ATE316157T1 - Ferritisch/martensitischer stahl mit hoher festigkeit und sehr feinem gefüge - Google Patents

Ferritisch/martensitischer stahl mit hoher festigkeit und sehr feinem gefüge

Info

Publication number
ATE316157T1
ATE316157T1 AT02020294T AT02020294T ATE316157T1 AT E316157 T1 ATE316157 T1 AT E316157T1 AT 02020294 T AT02020294 T AT 02020294T AT 02020294 T AT02020294 T AT 02020294T AT E316157 T1 ATE316157 T1 AT E316157T1
Authority
AT
Austria
Prior art keywords
ferritic
high strength
fine structure
martensitic steel
degrees
Prior art date
Application number
AT02020294T
Other languages
English (en)
Inventor
Andreas Nuss
Thomas Dr-Ing Heller
Bernhard Dr-Ing Engl
Original Assignee
Thyssenkrupp Steel Ag
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=31725389&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE316157(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thyssenkrupp Steel Ag filed Critical Thyssenkrupp Steel Ag
Application granted granted Critical
Publication of ATE316157T1 publication Critical patent/ATE316157T1/de

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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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
    • C21D2201/00—Treatment for obtaining particular effects
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Catalysts (AREA)
AT02020294T 2002-09-11 2002-09-11 Ferritisch/martensitischer stahl mit hoher festigkeit und sehr feinem gefüge ATE316157T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02020294A EP1398390B1 (de) 2002-09-11 2002-09-11 Ferritisch/martensitischer Stahl mit hoher Festigkeit und sehr feinem Gefüge

Publications (1)

Publication Number Publication Date
ATE316157T1 true ATE316157T1 (de) 2006-02-15

Family

ID=31725389

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02020294T ATE316157T1 (de) 2002-09-11 2002-09-11 Ferritisch/martensitischer stahl mit hoher festigkeit und sehr feinem gefüge

Country Status (4)

Country Link
EP (1) EP1398390B1 (de)
AT (1) ATE316157T1 (de)
DE (1) DE50205631D1 (de)
ES (1) ES2256378T3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4470701B2 (ja) * 2004-01-29 2010-06-02 Ｊｆｅスチール株式会社 加工性および表面性状に優れた高強度薄鋼板およびその製造方法
WO2006107066A1 (ja) * 2005-03-31 2006-10-12 Jfe Steel Corporation 熱延鋼板、その製造方法および熱延鋼板成形体
EP1918405B1 (de) * 2006-10-30 2009-05-27 ThyssenKrupp Steel AG Verfahren zum Herstellen von Stahl-Flachprodukten aus einem mit Silizium legierten Mehrphasenstahl
EP1918403B1 (de) * 2006-10-30 2009-05-27 ThyssenKrupp Steel AG Verfahren zum Herstellen von Stahl-Flachprodukten aus einem ein martensitisches Gefüge bildenden Stahl
DE102006053819A1 (de) * 2006-11-14 2008-05-15 Thyssenkrupp Steel Ag Verfahren zum Herstellen eines Bauteil durch Warmpresshärten und hochfestes Bauteil mit verbesserter Bruchdehnung
PT2553132E (pt) * 2010-03-29 2015-09-10 Arcelormittal Investigación Y Desarrollo Sl Produto de aço com características de resistência melhorada ao clima em condições salinas
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
US9994942B2 (en) 2012-08-21 2018-06-12 Nippon Steel & Sumitomo Metal Corporation Steel material
CN103667651B (zh) * 2013-11-28 2016-03-09 安徽银力铸造有限公司 一种汽车用高强度热轧钢的制备方法
DE112015005690T8 (de) 2014-12-19 2018-04-19 Nucor Corporation Warmgewalztes martensitisches Leichtbau-Stahlblech und Verfahren zum Herstellen desselben
US10385419B2 (en) 2016-05-10 2019-08-20 United States Steel Corporation High strength steel products and annealing processes for making the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466842A (en) * 1982-04-03 1984-08-21 Nippon Steel Corporation Ferritic steel having ultra-fine grains and a method for producing the same
JPS6134116A (ja) * 1984-07-24 1986-02-18 Sumitomo Metal Ind Ltd 強靭性熱間圧延コイルの製造法
CA2273334C (en) * 1996-11-28 2006-03-28 Nippon Steel Corporation High strength steels having high impact energy absorption properties and a method for producing the same
KR100334949B1 (ko) * 1997-03-17 2002-05-04 아사무라 타카싯 동적변형 특성이 우수한 듀얼 페이즈형 고강도 강판 및 그 제조방법
WO1999013123A1 (fr) * 1997-09-11 1999-03-18 Kawasaki Steel Corporation Plaque d'acier laminee a chaud contenant des particules hyperfines, son procede de fabrication et procede de fabrication de plaques d'acier laminees a froid
DE19911287C1 (de) * 1999-03-13 2000-08-31 Thyssenkrupp Stahl Ag Verfahren zum Erzeugen eines Warmbandes

Also Published As

Publication number Publication date
EP1398390A1 (de) 2004-03-17
ES2256378T3 (es) 2006-07-16
DE50205631D1 (de) 2006-04-06
EP1398390B1 (de) 2006-01-18

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