EP0952235A4 - Hochfeste stahlplatte mit hoher dynamischen verformungsbeständigkeit und verfahren zur herstellung derselben - Google Patents

Hochfeste stahlplatte mit hoher dynamischen verformungsbeständigkeit und verfahren zur herstellung derselben

Info

Publication number
EP0952235A4
EP0952235A4 EP97913471A EP97913471A EP0952235A4 EP 0952235 A4 EP0952235 A4 EP 0952235A4 EP 97913471 A EP97913471 A EP 97913471A EP 97913471 A EP97913471 A EP 97913471A EP 0952235 A4 EP0952235 A4 EP 0952235A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
steel plate
same
strength steel
deformation resistance
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
EP97913471A
Other languages
English (en)
French (fr)
Other versions
EP0952235B1 (de
EP0952235B2 (de
EP0952235A1 (de
Inventor
Osamu Kawano
Yuzo Takahashi
Junichi Wakita
Hidesato Mabuchi
Manabu Takahashi
Akihiro Uenishi
Riki Okamoto
Yukihisa Kuriyama
Yasuharu Sakuma
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.)
Nippon Steel Corp
Original Assignee
Nippon 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=27521028&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0952235(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP33138096A external-priority patent/JPH10158735A/ja
Priority claimed from JP22300597A external-priority patent/JPH1161326A/ja
Priority claimed from JP25883497A external-priority patent/JP3530353B2/ja
Priority claimed from JP25888797A external-priority patent/JP3530355B2/ja
Priority to EP10181458A priority Critical patent/EP2314730B1/de
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP0952235A1 publication Critical patent/EP0952235A1/de
Publication of EP0952235A4 publication Critical patent/EP0952235A4/de
Publication of EP0952235B1 publication Critical patent/EP0952235B1/de
Publication of EP0952235B2 publication Critical patent/EP0952235B2/de
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/002—Bainite
    • 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
    • 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
    • C21D8/0273—Final recrystallisation annealing

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)
EP97913471.5A 1996-11-28 1997-11-28 Verfahren zur herstellung von hochfesten stähle mit erhöchten eigenschaften zur absorption von aufprallenergie Expired - Lifetime EP0952235B2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10181458A EP2314730B1 (de) 1996-11-28 1997-11-28 Hochfester Stahl mit hohen Stoßenergieaufnahmeeigenschaften.

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP33138096A JPH10158735A (ja) 1996-11-28 1996-11-28 耐衝突安全性及び成形性に優れた自動車用熱延高強度薄鋼板とその製造方法
JP33138096 1996-11-28
JP2829697 1997-01-29
JP2829697 1997-01-29
JP22300597A JPH1161326A (ja) 1997-08-06 1997-08-06 耐衝突安全性及び成形性に優れた自動車用高強度鋼板とその製造方法
JP22300597 1997-08-06
JP25883497 1997-09-24
JP25888797A JP3530355B2 (ja) 1997-09-24 1997-09-24 高い動的変形抵抗を有する衝突時衝撃吸収用高強度熱延鋼板とその製造方法
JP25888797 1997-09-24
JP25883497A JP3530353B2 (ja) 1997-09-24 1997-09-24 高い動的変形抵抗を有する衝突時衝撃吸収用高強度冷延鋼板とその製造方法
PCT/JP1997/004359 WO1998023785A1 (fr) 1996-11-28 1997-11-28 Plaque d'acier a haute resistance mecanique dotee d'une forte resistance a la deformation dynamique et procede de fabrication correspondant

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP10181458A Division-Into EP2314730B1 (de) 1996-11-28 1997-11-28 Hochfester Stahl mit hohen Stoßenergieaufnahmeeigenschaften.
EP10181458.0 Division-Into 2010-09-28

Publications (4)

Publication Number Publication Date
EP0952235A1 EP0952235A1 (de) 1999-10-27
EP0952235A4 true EP0952235A4 (de) 2003-05-21
EP0952235B1 EP0952235B1 (de) 2011-10-12
EP0952235B2 EP0952235B2 (de) 2015-09-30

Family

ID=27521028

Family Applications (2)

Application Number Title Priority Date Filing Date
EP97913471.5A Expired - Lifetime EP0952235B2 (de) 1996-11-28 1997-11-28 Verfahren zur herstellung von hochfesten stähle mit erhöchten eigenschaften zur absorption von aufprallenergie
EP10181458A Expired - Lifetime EP2314730B1 (de) 1996-11-28 1997-11-28 Hochfester Stahl mit hohen Stoßenergieaufnahmeeigenschaften.

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP10181458A Expired - Lifetime EP2314730B1 (de) 1996-11-28 1997-11-28 Hochfester Stahl mit hohen Stoßenergieaufnahmeeigenschaften.

Country Status (7)

Country Link
EP (2) EP0952235B2 (de)
KR (1) KR100318213B1 (de)
CN (1) CN1078623C (de)
AU (1) AU711873B2 (de)
CA (1) CA2273334C (de)
TW (1) TW384313B (de)
WO (1) WO1998023785A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6544354B1 (en) * 1997-01-29 2003-04-08 Nippon Steel Corporation High-strength steel sheet highly resistant to dynamic deformation and excellent in workability and process for the production thereof
JP3039862B1 (ja) * 1998-11-10 2000-05-08 川崎製鉄株式会社 超微細粒を有する加工用熱延鋼板
JP4369545B2 (ja) 1998-11-30 2009-11-25 新日本製鐵株式会社 ひずみ速度依存性に優れたフェライト系薄鋼板およびそれを用いた自動車
JP4524850B2 (ja) * 2000-04-27 2010-08-18 Ｊｆｅスチール株式会社 延性および歪時効硬化特性に優れた高張力冷延鋼板および高張力冷延鋼板の製造方法
FR2830260B1 (fr) * 2001-10-03 2007-02-23 Kobe Steel Ltd Tole d'acier a double phase a excellente formabilite de bords par etirage et procede de fabrication de celle-ci
JP3840436B2 (ja) 2002-07-12 2006-11-01 株式会社神戸製鋼所 加工性に優れた高強度鋼板
JP3764411B2 (ja) 2002-08-20 2006-04-05 株式会社神戸製鋼所 焼付硬化性に優れた複合組織鋼板
EP1398390B1 (de) * 2002-09-11 2006-01-18 ThyssenKrupp Steel AG Ferritisch/martensitischer Stahl mit hoher Festigkeit und sehr feinem Gefüge
DE102004025717B9 (de) * 2004-05-26 2011-05-26 Voestalpine Stahl Gmbh Höherfester Multiphasenstahl mit verbesserten Eigenschaften
JP4555694B2 (ja) * 2005-01-18 2010-10-06 新日本製鐵株式会社 加工性に優れる焼付け硬化型熱延鋼板およびその製造方法
DE102005003551B4 (de) * 2005-01-26 2015-01-22 Volkswagen Ag Verfahren zur Warmumformung und Härtung eines Stahlblechs
JP4716359B2 (ja) * 2005-03-30 2011-07-06 株式会社神戸製鋼所 均一伸びに優れた高強度冷延鋼板およびその製造方法
JP5165236B2 (ja) * 2006-12-27 2013-03-21 新日鐵住金ステンレス株式会社 衝撃吸収特性に優れた構造部材用ステンレス鋼板
BR112012024642B1 (pt) * 2010-03-29 2018-02-06 Arcelormittal Investigación Y Desarollo Sl Produto de aço com maior resistência a corrosão atmosférica em ambiente salino e uso de um produto de aço
WO2011135700A1 (ja) * 2010-04-28 2011-11-03 住友金属工業株式会社 動的強度に優れた複相熱延鋼板およびその製造方法
CN103249847B (zh) * 2010-11-10 2015-06-10 Posco公司 制造抗拉强度等级为590MPa、可加工性优异且力学性能偏差小的高强度冷轧/热轧TRIP钢的方法
TWI450975B (zh) * 2011-04-11 2014-09-01 China Steel Corp 柱狀化或球狀化鋼材波來鐵組織中雪明碳鐵之製程
JP5856002B2 (ja) * 2011-05-12 2016-02-09 Ｊｆｅスチール株式会社 衝突エネルギー吸収能に優れた自動車用衝突エネルギー吸収部材およびその製造方法
CN102286696B (zh) * 2011-09-02 2013-01-02 北京科技大学 一种高塑性应变比的超深冲双相钢的制备方法
EP2918868A4 (de) * 2012-11-08 2016-07-13 Jfe Steel Corp Stossdämpfendes element
KR20150119363A (ko) * 2013-04-15 2015-10-23 제이에프이 스틸 가부시키가이샤 고강도 열연 강판 및 그 제조 방법
CN103481847B (zh) * 2013-09-26 2015-09-30 无锡阳工机械制造有限公司 一种用于汽车防撞梁的复合材料
CN104789894A (zh) * 2015-04-04 2015-07-22 王文姣 一种高强度汽车保险杠的热处理方法及该高强度汽车保险杠
EP3390040B2 (de) † 2015-12-15 2023-08-30 Tata Steel IJmuiden B.V. Hochfester feuerverzinkter bandstahl
CN105568145B (zh) * 2015-12-24 2017-07-18 北京科技大学 一种具有耐腐蚀性能的汽车用冷轧超高强双相钢板及其制备方法
CN108179364B (zh) * 2017-12-28 2019-05-31 钢铁研究总院 一种具有高碰撞吸收能的合金结构钢及其制备方法
KR102164078B1 (ko) * 2018-12-18 2020-10-13 주식회사 포스코 성형성이 우수한 고강도 열연강판 및 그 제조방법
KR20220058939A (ko) * 2019-10-11 2022-05-10 제이에프이 스틸 가부시키가이샤 고강도 강판 및 충격 흡수 부재 그리고 고강도 강판의 제조 방법
CN114585758B (zh) * 2019-10-11 2023-03-24 杰富意钢铁株式会社 高强度钢板和碰撞吸收构件以及高强度钢板的制造方法
CN112795833B (zh) * 2020-11-19 2021-12-28 唐山钢铁集团有限责任公司 1300MPa级中镍双相钢连铸坯的生产方法
CN117548603A (zh) * 2023-10-26 2024-02-13 武汉理工大学 一种基于铝合金成分的高性能锻造工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295500A1 (de) * 1987-06-03 1988-12-21 Nippon Steel Corporation Warmgewalztes hochfestes Stahlblech mit ausgezeichneter Umformbarkeit
EP0586704A1 (de) * 1991-05-30 1994-03-16 Nippon Steel Corporation Warmgewalztes, hochfestes stahlblech mit hohem streckgrenzenverhältnis und hervorragender umformbarkeit oder punktschweissbarkeit und dessen herstellung
EP0707087A1 (de) * 1994-04-26 1996-04-17 Nippon Steel Corporation Hochfestes stahlblech zum tiefziehen und dessen herstellung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59219473A (ja) 1983-05-26 1984-12-10 Nippon Steel Corp カラ−エツチング液及びエツチング方法
JP3169293B2 (ja) * 1993-06-30 2001-05-21 川崎製鉄株式会社 耐衝撃性に優れた自動車用薄鋼板およびその製造方法
US5470529A (en) † 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
JPH07252592A (ja) * 1994-03-15 1995-10-03 Nippon Steel Corp 成形性、低温靭性及び疲労特性に優れた熱延高強度鋼板

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295500A1 (de) * 1987-06-03 1988-12-21 Nippon Steel Corporation Warmgewalztes hochfestes Stahlblech mit ausgezeichneter Umformbarkeit
EP0586704A1 (de) * 1991-05-30 1994-03-16 Nippon Steel Corporation Warmgewalztes, hochfestes stahlblech mit hohem streckgrenzenverhältnis und hervorragender umformbarkeit oder punktschweissbarkeit und dessen herstellung
EP0707087A1 (de) * 1994-04-26 1996-04-17 Nippon Steel Corporation Hochfestes stahlblech zum tiefziehen und dessen herstellung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9823785A1 *

Also Published As

Publication number Publication date
CA2273334A1 (en) 1998-06-04
EP2314730B1 (de) 2012-03-21
EP0952235B1 (de) 2011-10-12
KR20000057266A (ko) 2000-09-15
CN1241219A (zh) 2000-01-12
AU5067998A (en) 1998-06-22
TW384313B (en) 2000-03-11
EP0952235B2 (de) 2015-09-30
CA2273334C (en) 2006-03-28
WO1998023785A1 (fr) 1998-06-04
EP0952235A1 (de) 1999-10-27
CN1078623C (zh) 2002-01-30
AU711873B2 (en) 1999-10-21
EP2314730A1 (de) 2011-04-27
KR100318213B1 (ko) 2001-12-22

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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RIN1 Information on inventor provided before grant (corrected)

Inventor name: SAKUMA, YASUHARU,NIPPON STEEL CORP. KIMITSU WORKS

Inventor name: KURIYAMA, YUKIHISA,NIPPON STEEL CORP TECHNDEV BUN

Inventor name: OKAMOTO, RIKI,NIPPON STEEL CORP. TECHN. DEV. BUR.

Inventor name: UENISHI, AKIHIRO,NIPPON STEEL CORP TECHN DEV BUR

Inventor name: TAKAHASHI, MANABU,NIPPON STEEL CORP TECHN DEVBURI

Inventor name: MABUCHI, HIDESATO,NIPPON STEEL CORP. OITA WORKS

Inventor name: WAKITA, JUNICHI,NIPPON STEEL CORP. OITA WORKS

Inventor name: TAKAHASHI, YUZO,NIPPON STEEL CORP. OITA WORKS

Inventor name: KAWANO, OSAMU,NIPPON STEEL CORPORATION OITA WORKS

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SAKUMA, YASUHARU,NIPPON STEEL CORP. KIMITSU WORKS

Inventor name: KURIYAMA, YUKIHISA,N

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