EP1362930A4 - THIN SHEET OF STEEL WITH EXCELLENT FAITGUE RESISTANCE FOR A MOTOR VEHICLE, AND PRODUCTION METHOD - Google Patents

THIN SHEET OF STEEL WITH EXCELLENT FAITGUE RESISTANCE FOR A MOTOR VEHICLE, AND PRODUCTION METHOD

Info

Publication number
EP1362930A4
EP1362930A4 EP02700640A EP02700640A EP1362930A4 EP 1362930 A4 EP1362930 A4 EP 1362930A4 EP 02700640 A EP02700640 A EP 02700640A EP 02700640 A EP02700640 A EP 02700640A EP 1362930 A4 EP1362930 A4 EP 1362930A4
Authority
EP
European Patent Office
Prior art keywords
production
steel sheet
fatigue strength
thin steel
notch fatigue
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.)
Withdrawn
Application number
EP02700640A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1362930A1 (en
Inventor
Tatsuo Yokoi
Natsuko Sugiura
Naoki Yoshinaga
Koichi Tsuchihashi
Takehiro Nakamoto
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP1362930A1 publication Critical patent/EP1362930A1/en
Publication of EP1362930A4 publication Critical patent/EP1362930A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • 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
    • 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
    • C21D8/0247—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
    • 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
    • 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
    • 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
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; Strips

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)
EP02700640A 2001-02-23 2002-02-20 THIN SHEET OF STEEL WITH EXCELLENT FAITGUE RESISTANCE FOR A MOTOR VEHICLE, AND PRODUCTION METHOD Withdrawn EP1362930A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2001049012 2001-02-23
JP2001049012 2001-02-23
JP2001247306A JP3927384B2 (ja) 2001-02-23 2001-08-16 切り欠き疲労強度に優れる自動車用薄鋼板およびその製造方法
JP2001247306 2001-08-16
PCT/JP2002/001498 WO2002066697A1 (fr) 2001-02-23 2002-02-20 Feuille mince d'acier a resistance de fatigue d'entaille excellente, destinee a une automobile, et procede de production

Publications (2)

Publication Number Publication Date
EP1362930A1 EP1362930A1 (en) 2003-11-19
EP1362930A4 true EP1362930A4 (en) 2004-11-24

Family

ID=26610025

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02700640A Withdrawn EP1362930A4 (en) 2001-02-23 2002-02-20 THIN SHEET OF STEEL WITH EXCELLENT FAITGUE RESISTANCE FOR A MOTOR VEHICLE, AND PRODUCTION METHOD

Country Status (7)

Country Link
US (1) US20040069382A1 (ko)
EP (1) EP1362930A4 (ko)
JP (1) JP3927384B2 (ko)
KR (1) KR100572762B1 (ko)
CN (1) CN1221680C (ko)
CA (1) CA2438393A1 (ko)
WO (1) WO2002066697A1 (ko)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7503984B2 (en) * 2001-10-04 2009-03-17 Nippon Steel Corporation High-strength thin steel sheet drawable and excellent in shape fixation property and method of producing the same
TWI248977B (en) * 2003-06-26 2006-02-11 Nippon Steel Corp High-strength hot-rolled steel sheet excellent in shape fixability and method of producing the same
JP4276482B2 (ja) * 2003-06-26 2009-06-10 新日本製鐵株式会社 極限変形能と形状凍結性に優れた高強度熱延鋼板とその製造方法
JP4506971B2 (ja) * 2004-04-22 2010-07-21 株式会社神戸製鋼所 成形性に優れた高強度冷延鋼板およびめっき鋼板
CA2575241C (en) * 2004-07-27 2011-07-12 Nippon Steel Corporation Steel sheet having high young's modulus, hot-dip galvanized steel sheet using the same, alloyed hot-dip galvanized steel sheet, steel pipe having high young's modulus, and methodsfor manufacturing these
JP4445365B2 (ja) * 2004-10-06 2010-04-07 新日本製鐵株式会社 伸びと穴拡げ性に優れた高強度薄鋼板の製造方法
US7588837B2 (en) * 2005-04-29 2009-09-15 The Timken Company Welding together low and high carbon steels
JP5114860B2 (ja) * 2006-03-30 2013-01-09 Ｊｆｅスチール株式会社 溶融亜鉛めっき鋼板及びその製造方法
ES2325964T3 (es) * 2006-10-30 2009-09-25 Thyssenkrupp Steel Ag Procedimiento para fabricar productos planos de acero a partir de un acero multifasico aleado con silicio.
ES2325960T3 (es) * 2006-10-30 2009-09-25 Thyssenkrupp Steel Ag Procedimiento para fabricar productos planos de acero a partir de un acero que forma una estructura de fases complejas.
DE102006051545A1 (de) * 2006-11-02 2008-05-08 Schaeffler Kg Tiefgezogenes Maschinenbauteil mit wenigstens einer gehärteten Lauf- oder Führungsfläche, insbesondere Motorenelement
KR20080061855A (ko) * 2006-12-28 2008-07-03 주식회사 포스코 딥드로잉성이 우수한 복합조직강판
JP5037412B2 (ja) * 2008-04-16 2012-09-26 新日本製鐵株式会社 鋼板
BR112012011694B1 (pt) * 2009-11-18 2021-11-16 Nippon Steel Corporation Chapa de aço laminada a quente e método para a produção da mesma
EP2599887B1 (en) * 2010-07-28 2021-12-01 Nippon Steel Corporation Hot-rolled steel sheet, cold-rolled steel sheet and galvanized steel sheet
KR101329893B1 (ko) * 2010-08-02 2013-11-15 주식회사 포스코 고강도 및 고성형성을 갖는 극박 냉연 강판 및 그 제조방법
KR101360535B1 (ko) * 2010-09-28 2014-02-21 주식회사 포스코 냉간압연을 이용한 고강도 극박 냉연강판 및 그 제조방법
KR101329917B1 (ko) * 2010-09-28 2013-11-14 주식회사 포스코 우수한 성형성을 갖는 고강도 극박 냉연 강판 및 그 제조방법
KR101329868B1 (ko) * 2010-09-29 2013-11-14 주식회사 포스코 고강도 극박 냉연강판 및 그 제조 방법
KR101329869B1 (ko) * 2010-09-29 2013-11-14 주식회사 포스코 석출강화를 이용한 고강도 극박 냉연강판 및 그 제조 방법
KR101329922B1 (ko) * 2010-09-29 2013-11-14 주식회사 포스코 고강도 고성형 극박 냉연강판 및 그 제조 방법
RU2455088C2 (ru) * 2010-10-07 2012-07-10 Открытое акционерное общество "Магнитогорский металлургический комбинат" Способ производства рулонов горячекатаной низколегированной стали
CN101974722A (zh) * 2010-10-29 2011-02-16 河北钢铁股份有限公司唐山分公司 一种用于制造混凝土搅拌车罐体的钢板及生产方法
ES2665982T3 (es) * 2011-03-28 2018-04-30 Nippon Steel & Sumitomo Metal Corporation Lámina de acero laminada en frío y su procedimiento de producción
KR101540877B1 (ko) 2011-04-13 2015-07-30 신닛테츠스미킨 카부시키카이샤 가스 연질화용 열연 강판 및 그 제조 방법
JP5408386B2 (ja) 2011-04-13 2014-02-05 新日鐵住金株式会社 局部変形能に優れた高強度冷延鋼板とその製造方法
JP5459441B2 (ja) * 2011-04-13 2014-04-02 新日鐵住金株式会社 熱延鋼板及びその製造方法
US9631265B2 (en) 2011-05-25 2017-04-25 Nippon Steel Hot-rolled steel sheet and method for producing same
MX356410B (es) * 2011-07-06 2018-05-24 Nippon Steel & Sumitomo Metal Corp Chapa de acero laminada en frio.
PL2738274T3 (pl) * 2011-07-27 2019-05-31 Nippon Steel & Sumitomo Metal Corp Blacha stalowa cienka walcowana na zimno o dużej wytrzymałości z doskonałą zdolnością do wywijania kołnierza i podatnością na precyzyjne przebijanie oraz sposób jej wytwarzania
KR101382908B1 (ko) * 2014-03-05 2014-04-08 주식회사 포스코 초고강도 박강판 및 그 제조방법
EP3162908B8 (en) * 2014-07-14 2019-07-31 Nippon Steel Corporation Hot-rolled steel sheet
JP6304381B2 (ja) * 2014-07-14 2018-04-04 新日鐵住金株式会社 熱延鋼板
CN105177425B (zh) * 2015-09-26 2017-06-20 哈尔滨工程大学 一种含铜纳米相强化低合金钢及其制备方法
CN107557673B (zh) * 2016-06-30 2019-03-22 鞍钢股份有限公司 一种高延伸率高强热轧酸洗钢板及其制造方法
TW202012650A (zh) 2018-07-27 2020-04-01 日商日本製鐵股份有限公司 高強度鋼板
CN112326551B (zh) * 2020-11-13 2023-07-18 江苏省沙钢钢铁研究院有限公司 一种复合钢板性能的测试方法
CN113528947B (zh) * 2021-06-21 2022-03-25 武汉钢铁有限公司 一种用CSP生产抗拉强度为1500MPa级高塑韧性汽车结构件用钢及生产方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572748A (en) * 1982-11-29 1986-02-25 Nippon Kokan Kabushiki Kaisha Method of manufacturing high tensile strength steel plates
EP0586704A1 (en) * 1991-05-30 1994-03-16 Nippon Steel Corporation High-yield-ratio hot-rolled high-strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereof
US5470529A (en) * 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
EP0719868A1 (en) * 1994-12-26 1996-07-03 Kawasaki Steel Corporation Steel sheet for automobiles having excellent impact resistance and method of manufacturing the steel sheet
WO1997039152A1 (fr) * 1996-04-16 1997-10-23 Centre De Recherches Metallurgiques - Centrum Voor Research In De Metallurgie Procede pour la fabrication d'une bande laminee a chaud en acier a haute resistance
EP0969112A1 (en) * 1997-03-17 2000-01-05 Nippon Steel Corporation Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same
EP1026278A1 (en) * 1998-07-27 2000-08-09 Nippon Steel Corporation Ferrite-based thin steel sheet excellent in shape freezing feature and manufacturing method thereof
EP1201780A1 (en) * 2000-04-21 2002-05-02 Nippon Steel Corporation Steel plate having excellent burring workability together with high fatigue strength, and method for producing the same

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Publication number Priority date Publication date Assignee Title
JP3219820B2 (ja) * 1991-12-27 2001-10-15 川崎製鉄株式会社 低降伏比高強度熱延鋼板およびその製造方法
DE69329236T2 (de) * 1992-06-22 2001-04-05 Nippon Steel Corp Kaltgewalztes stahlblech mit guter einbrennhärtbarkeit, ohne kaltalterungserscheinungen und exzellenter giessbarkeit, tauchzink-beschichtetes kaltgewalztes stahlblech und deren herstellungsverfahren
JPH1060527A (ja) * 1996-08-21 1998-03-03 Sumitomo Metal Ind Ltd 高ヤング率鋼材の製造方法
JP3417878B2 (ja) * 1999-07-02 2003-06-16 株式会社神戸製鋼所 伸びフランジ性および疲労特性に優れた高強度熱延鋼板およびその製法
JP4060997B2 (ja) * 1999-08-27 2008-03-12 新日本製鐵株式会社 曲げ性と深絞り性に優れた高強度冷延鋼板と高強度亜鉛めっき冷延鋼板およびその製造方法
EP1225242B1 (en) * 2001-01-18 2004-04-07 JFE Steel Corporation Ferritic stainless steel sheet with excellent workability and method for making the same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572748A (en) * 1982-11-29 1986-02-25 Nippon Kokan Kabushiki Kaisha Method of manufacturing high tensile strength steel plates
EP0586704A1 (en) * 1991-05-30 1994-03-16 Nippon Steel Corporation High-yield-ratio hot-rolled high-strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereof
US5470529A (en) * 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
EP0719868A1 (en) * 1994-12-26 1996-07-03 Kawasaki Steel Corporation Steel sheet for automobiles having excellent impact resistance and method of manufacturing the steel sheet
WO1997039152A1 (fr) * 1996-04-16 1997-10-23 Centre De Recherches Metallurgiques - Centrum Voor Research In De Metallurgie Procede pour la fabrication d'une bande laminee a chaud en acier a haute resistance
EP0969112A1 (en) * 1997-03-17 2000-01-05 Nippon Steel Corporation Dual-phase high-strength steel sheet having excellent dynamic deformation properties and process for preparing the same
EP1026278A1 (en) * 1998-07-27 2000-08-09 Nippon Steel Corporation Ferrite-based thin steel sheet excellent in shape freezing feature and manufacturing method thereof
EP1201780A1 (en) * 2000-04-21 2002-05-02 Nippon Steel Corporation Steel plate having excellent burring workability together with high fatigue strength, and method for producing the same

Also Published As

Publication number Publication date
CA2438393A1 (en) 2002-08-29
KR20030077018A (ko) 2003-09-29
CN1221680C (zh) 2005-10-05
EP1362930A1 (en) 2003-11-19
US20040069382A1 (en) 2004-04-15
KR100572762B1 (ko) 2006-04-24
JP3927384B2 (ja) 2007-06-06
CN1492938A (zh) 2004-04-28
JP2002322533A (ja) 2002-11-08
WO2002066697A1 (fr) 2002-08-29

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