EP1291448A4 - Tole d'acier laminee a froid et tole d'acier galvanisee possedant des proprietes de durcissement par ecrouissage et par precipitation et procede de production associe - Google Patents

Tole d'acier laminee a froid et tole d'acier galvanisee possedant des proprietes de durcissement par ecrouissage et par precipitation et procede de production associe

Info

Publication number
EP1291448A4
EP1291448A4 EP01906128A EP01906128A EP1291448A4 EP 1291448 A4 EP1291448 A4 EP 1291448A4 EP 01906128 A EP01906128 A EP 01906128A EP 01906128 A EP01906128 A EP 01906128A EP 1291448 A4 EP1291448 A4 EP 1291448A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
producing
same
cold rolled
strain aging
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
EP01906128A
Other languages
German (de)
English (en)
Other versions
EP1291448A1 (fr
EP1291448B1 (fr
Inventor
Chikara Kami
Akio Tosaka
Takuya Yamazaki
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
Priority claimed from JP2000156274A external-priority patent/JP4524859B2/ja
Priority claimed from JP2000335803A external-priority patent/JP4665302B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to EP04023101A priority Critical patent/EP1498507B1/fr
Priority to EP04023082A priority patent/EP1498506B1/fr
Publication of EP1291448A1 publication Critical patent/EP1291448A1/fr
Publication of EP1291448A4 publication Critical patent/EP1291448A4/fr
Application granted granted Critical
Publication of EP1291448B1 publication Critical patent/EP1291448B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236Cold rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273Final recrystallisation annealing
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/004Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/185Hardening; Quenching with or without subsequent tempering from an intercritical temperature
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/005Ferrite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436Cold rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473Final recrystallisation annealing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
EP01906128A 2000-05-26 2001-02-14 Tole d'acier laminee a froid et tole d'acier galvanisee possedant des proprietes de durcissement par ecrouissage et par precipitation et procede de production associe Expired - Lifetime EP1291448B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP04023101A EP1498507B1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid, galvanisee ayant excellent aptitude au durcissement au viellissement par ecruissage et son procede de fabrication
EP04023082A EP1498506B1 (fr) 2000-05-26 2001-02-14 Tôle d'acier à haute resistance laminée a froid ayant une haute r-valeur, excellente aptitude au durcissement au vieillissement par écrouissage et son procédé de fabrication

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2000156274A JP4524859B2 (ja) 2000-05-26 2000-05-26 歪時効硬化特性に優れた深絞り用冷延鋼板およびその製造方法
JP2000156274 2000-05-26
JP2000193717 2000-06-28
JP2000193717 2000-06-28
JP2000328924 2000-10-27
JP2000328924 2000-10-27
JP2000335803A JP4665302B2 (ja) 2000-11-02 2000-11-02 高r値と優れた歪時効硬化特性および常温非時効性を有する高張力冷延鋼板およびその製造方法
JP2000335803 2000-11-02
PCT/JP2001/001004 WO2001090431A1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid et tole d'acier galvanisee possedant des proprietes de durcissement par ecrouissage et par precipitation et procede de production associe

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP04023101A Division EP1498507B1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid, galvanisee ayant excellent aptitude au durcissement au viellissement par ecruissage et son procede de fabrication
EP04023082A Division EP1498506B1 (fr) 2000-05-26 2001-02-14 Tôle d'acier à haute resistance laminée a froid ayant une haute r-valeur, excellente aptitude au durcissement au vieillissement par écrouissage et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP1291448A1 EP1291448A1 (fr) 2003-03-12
EP1291448A4 true EP1291448A4 (fr) 2004-06-30
EP1291448B1 EP1291448B1 (fr) 2006-06-28

Family

ID=27481319

Family Applications (3)

Application Number Title Priority Date Filing Date
EP01906128A Expired - Lifetime EP1291448B1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid et tole d'acier galvanisee possedant des proprietes de durcissement par ecrouissage et par precipitation et procede de production associe
EP04023082A Expired - Lifetime EP1498506B1 (fr) 2000-05-26 2001-02-14 Tôle d'acier à haute resistance laminée a froid ayant une haute r-valeur, excellente aptitude au durcissement au vieillissement par écrouissage et son procédé de fabrication
EP04023101A Expired - Lifetime EP1498507B1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid, galvanisee ayant excellent aptitude au durcissement au viellissement par ecruissage et son procede de fabrication

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP04023082A Expired - Lifetime EP1498506B1 (fr) 2000-05-26 2001-02-14 Tôle d'acier à haute resistance laminée a froid ayant une haute r-valeur, excellente aptitude au durcissement au vieillissement par écrouissage et son procédé de fabrication
EP04023101A Expired - Lifetime EP1498507B1 (fr) 2000-05-26 2001-02-14 Tole d'acier laminee a froid, galvanisee ayant excellent aptitude au durcissement au viellissement par ecruissage et son procede de fabrication

Country Status (7)

Country Link
EP (3) EP1291448B1 (fr)
KR (1) KR20020019124A (fr)
CN (1) CN1158398C (fr)
CA (1) CA2379698C (fr)
DE (3) DE60121234T2 (fr)
TW (1) TW565621B (fr)
WO (1) WO2001090431A1 (fr)

Families Citing this family (63)

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CA2552963C (fr) 2004-01-14 2010-11-16 Nippon Steel Corporation Tole d'acier haute resistance galvanisee a chaud possedant d'excellentes proprietes d'adherence en galvanoplastie et en matiere d'essais de propagation de trous, et methode de production de la tole d'acier en question
JP4559918B2 (ja) * 2004-06-18 2010-10-13 新日本製鐵株式会社 加工性に優れたブリキおよびテインフリースチール用鋼板およびその製造方法
DE102004044022A1 (de) * 2004-09-09 2006-03-16 Salzgitter Flachstahl Gmbh Beruhigter, unlegierter oder mikrolegierter Walzstahl mit Bake-hardening-Effekt und Verfahren zu seiner Herstellung
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JP5051247B2 (ja) * 2010-01-15 2012-10-17 Jfeスチール株式会社 成形性と形状凍結性に優れた冷延鋼板およびその製造方法
JP5018935B2 (ja) * 2010-06-29 2012-09-05 Jfeスチール株式会社 加工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
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ES2706996T3 (es) * 2011-09-30 2019-04-02 Nippon Steel & Sumitomo Metal Corp Chapa de acero de alta resistencia galvanizada por inmersión en caliente con excelente resistencia a la fractura retardada y método para su fabricación
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WO2013132821A1 (fr) * 2012-03-06 2013-09-12 Jfeスチール株式会社 Procédé de formage sous pression à chaud et composant de châssis d'automobile
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KR101294575B1 (ko) * 2013-03-26 2013-08-07 현대제철 주식회사 내피쉬스케일성이 우수한 법랑용 냉연강판 제조 방법
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US5405463A (en) * 1980-10-24 1995-04-11 Nippon Kokan Kabushiki Kaisha Continuous annealing process of producing cold rolled mild steel sheet excellent in deep drawability and aging resistibility
JPS6052528A (ja) * 1983-09-02 1985-03-25 Kawasaki Steel Corp 延性およびスポツト溶接性の良好な高強度薄鋼板の製造方法
JPS60145355A (ja) * 1984-01-06 1985-07-31 Kawasaki Steel Corp 延性が良好で時効劣化のない低降伏比高張力熱延鋼板とその製造方法
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JPS61272323A (ja) * 1985-05-28 1986-12-02 Kawasaki Steel Corp 連続焼鈍による表面処理用原板の製造方法
US4838955A (en) * 1985-07-29 1989-06-13 Hoogovens Groep B.V. Method for the manufacture of hard steel sheet from Al-killed continuous-cast carbon-manganese steel
JPH0474824A (ja) * 1990-07-18 1992-03-10 Sumitomo Metal Ind Ltd 焼付硬化性と加工性に優れた熱延鋼板の製造方法
US5582658A (en) * 1990-08-17 1996-12-10 Kawasaki Steel Corporation High strength steel sheet adapted for press forming and method of producing the same
US5123969A (en) * 1991-02-01 1992-06-23 China Steel Corp. Ltd. Bake-hardening cold-rolled steel sheet having dual-phase structure and process for manufacturing it
EP0510718A2 (fr) * 1991-04-26 1992-10-28 Kawasaki Steel Corporation Tôle en acier à haute résistance, laminée à froid, inaltérable à température ambiante et ayant l'aptitude à l'emboutissage profond et procédé de fabrication
EP0608430A1 (fr) * 1992-06-22 1994-08-03 Nippon Steel Corporation Tole laminee a froid representant une trempabilite pour peinture au four et des caracteristiques de vieillissement et une aptitude au moulage autrement qu'a froid excellentes, et tole zinguee laminee a froid et procede de fabrication
US5690755A (en) * 1992-08-31 1997-11-25 Nippon Steel Corporation Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet having excellent bake hardenability, non-aging properties at room temperature and good formability and process for producing the same
EP0612857A1 (fr) * 1992-09-14 1994-08-31 Nippon Steel Corporation Tole d'acier laminee a froid a phase unique de ferrite ou tole d'acier plaquee au zinc par fusion pour emboutissage profond a froid inalterable par vieillissement et procede de fabrication
JPH0790482A (ja) * 1993-09-21 1995-04-04 Kawasaki Steel Corp 耐衝撃性に優れた薄鋼板およびその製造方法
EP0659890A2 (fr) * 1993-12-21 1995-06-28 Kawasaki Steel Corporation Procédé de fabrication de tôles minces en acier ayant une anisotropie planaire réduite pour boîtes
EP0769565A1 (fr) * 1995-03-27 1997-04-23 Nippon Steel Corporation Tole laminee a froid, a teneur en carbone ultra-faible, et tole galvanisee, excellentes par leurs caracteristiques de fatigue, et procede de production
EP0943696A1 (fr) * 1997-09-04 1999-09-22 Kawasaki Steel Corporation Plaques d'acier pour futs, procede de fabrication et fut
EP1002884A1 (fr) * 1998-04-27 2000-05-24 Nkk Corporation Plaque d'acier laminee a froid possedant d'excellentes caracteristiques d'aptitude au moulage et de formabilite en panneaux, une bonne resistance a la constriction, plaque d'acier a placage en zinc moule et procede de fabrication de ces plaques

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CA2379698C (fr) 2009-02-17
CN1386140A (zh) 2002-12-18
EP1498507A1 (fr) 2005-01-19
DE60121234D1 (de) 2006-08-10
EP1498507B1 (fr) 2006-06-28
DE60121234T2 (de) 2006-11-09
DE60121162T2 (de) 2006-11-09
EP1291448A1 (fr) 2003-03-12
DE60121233D1 (de) 2006-08-10
EP1498506B1 (fr) 2006-06-28
DE60121233T2 (de) 2006-11-09
EP1498506A1 (fr) 2005-01-19
EP1291448B1 (fr) 2006-06-28
CN1158398C (zh) 2004-07-21
KR20020019124A (ko) 2002-03-09
WO2001090431A1 (fr) 2001-11-29
CA2379698A1 (fr) 2001-11-29
DE60121162D1 (de) 2006-08-10

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