EP0969112A4 - Tole d'acier biphase a haute resistance ayant d'excellentes proprietes de deformation dynamique et son procede de preparation - Google Patents

Tole d'acier biphase a haute resistance ayant d'excellentes proprietes de deformation dynamique et son procede de preparation

Info

Publication number
EP0969112A4
EP0969112A4 EP98907247A EP98907247A EP0969112A4 EP 0969112 A4 EP0969112 A4 EP 0969112A4 EP 98907247 A EP98907247 A EP 98907247A EP 98907247 A EP98907247 A EP 98907247A EP 0969112 A4 EP0969112 A4 EP 0969112A4
Authority
EP
European Patent Office
Prior art keywords
dual
preparing
steel sheet
same
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
EP98907247A
Other languages
German (de)
English (en)
Other versions
EP0969112A1 (fr
EP0969112B1 (fr
EP0969112B2 (fr
Inventor
Akihiro Uenishi
Manabu Takahashi
Yukihisa Kuriyama
Yasuharu Sakuma
Osamu Kawano
Junichi Wakita
Hidesato Mabuchi
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=27524972&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0969112(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP19029797A external-priority patent/JP3530347B2/ja
Priority claimed from JP22300897A external-priority patent/JP3936440B2/ja
Priority claimed from JP25893897A external-priority patent/JP3839928B2/ja
Priority to EP10181225.3A priority Critical patent/EP2314729B2/fr
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP0969112A1 publication Critical patent/EP0969112A1/fr
Publication of EP0969112A4 publication Critical patent/EP0969112A4/fr
Publication of EP0969112B1 publication Critical patent/EP0969112B1/fr
Publication of EP0969112B2 publication Critical patent/EP0969112B2/fr
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
    • 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
    • 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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP98907247.5A 1997-03-17 1998-03-16 Procede de preparation des toles d'acier biphasees a haute resistance mécanique et a haute capacité d'absorption d'energie de chock Expired - Lifetime EP0969112B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10181225.3A EP2314729B2 (fr) 1997-03-17 1998-03-16 Feuilles d'acier biphase à haute résistance ayant d'excellentes propriétés de déformation dynamique

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP8243497 1997-03-17
JP8243497 1997-03-17
JP19029997 1997-07-15
JP19029997 1997-07-15
JP19029797A JP3530347B2 (ja) 1997-07-15 1997-07-15 動的変形特性に優れた高強度鋼板の選定方法
JP19029797 1997-07-15
JP22300897A JP3936440B2 (ja) 1997-08-06 1997-08-06 耐衝突安全性と成形性に優れた自動車用高強度鋼板とその製造方法
JP22300897 1997-08-06
JP25893897 1997-09-24
JP25893897A JP3839928B2 (ja) 1997-07-15 1997-09-24 動的変形特性に優れたデュアルフェーズ型高強度鋼板
PCT/JP1998/001101 WO1998041664A1 (fr) 1997-03-17 1998-03-16 Tole d'acier biphase a haute resistance ayant d'excellentes proprietes de deformation dynamique et son procede de preparation

Related Child Applications (3)

Application Number Title Priority Date Filing Date
EP10181225.3A Division EP2314729B2 (fr) 1997-03-17 1998-03-16 Feuilles d'acier biphase à haute résistance ayant d'excellentes propriétés de déformation dynamique
EP10181225.3A Division-Into EP2314729B2 (fr) 1997-03-17 1998-03-16 Feuilles d'acier biphase à haute résistance ayant d'excellentes propriétés de déformation dynamique
EP10181225.3 Division-Into 2010-09-28

Publications (4)

Publication Number Publication Date
EP0969112A1 EP0969112A1 (fr) 2000-01-05
EP0969112A4 true EP0969112A4 (fr) 2003-05-21
EP0969112B1 EP0969112B1 (fr) 2011-08-17
EP0969112B2 EP0969112B2 (fr) 2017-03-08

Family

ID=27524972

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10181225.3A Expired - Lifetime EP2314729B2 (fr) 1997-03-17 1998-03-16 Feuilles d'acier biphase à haute résistance ayant d'excellentes propriétés de déformation dynamique
EP98907247.5A Expired - Lifetime EP0969112B2 (fr) 1997-03-17 1998-03-16 Procede de preparation des toles d'acier biphasees a haute resistance mécanique et a haute capacité d'absorption d'energie de chock

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP10181225.3A Expired - Lifetime EP2314729B2 (fr) 1997-03-17 1998-03-16 Feuilles d'acier biphase à haute résistance ayant d'excellentes propriétés de déformation dynamique

Country Status (7)

Country Link
EP (2) EP2314729B2 (fr)
KR (1) KR100334949B1 (fr)
CN (1) CN1080321C (fr)
AU (1) AU717294B2 (fr)
CA (1) CA2283924C (fr)
TW (1) TW426742B (fr)
WO (1) WO1998041664A1 (fr)

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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
CN1113973C (zh) * 1999-01-28 2003-07-09 住友金属工业株式会社 机械结构用钢材
CA2297291C (fr) * 1999-02-09 2008-08-05 Kawasaki Steel Corporation Feuille d'acier laminee a chaud de forte resistance a la traction et methodes pour sa production
DE19936151A1 (de) * 1999-07-31 2001-02-08 Thyssenkrupp Stahl Ag Höherfestes Stahlband oder -blech und Verfahren zu seiner Herstellung
WO2001053554A1 (fr) * 2000-01-24 2001-07-26 Nkk Corporation Tole d'acier zingue par immersion a chaud et procede de production correspondant
US20030041932A1 (en) 2000-02-23 2003-03-06 Akio Tosaka High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same
DE60116477T2 (de) * 2000-04-07 2006-07-13 Jfe Steel Corp. Warm-, kaltgewalzte und schmelz-galvanisierte stahlplatte mit exzellentem reckalterungsverhalten
US6589369B2 (en) * 2000-04-21 2003-07-08 Nippon Steel Corporation High fatigue strength steel sheet excellent in burring workability and method for producing the same
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EP2516151B1 (fr) 2009-12-21 2017-12-13 Tata Steel IJmuiden BV Bande d'acier galvanisé à chaud haute résistance
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
EP2374910A1 (fr) * 2010-04-01 2011-10-12 ThyssenKrupp Steel Europe AG Acier, produit plat en acier, composant en acier et procédé de fabrication d'un composant en acier
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
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
WO2013073136A1 (fr) * 2011-11-15 2013-05-23 Ｊｆｅスチール株式会社 Tôle d'acier mince et procédé de production de cette dernière
DE102012013113A1 (de) * 2012-06-22 2013-12-24 Salzgitter Flachstahl Gmbh Hochfester Mehrphasenstahl und Verfahren zur Herstellung eines Bandes aus diesem Stahl mit einer Mindestzugfestigkleit von 580MPa
TWI465586B (zh) * 2013-02-07 2014-12-21 China Steel Corp 低降伏比鋼材及其製造方法
CN104018067B (zh) * 2014-04-28 2016-04-20 莱芜钢铁集团有限公司 一种高强塑性钒微合金化双相钢无缝管及其制备方法
MX2016015397A (es) 2014-05-28 2017-02-22 Nippon Steel & Sumitomo Metal Corp Hoja de acero laminada en caliente y metodo de produccion de esta.
CN104281774B (zh) * 2014-09-02 2017-06-13 上海交通大学 Q&p钢在不同应变率单拉后残余奥氏体含量的预测方法
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RU2578618C1 (ru) * 2014-11-18 2016-03-27 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Способ производства полос из низколегированной свариваемой стали
US11225697B2 (en) 2014-12-19 2022-01-18 Nucor Corporation Hot rolled light-gauge martensitic steel sheet and method for making the same
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CN105483530A (zh) * 2015-11-30 2016-04-13 丹阳市宸兴环保设备有限公司 一种石油天然气输送管用热轧宽钢板材料
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
RU2617075C1 (ru) * 2016-02-11 2017-04-19 Иван Анатольевич Симбухов Способ производства экономно-легированного высокопрочного проката для труб магистральных газопроводов высокого давления, а также для отраслей машиностроения и оффшорного судостроения
RU2638479C1 (ru) * 2016-12-20 2017-12-13 Публичное акционерное общество "Северсталь" Горячекатаный лист из низколегированной стали толщиной от 15 до 165 мм и способ его получения
RU2704049C1 (ru) * 2018-10-03 2019-10-23 Общество с ограниченной ответственностью Научно-производственное предприятие "БУРИНТЕХ" (ООО НПП "БУРИНТЕХ") Долотная сталь
CN111363901B (zh) * 2018-12-26 2022-06-24 宝山钢铁股份有限公司 一种高表面质量的铁素体马氏体热轧双相钢及其制造方法
JP7235621B2 (ja) * 2019-08-27 2023-03-08 株式会社神戸製鋼所 低強度ホットスタンプ用鋼板、ホットスタンプ部品およびホットスタンプ部品の製造方法
CN110669913B (zh) * 2019-09-30 2021-05-28 鞍钢股份有限公司 一种高强汽车车轮用热轧酸洗双相钢及其生产方法
CN113106345B (zh) * 2021-04-07 2022-06-10 宝武集团鄂城钢铁有限公司 一种高塑性双相钢及其生产方法

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CN1251140A (zh) 2000-04-19
AU6311898A (en) 1998-10-12
KR20000076372A (ko) 2000-12-26
CN1080321C (zh) 2002-03-06
EP2314729B1 (fr) 2012-02-08
AU717294B2 (en) 2000-03-23
KR100334949B1 (ko) 2002-05-04
EP2314729A1 (fr) 2011-04-27
CA2283924C (fr) 2006-11-28
EP0969112A1 (fr) 2000-01-05
EP0969112B1 (fr) 2011-08-17
TW426742B (en) 2001-03-21
WO1998041664A1 (fr) 1998-09-24
EP2314729B2 (fr) 2017-03-08
EP0969112B2 (fr) 2017-03-08
CA2283924A1 (fr) 1998-09-24

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