ATE249528T1 - Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl - Google Patents

Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl

Info

Publication number
ATE249528T1
ATE249528T1 AT98200844T AT98200844T ATE249528T1 AT E249528 T1 ATE249528 T1 AT E249528T1 AT 98200844 T AT98200844 T AT 98200844T AT 98200844 T AT98200844 T AT 98200844T AT E249528 T1 ATE249528 T1 AT E249528T1
Authority
AT
Austria
Prior art keywords
steel
niobium
degrees
containing niobium
flat products
Prior art date
Application number
AT98200844T
Other languages
German (de)
English (en)
Inventor
Philippe Harlet
Helmut Ruhl
Firmin Beco
Heiko Reichelt
Original Assignee
Cockerill Rech & Dev
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=3890428&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE249528(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cockerill Rech & Dev filed Critical Cockerill Rech & Dev
Application granted granted Critical
Publication of ATE249528T1 publication Critical patent/ATE249528T1/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
    • 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
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
    • C21D8/04—Modifying 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
    • C21D8/0421—Modifying 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
    • C21D8/0426—Hot rolling
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D8/04—Modifying 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
    • C21D8/041—Modifying 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 involving a particular fabrication or treatment of ingot or slab
    • 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
    • C21D8/04—Modifying 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
    • C21D8/0421—Modifying 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
    • C21D8/0436—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
    • C21D8/04—Modifying 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
    • C21D8/0447—Modifying 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
    • C21D8/0473—Final recrystallisation annealing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Catalysts (AREA)
  • Heat Treatment Of Steel (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT98200844T 1997-03-27 1998-03-18 Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl ATE249528T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9700270A BE1011066A3 (fr) 1997-03-27 1997-03-27 Acier au niobium et procede de fabrication de produits plats a partir de celui-ci.

Publications (1)

Publication Number Publication Date
ATE249528T1 true ATE249528T1 (de) 2003-09-15

Family

ID=3890428

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98200844T ATE249528T1 (de) 1997-03-27 1998-03-18 Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl

Country Status (7)

Country Link
EP (1) EP0870848B1 (pt)
AT (1) ATE249528T1 (pt)
BE (1) BE1011066A3 (pt)
DE (1) DE69817900T2 (pt)
DK (1) DK0870848T3 (pt)
ES (1) ES2207787T3 (pt)
PT (1) PT870848E (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2820150B1 (fr) * 2001-01-26 2003-03-28 Usinor Acier isotrope a haute resistance, procede de fabrication de toles et toles obtenues
BR0214601A (pt) 2002-10-09 2004-09-14 Pirelli & C Spa Linha de transmissão de potência elétrica e método para blindagem do campo magnético gerado por uma linha de transmissão de potência elétrica
FR2845694B1 (fr) 2002-10-14 2005-12-30 Usinor Procede de fabrication de toles d'acier durcissables par cuisson, toles d'acier et pieces ainsi obtenues
UA109963C2 (uk) * 2011-09-06 2015-10-26 Катана сталь, яка затвердіває внаслідок виділення часток після гарячого формування і/або загартовування в інструменті, яка має високу міцність і пластичність, та спосіб її виробництва

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853708B2 (ja) * 1979-03-15 1983-11-30 住友金属工業株式会社 衝合部靭性の優れた溶接鋼管
JPS6045689B2 (ja) * 1982-02-19 1985-10-11 川崎製鉄株式会社 プレス成形性にすぐれた冷延鋼板の製造方法
JPS59123721A (ja) * 1982-12-29 1984-07-17 Kawasaki Steel Corp 加工性にすぐれた冷延鋼板の製造方法
JPS6160860A (ja) * 1984-09-03 1986-03-28 Nippon Kokan Kk <Nkk> メツキ密着性の優れた深絞り用亜鉛メツキ鋼板およびその製造方法
JPS6164852A (ja) * 1984-09-03 1986-04-03 Kawasaki Steel Corp 面内異方性の極めて少ないプレス加工用非時効性冷延鋼板
DE3803064C2 (de) * 1988-01-29 1995-04-20 Preussag Stahl Ag Kaltgewalztes Blech oder Band und Verfahren zu seiner Herstellung
CA2022907C (en) * 1989-08-09 1994-02-01 Mitsuru Kitamura Method of manufacturing a steel sheet
JP2542536B2 (ja) * 1991-02-28 1996-10-09 新日本製鐵株式会社 塗装焼付硬化性と２次加工性に優れた深絞り用冷延鋼板の製造方法
CA2097900C (en) * 1992-06-08 1997-09-16 Saiji Matsuoka High-strength cold-rolled steel sheet excelling in deep drawability and method of producing the same
DE19547181C1 (de) * 1995-12-16 1996-10-10 Krupp Ag Hoesch Krupp Verfahren zur Herstellung eines kaltgewalzten, höherfesten Bandstahles mit guter Umformbarkeit bei isotropen Eigenschaften
CN1089376C (zh) * 1996-02-08 2002-08-21 日本钢管株式会社 成形加工性、耐二次加工脆性和耐蚀性优异的两件组合式电池壳用钢板
US5853903A (en) * 1996-05-07 1998-12-29 Nkk Corporation Steel sheet for excellent panel appearance and dent resistance after panel-forming

Also Published As

Publication number Publication date
BE1011066A3 (fr) 1999-04-06
EP0870848A1 (fr) 1998-10-14
DE69817900D1 (de) 2003-10-16
PT870848E (pt) 2004-01-30
DE69817900T2 (de) 2004-07-22
DK0870848T3 (da) 2004-01-12
EP0870848B1 (fr) 2003-09-10
ES2207787T3 (es) 2004-06-01

Similar Documents

Publication Publication Date Title
ATE67694T1 (de) Herstellung von umformbarem stahlband.
ATE294877T1 (de) Verfahren zur herstellung von kornorientierten elektrostahlbändern
KR860001208A (ko) 디이프 드로잉용 냉연강판 및 그 제조방법
DE68905572D1 (de) Verfahren zur herstellung von verformbarem stahl.
ATE208429T1 (de) Verfahren zur herstellung von bänder aus nichtrostendem stahl
CA2076284A1 (en) Cold-rolled high-tension steel sheet having superior deep drawability
JPS55115928A (en) Production of non-aging cold rolled steel plate of excellent deep drawability
ATE67792T1 (de) Verfahren zur herstellung von warmband.
DE3581591D1 (de) Verfahren zur herstellung von warmband mit zweiphasen-gefuege.
KR880004107A (ko) 냉간 압연 강판 및 그 제조방법
ES485101A1 (es) Procedimiento para producir hierro al silicio de grano orientado
ATE249528T1 (de) Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl
ES8800368A1 (es) Procedimiento para producir banda y chapa de acero silicioso orientado
DE50204048D1 (de) Verfahren zur Herstellung eines kalt gewalzten Bandes oder Bleches aus Stahl und nach dem Verfahren herstellbares Band oder Blech
DE69232717T2 (de) Verfahren zum Herstellen von Tiefziehblechen
ATE135414T1 (de) Kaltgewalztes stahlband mit hervorragender pressverformbarkeit und verfahren zur herstellung
HUP9801755A2 (hu) Többfázisú acél, valamint hengerelt termékek előállítása a fenti acélból
JPS6456822A (en) Production for improving toughness of hot-rolled high-al ferritic band stainless steel
DE68901870T3 (de) Verfahren zur Herstellung von nichtalternden, niedriglegierten, warmgewalzten Stahlblechbändern
JPS56169752A (en) Cold rolled steel plate having highly excellent moldability and production thereof
JPS57185928A (en) Manufacture of high tensile band material for packing
ATE126276T1 (de) Verfahren zur herstellung von coilbreak-freiem warmband und alterungsbeständigem feuerverzinktem kaltband.
JPS57192225A (en) Production of drawable cold-rolled steel sheet having baking-hardenability
KR940013637A (ko) 내피쉬스케일성이 우수한 법랑용 강판 및 그 제조방법
JPS56146822A (en) Production of extra mild hot rolled steel sheet

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 0870848

Country of ref document: EP

RZN Patent revoked