BE1011066A3 - Acier au niobium et procede de fabrication de produits plats a partir de celui-ci. - Google Patents

Acier au niobium et procede de fabrication de produits plats a partir de celui-ci. Download PDF

Info

Publication number
BE1011066A3
BE1011066A3 BE9700270A BE9700270A BE1011066A3 BE 1011066 A3 BE1011066 A3 BE 1011066A3 BE 9700270 A BE9700270 A BE 9700270A BE 9700270 A BE9700270 A BE 9700270A BE 1011066 A3 BE1011066 A3 BE 1011066A3
Authority
BE
Belgium
Prior art keywords
niobium
temperature
cold
mpa
content
Prior art date
Application number
BE9700270A
Other languages
English (en)
French (fr)
Inventor
Philippe Harlet
Helmut Mittelschleuse 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=BE1011066(A3) "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
Priority to BE9700270A priority Critical patent/BE1011066A3/fr
Priority to AT98200844T priority patent/ATE249528T1/de
Priority to EP98200844A priority patent/EP0870848B1/fr
Priority to PT98200844T priority patent/PT870848E/pt
Priority to ES98200844T priority patent/ES2207787T3/es
Priority to DK98200844T priority patent/DK0870848T3/da
Priority to DE69817900T priority patent/DE69817900T2/de
Application granted granted Critical
Publication of BE1011066A3 publication Critical patent/BE1011066A3/fr

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)
BE9700270A 1997-03-27 1997-03-27 Acier au niobium et procede de fabrication de produits plats a partir de celui-ci. BE1011066A3 (fr)

Priority Applications (7)

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.
AT98200844T ATE249528T1 (de) 1997-03-27 1998-03-18 Niobium enthaltender stahl und verfahren zur herstellung von flachprodukten aus diesem stahl
EP98200844A EP0870848B1 (fr) 1997-03-27 1998-03-18 Acier au niobium et procédé de fabrication de produits plats à partir de celui-ci
PT98200844T PT870848E (pt) 1997-03-27 1998-03-18 Aco com niobio e processo de fabrico de produtos planos a partir deste
ES98200844T ES2207787T3 (es) 1997-03-27 1998-03-18 Acero al niobio y procedimiento de fabricacion de productos planos a partir de este.
DK98200844T DK0870848T3 (da) 1997-03-27 1998-03-18 Niobium indeholdende stål og fremgangsmåde til at fremstille flade produkter af dette stål
DE69817900T DE69817900T2 (de) 1997-03-27 1998-03-18 Niobium enthaltender Stahl und Verfahren zur Herstellung von Flachprodukten aus diesem Stahl

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
BE1011066A3 true BE1011066A3 (fr) 1999-04-06

Family

ID=3890428

Family Applications (1)

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

Country Status (7)

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

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
AU2002368270B2 (en) 2002-10-09 2008-04-03 Prysmian Cavi E Sistemi Energia S.R.L. Method of screening the magnetic field generated by an electrical power transmission line and electrical power transmission line so screened.
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

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122854A (en) * 1979-03-15 1980-09-20 Sumitomo Metal Ind Ltd Welded steel tube having superior butted portion toughness
EP0101740A1 (en) * 1982-02-19 1984-03-07 Kawasaki Steel Corporation Process for manufacturing cold-rolled steel having excellent press moldability
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
WO1989007158A1 (fr) * 1988-01-29 1989-08-10 Stahlwerke Peine-Salzgitter Ag Tole ou feuillard lamines a froid et procede pour leur fabrication
EP0421087A2 (en) * 1989-08-09 1991-04-10 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Method of manufacturing a steel sheet
JPH04276026A (ja) * 1991-02-28 1992-10-01 Nippon Steel Corp 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
EP0574814A2 (en) * 1992-06-08 1993-12-22 Kawasaki Steel Corporation 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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997029217A1 (en) * 1996-02-08 1997-08-14 Nkk Corporation Steel sheet for two-piece battery can excellent in moldability, secondary work embrittlement resistance, and corrosion resistance
US5853903A (en) * 1996-05-07 1998-12-29 Nkk Corporation Steel sheet for excellent panel appearance and dent resistance after panel-forming

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122854A (en) * 1979-03-15 1980-09-20 Sumitomo Metal Ind Ltd Welded steel tube having superior butted portion toughness
EP0101740A1 (en) * 1982-02-19 1984-03-07 Kawasaki Steel Corporation Process for manufacturing cold-rolled steel having excellent press moldability
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
WO1989007158A1 (fr) * 1988-01-29 1989-08-10 Stahlwerke Peine-Salzgitter Ag Tole ou feuillard lamines a froid et procede pour leur fabrication
EP0421087A2 (en) * 1989-08-09 1991-04-10 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Method of manufacturing a steel sheet
JPH04276026A (ja) * 1991-02-28 1992-10-01 Nippon Steel Corp 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
EP0574814A2 (en) * 1992-06-08 1993-12-22 Kawasaki Steel Corporation 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

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 8045, Derwent World Patents Index; Class M23, AN 80-79688C, XP002046101 *
DATABASE WPI Section Ch Week 8434, Derwent World Patents Index; Class M24, AN 84-211090, XP002046097 *
DATABASE WPI Section Ch Week 8619, Derwent World Patents Index; Class M27, AN 86-121979, XP002046098 *
DATABASE WPI Section Ch Week 8620, Derwent World Patents Index; Class M27, AN 86-127775, XP002046100 *
DATABASE WPI Section Ch Week 9246, Derwent World Patents Index; Class M14, AN 92-376689, XP002046099 *

Also Published As

Publication number Publication date
PT870848E (pt) 2004-01-30
DK0870848T3 (da) 2004-01-12
DE69817900T2 (de) 2004-07-22
DE69817900D1 (de) 2003-10-16
ATE249528T1 (de) 2003-09-15
EP0870848A1 (fr) 1998-10-14
EP0870848B1 (fr) 2003-09-10
ES2207787T3 (es) 2004-06-01

Similar Documents

Publication Publication Date Title
EP1195447B1 (en) Hot rolled steel plate, cold rolled steel plate and hot dip galvanized steel plate being excellent in strain aging hardening characteristics, and method for their production
EP1592816A1 (fr) Procede de fabrication d une bande d acier dual-phase a structure ferrito-martensitique, laminee a froid et bande obtenue
JP4608822B2 (ja) プレス成形性と歪時効硬化特性に優れた高延性溶融亜鉛めっき鋼板およびその製造方法
FR2472022A1 (fr) Procede de production d&#39;une tole d&#39;acier laminee a deux phases dont une est formee par refroidissement rapide apres recuit continu
BE1011066A3 (fr) Acier au niobium et procede de fabrication de produits plats a partir de celui-ci.
US6143100A (en) Bake-hardenable cold rolled steel sheet and method of producing same
FR2833617A1 (fr) Procede de fabrication de toles laminees a froid a tres haute resistance d&#39;aciers dual phase micro-allies
JPH06102816B2 (ja) 加工性、常温非時効性及び焼付け硬化性に優れる複合組織冷延鋼板とその製造方法
JPH02194126A (ja) 焼付硬化性鋼板の製造方法
JP4415579B2 (ja) 溶融亜鉛めっき鋼板の製造方法
JPH10298662A (ja) 塗装焼付硬化性能に優れた冷延鋼板および合金化溶融亜鉛めっき鋼板の製造方法
JPH0144771B2 (da)
JP3925064B2 (ja) プレス成形性と歪時効硬化特性に優れた溶融亜鉛めっき鋼板およびその製造方法
EP0703298B1 (fr) Procédé de fabrication d&#39;un acier présentant une bonne aptitude à la mise en forme et une bonne résistance à l&#39;indentation
JP3925063B2 (ja) プレス成形性と歪時効硬化特性に優れた冷延鋼板およびその製造方法
JPH07188856A (ja) 常温遅時効性と焼付硬化性に優れた冷延鋼板
EP0835945A1 (fr) TÔle d&#39;acier laminé à chaud pour emboutissage profond
JPH01191748A (ja) コイル内材質均一性に優れたプレス成形用冷延鋼板の製造方法
JP3111462B2 (ja) 高強度焼付硬化性鋼板の製造方法
BE1002461A6 (fr) Procede de fabrication d&#39;une bande d&#39;acier au carbone par laminage a basse temperature.
WO2012128272A1 (ja) 熱間圧延マルエージング鋼帯の巻取り方法
JP2506684B2 (ja) 連続焼鈍による深絞り性に優れた薄鋼板の製造法
KR100406388B1 (ko) 구리/텅스텐복합첨가극저탄소고강도냉연강판제조방법
BE1011557A4 (fr) Acier a haute limite d&#39;elasticite montrant une bonne ductilite et procede de fabrication de cet acier.
JPS6240319A (ja) 連続焼鈍による深絞り性に優れた薄鋼板の製造方法

Legal Events

Date Code Title Description
RE Patent lapsed

Effective date: 20050331

RE Patent lapsed

Effective date: 20050331