EP1389639A3 - Stahlblech mit guter Biegbarkeit - Google Patents
Stahlblech mit guter Biegbarkeit Download PDFInfo
- Publication number
- EP1389639A3 EP1389639A3 EP03254606A EP03254606A EP1389639A3 EP 1389639 A3 EP1389639 A3 EP 1389639A3 EP 03254606 A EP03254606 A EP 03254606A EP 03254606 A EP03254606 A EP 03254606A EP 1389639 A3 EP1389639 A3 EP 1389639A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel sheet
- bendability
- excellent bendability
- ferrite
- area
- 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
Links
Classifications
-
- 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
- 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
- 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
-
- 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
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/185—Hardening; Quenching with or without subsequent tempering from an intercritical temperature
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
-
- 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
- C21D2211/001—Austenite
-
- 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
- C21D2211/003—Cementite
-
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002219662A JP3828466B2 (ja) | 2002-07-29 | 2002-07-29 | 曲げ特性に優れた鋼板 |
JP2002219662 | 2002-07-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1389639A2 EP1389639A2 (de) | 2004-02-18 |
EP1389639A3 true EP1389639A3 (de) | 2005-06-08 |
EP1389639B1 EP1389639B1 (de) | 2011-01-05 |
Family
ID=30768001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03254606A Expired - Lifetime EP1389639B1 (de) | 2002-07-29 | 2003-07-24 | Stahlblech mit guter Biegbarkeit |
Country Status (3)
Country | Link |
---|---|
US (1) | US20040159373A1 (de) |
EP (1) | EP1389639B1 (de) |
JP (1) | JP3828466B2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1431406A1 (de) * | 2002-12-20 | 2004-06-23 | Sidmar N.V. | Stahlzusammensetzung zur Herstellung von mehrphasigen kaltgewalzten Stahlprodukten |
US7314532B2 (en) * | 2003-03-26 | 2008-01-01 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | High-strength forged parts having high reduction of area and method for producing same |
EP1512760B1 (de) * | 2003-08-29 | 2011-09-28 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Hohes Stahlblech der Dehnfestigkeit ausgezeichnet für die Verarbeitung und Proze für die Produktion desselben |
EP1553202A1 (de) * | 2004-01-09 | 2005-07-13 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Ultrahochfester Stahl mit ausgezeichneter Beständigkeit gegenüber Wasserstoffversprödung und Verfahren zu seiner Herstellung |
US7591977B2 (en) * | 2004-01-28 | 2009-09-22 | Kabuhsiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | High strength and low yield ratio cold rolled steel sheet and method of manufacturing the same |
ATE426686T1 (de) * | 2004-04-22 | 2009-04-15 | Kobe Steel Ltd | Hochfestes und kaltgewaltzes stahlblech mit hervorragender verformbarkeit und plattiertes stahlblech |
JP4288364B2 (ja) * | 2004-12-21 | 2009-07-01 | 株式会社神戸製鋼所 | 伸びおよび伸びフランジ性に優れる複合組織冷延鋼板 |
JP4716359B2 (ja) * | 2005-03-30 | 2011-07-06 | 株式会社神戸製鋼所 | 均一伸びに優れた高強度冷延鋼板およびその製造方法 |
JP4716358B2 (ja) * | 2005-03-30 | 2011-07-06 | 株式会社神戸製鋼所 | 強度と加工性のバランスに優れた高強度冷延鋼板およびめっき鋼板 |
EP1767659A1 (de) * | 2005-09-21 | 2007-03-28 | ARCELOR France | Herstellungsverfahren eines Stahlwerkstücks mit mehrphasigem Mikrogefüge |
KR100985298B1 (ko) * | 2008-05-27 | 2010-10-04 | 주식회사 포스코 | 리징 저항성이 우수한 저비중 고강도 열연 강판, 냉연강판, 아연도금 강판 및 이들의 제조방법 |
JP5867436B2 (ja) | 2013-03-28 | 2016-02-24 | Jfeスチール株式会社 | 高強度合金化溶融亜鉛めっき鋼板およびその製造方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0586704A1 (de) * | 1991-05-30 | 1994-03-16 | Nippon Steel Corporation | Warmgewalztes, hochfestes stahlblech mit hohem streckgrenzenverhältnis und hervorragender umformbarkeit oder punktschweissbarkeit und dessen herstellung |
EP0707087A1 (de) * | 1994-04-26 | 1996-04-17 | Nippon Steel Corporation | Hochfestes stahlblech zum tiefziehen und dessen herstellung |
JPH1143740A (ja) * | 1997-05-29 | 1999-02-16 | Kawasaki Steel Corp | 耐衝撃特性に優れた高強度高加工性熱延鋼板 |
EP0922782A1 (de) * | 1997-06-16 | 1999-06-16 | Kawasaki Steel Corporation | Hochfestes, hervorragend bearbeitbares kaltgewalztes stahlblech mit hervorragender schlagbeständigkeit |
JPH11189839A (ja) * | 1997-12-26 | 1999-07-13 | Nippon Steel Corp | 高い動的変形抵抗を有する高強度鋼板とその製造方法 |
JPH11323489A (ja) * | 1998-05-13 | 1999-11-26 | Nippon Steel Corp | 形状凍結性に優れた良加工性高強度冷延鋼板およびその製造方法 |
EP0974677A1 (de) * | 1997-01-29 | 2000-01-26 | Nippon Steel Corporation | Hochfestes Stahlblech hoch widerstandsfähig gegen dynamische Umformung mit exzellenter Verarbeitbarkeit sowie Verfahren zu seiner Herstellung |
JP2000256789A (ja) * | 1999-03-10 | 2000-09-19 | Kobe Steel Ltd | 加工性および点溶接性に優れた冷延鋼板およびプレめっき合金化溶融亜鉛めっき鋼板並びにそれらの製造方法 |
JP2001152287A (ja) * | 1999-11-26 | 2001-06-05 | Kobe Steel Ltd | スポット溶接性に優れた高強度冷延鋼板 |
EP1201780A1 (de) * | 2000-04-21 | 2002-05-02 | Nippon Steel Corporation | Stahlblech mit hervorragender gratbearbeitbarkeit bei gleichzeitiger hoher ermüdungsfestigeit und verfahren zu dessen herstellung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3172505B2 (ja) * | 1998-03-12 | 2001-06-04 | 株式会社神戸製鋼所 | 成形性に優れた高強度熱延鋼板 |
JP2000313936A (ja) * | 1999-04-27 | 2000-11-14 | Kobe Steel Ltd | 延性に優れた合金化溶融亜鉛めっき鋼板およびその製造方法 |
FR2801061B1 (fr) * | 1999-11-12 | 2001-12-14 | Lorraine Laminage | Procede de realisation d'une bande de tole laminere a chaud a tres haute resistance, utilisable pour la mise en forme et notamment pour l'emboutissage |
JP3750789B2 (ja) * | 1999-11-19 | 2006-03-01 | 株式会社神戸製鋼所 | 延性に優れる溶融亜鉛めっき鋼板およびその製造方法 |
CA2387322C (en) * | 2001-06-06 | 2008-09-30 | Kawasaki Steel Corporation | High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same |
-
2002
- 2002-07-29 JP JP2002219662A patent/JP3828466B2/ja not_active Expired - Fee Related
-
2003
- 2003-07-24 EP EP03254606A patent/EP1389639B1/de not_active Expired - Lifetime
- 2003-07-25 US US10/626,612 patent/US20040159373A1/en not_active Abandoned
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0586704A1 (de) * | 1991-05-30 | 1994-03-16 | Nippon Steel Corporation | Warmgewalztes, hochfestes stahlblech mit hohem streckgrenzenverhältnis und hervorragender umformbarkeit oder punktschweissbarkeit und dessen herstellung |
EP0707087A1 (de) * | 1994-04-26 | 1996-04-17 | Nippon Steel Corporation | Hochfestes stahlblech zum tiefziehen und dessen herstellung |
EP0974677A1 (de) * | 1997-01-29 | 2000-01-26 | Nippon Steel Corporation | Hochfestes Stahlblech hoch widerstandsfähig gegen dynamische Umformung mit exzellenter Verarbeitbarkeit sowie Verfahren zu seiner Herstellung |
JPH1143740A (ja) * | 1997-05-29 | 1999-02-16 | Kawasaki Steel Corp | 耐衝撃特性に優れた高強度高加工性熱延鋼板 |
EP0922782A1 (de) * | 1997-06-16 | 1999-06-16 | Kawasaki Steel Corporation | Hochfestes, hervorragend bearbeitbares kaltgewalztes stahlblech mit hervorragender schlagbeständigkeit |
JPH11189839A (ja) * | 1997-12-26 | 1999-07-13 | Nippon Steel Corp | 高い動的変形抵抗を有する高強度鋼板とその製造方法 |
JPH11323489A (ja) * | 1998-05-13 | 1999-11-26 | Nippon Steel Corp | 形状凍結性に優れた良加工性高強度冷延鋼板およびその製造方法 |
JP2000256789A (ja) * | 1999-03-10 | 2000-09-19 | Kobe Steel Ltd | 加工性および点溶接性に優れた冷延鋼板およびプレめっき合金化溶融亜鉛めっき鋼板並びにそれらの製造方法 |
JP2001152287A (ja) * | 1999-11-26 | 2001-06-05 | Kobe Steel Ltd | スポット溶接性に優れた高強度冷延鋼板 |
EP1201780A1 (de) * | 2000-04-21 | 2002-05-02 | Nippon Steel Corporation | Stahlblech mit hervorragender gratbearbeitbarkeit bei gleichzeitiger hoher ermüdungsfestigeit und verfahren zu dessen herstellung |
Non-Patent Citations (6)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 05 31 May 1999 (1999-05-31) * |
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 12 29 October 1999 (1999-10-29) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 02 29 February 2000 (2000-02-29) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 12 3 January 2001 (2001-01-03) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 23 10 February 2001 (2001-02-10) * |
SPIEKERMANN P: "LEGIERUNGEN - EIN BESONDERES PATENTRECHTLICHES PROBLEM? - LEGIERUNGSPRUEFUNG IM EUROPAEISCHEN PATENTAMT -", MITTEILUNGEN DER DEUTSCHEN PATENTANWAELTE, HEYMANN, KOLN,, DE, 1993, pages 178 - 190, XP000961882, ISSN: 0026-6884 * |
Also Published As
Publication number | Publication date |
---|---|
JP2004059996A (ja) | 2004-02-26 |
EP1389639A2 (de) | 2004-02-18 |
JP3828466B2 (ja) | 2006-10-04 |
EP1389639B1 (de) | 2011-01-05 |
US20040159373A1 (en) | 2004-08-19 |
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