de) * 2011-12-23 2013-09-26 Benteler Automobiltechnik Gmbh Verfahren zum Herstellen eines Kraftfahrzeugbauteils sowie Kraftfahrzeugbauteil
JP5860308B2 (ja) 2012-02-29 2016-02-16 株式会社神戸製鋼所 温間成形性に優れた高強度鋼板およびその製造方法
JP5632904B2 (ja) 2012-03-29 2014-11-26 株式会社神戸製鋼所 加工性に優れた高強度冷延鋼板の製造方法
JP5860343B2 (ja) 2012-05-29 2016-02-16 株式会社神戸製鋼所 強度および延性のばらつきの小さい高強度冷延鋼板およびその製造方法
EP3187614A1 (fr) 2012-05-31 2017-07-05 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Feuille d'acier haute résistance laminée à froid et son procédé de fabrication
KR101223242B1 (ko) * 2012-06-29 2013-01-17 삼부기술 주식회사 지형정보 변화에 따른 영상 이미지의 공간영상 도화 시스템
JP5906147B2 (ja) * 2012-06-29 2016-04-20 株式会社神戸製鋼所 母材靭性およびｈａｚ靱性に優れた高張力鋼板
JP5860354B2 (ja) 2012-07-12 2016-02-16 株式会社神戸製鋼所 降伏強度と成形性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
KR101223245B1 (ko) * 2012-09-12 2013-01-17 삼부기술 주식회사 영상이미지의 기준점 대비 도화하기 위한 대상 지형지물을 촬영하는 공간 영상도화 시스템
JP5609945B2 (ja) * 2012-10-18 2014-10-22 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
JP2015200012A (ja) * 2014-03-31 2015-11-12 株式会社神戸製鋼所 延性、伸びフランジ性、および溶接性に優れた高強度冷延鋼板、高強度溶融亜鉛めっき鋼板、および高強度合金化溶融亜鉛めっき鋼板
WO2015177582A1 (fr) 2014-05-20 2015-11-26 Arcelormittal Investigación Y Desarrollo Sl Tôle d'acier doublement recuite à hautes caractéristiques mécaniques de résistance et ductilité, procédé de fabrication et utilisation de telles tôles
US10199910B2 (en) * 2014-10-03 2019-02-05 Ford Global Technologies, Llc Motor core formed from a single steel source and having separately processed rotor and stator laminations
MX2017010910A (es) * 2015-02-27 2017-11-24 Jfe Steel Corp Lamina de acero laminada en frio de alta resistencia y metodo para fabricar la misma.
KR102046544B1 (ko) * 2015-04-15 2019-11-19 닛폰세이테츠 가부시키가이샤 열연강판 및 그 제조 방법
KR101725274B1 (ko) * 2015-10-16 2017-04-10 삼화스틸(주) 고강도 강판 및 그 제조방법
CN106119703B (zh) 2016-06-21 2018-01-30 宝山钢铁股份有限公司 一种980MPa级热轧双相钢及其制造方法
BR112019000306B1 (pt) * 2016-08-05 2023-02-14 Nippon Steel Corporation Chapa de aço e chapa de aço galvanizada
JP6296214B1 (ja) * 2016-08-10 2018-03-20 Ｊｆｅスチール株式会社 薄鋼板およびその製造方法
EP3473741B1 (fr) * 2016-08-30 2020-05-13 JFE Steel Corporation Tôle d'acier mince et procédé de production de cette dernière
KR101917472B1 (ko) * 2016-12-23 2018-11-09 주식회사 포스코 항복비가 낮고 균일연신율이 우수한 템퍼드 마르텐사이트 강 및 그 제조방법
KR102164074B1 (ko) * 2018-12-19 2020-10-13 주식회사 포스코 내마모성 및 고온 강도가 우수한 차량의 브레이크 디스크용 강재 및 그 제조방법
CN111363978B (zh) * 2018-12-26 2021-11-16 宝山钢铁股份有限公司 一种抗焊接软化的铁素体马氏体热轧双相钢及制造方法
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CN115369320B (zh) * 2022-08-10 2023-07-25 北京科技大学 一种海洋装备用高性能低密度薄板及其制备方法

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* Cited by examiner, † Cited by third party
Title
See also references of WO2008007785A1 *

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KR101082680B1 (ko) 2011-11-15
US20090277547A1 (en) 2009-11-12
EP2053140A1 (fr) 2009-04-29
KR20090018166A (ko) 2009-02-19
EP2465962B1 (fr) 2013-12-04
CN101460647A (zh) 2009-06-17
CN101460647B (zh) 2015-05-20
EP2465961A1 (fr) 2012-06-20
WO2008007785A1 (fr) 2008-01-17
EP2465961B1 (fr) 2013-12-04
EP2053140B1 (fr) 2013-12-04
EP2465962A1 (fr) 2012-06-20

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