CN100549203C - 加工性优良的钢板、钢管及其制造方法 - Google Patents
加工性优良的钢板、钢管及其制造方法 Download PDFInfo
- Publication number
- CN100549203C CN100549203C CNB028165721A CN02816572A CN100549203C CN 100549203 C CN100549203 C CN 100549203C CN B028165721 A CNB028165721 A CN B028165721A CN 02816572 A CN02816572 A CN 02816572A CN 100549203 C CN100549203 C CN 100549203C
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- China
- Prior art keywords
- steel plate
- value
- quality
- writing
- excellent processability
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 193
- 239000010959 steel Substances 0.000 title claims abstract description 193
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000005096 rolling process Methods 0.000 claims abstract description 48
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 4
- 239000013078 crystal Substances 0.000 claims description 48
- 238000000137 annealing Methods 0.000 claims description 41
- 238000005098 hot rolling Methods 0.000 claims description 37
- 229910001563 bainite Inorganic materials 0.000 claims description 36
- 238000010438 heat treatment Methods 0.000 claims description 33
- 229910000859 α-Fe Inorganic materials 0.000 claims description 31
- 238000005097 cold rolling Methods 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 29
- 229910000734 martensite Inorganic materials 0.000 claims description 25
- 238000007747 plating Methods 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 16
- 229910001566 austenite Inorganic materials 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 230000009466 transformation Effects 0.000 claims description 9
- 239000004615 ingredient Substances 0.000 claims description 7
- 239000002244 precipitate Substances 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 238000001953 recrystallisation Methods 0.000 claims description 6
- 229910052718 tin Inorganic materials 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010960 cold rolled steel Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 31
- 230000006866 deterioration Effects 0.000 description 30
- 230000000694 effects Effects 0.000 description 20
- 239000006104 solid solution Substances 0.000 description 14
- 238000005266 casting Methods 0.000 description 12
- 239000013081 microcrystal Substances 0.000 description 11
- 238000011156 evaluation Methods 0.000 description 10
- 150000004767 nitrides Chemical class 0.000 description 10
- 229910052725 zinc Inorganic materials 0.000 description 10
- 239000011701 zinc Substances 0.000 description 10
- 230000032683 aging Effects 0.000 description 9
- 239000012467 final product Substances 0.000 description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 8
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 230000035882 stress Effects 0.000 description 8
- 238000007669 thermal treatment Methods 0.000 description 8
- 238000009749 continuous casting Methods 0.000 description 7
- 238000000227 grinding Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 238000003723 Smelting Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000005246 galvanizing Methods 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 235000019628 coolness Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005554 pickling Methods 0.000 description 4
- 238000009628 steelmaking Methods 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- 208000037656 Respiratory Sounds Diseases 0.000 description 3
- 229910052787 antimony Inorganic materials 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229910052745 lead Inorganic materials 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- 229910018134 Al-Mg Inorganic materials 0.000 description 2
- 229910018467 Al—Mg Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910001567 cementite Inorganic materials 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- C21D8/04—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
-
- 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
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
-
- 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
- C21D2211/002—Bainite
-
- 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
-
- 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
- C21D8/0221—Modifying the physical properties 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
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electrochemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001255385A JP4041296B2 (ja) | 2001-08-24 | 2001-08-24 | 深絞り性に優れた高強度鋼板および製造方法 |
JP255384/2001 | 2001-08-24 | ||
JP2001255384A JP4041295B2 (ja) | 2001-08-24 | 2001-08-24 | 深絞り性に優れた高強度冷延鋼板とその製造方法 |
JP255385/2001 | 2001-08-24 | ||
JP2002153030 | 2002-05-27 | ||
JP153030/2002 | 2002-05-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1547620A CN1547620A (zh) | 2004-11-17 |
CN100549203C true CN100549203C (zh) | 2009-10-14 |
Family
ID=27347379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028165721A Expired - Fee Related CN100549203C (zh) | 2001-08-24 | 2002-06-27 | 加工性优良的钢板、钢管及其制造方法 |
Country Status (6)
Country | Link |
---|---|
US (4) | US7534312B2 (zh) |
EP (3) | EP1431407B1 (zh) |
KR (1) | KR100548864B1 (zh) |
CN (1) | CN100549203C (zh) |
TW (1) | TWI290177B (zh) |
WO (1) | WO2003018857A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104726770A (zh) * | 2013-12-20 | 2015-06-24 | Posco公司 | 扩孔性优异的析出强化型钢板及其制造方法 |
Families Citing this family (93)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4276482B2 (ja) * | 2003-06-26 | 2009-06-10 | 新日本製鐵株式会社 | 極限変形能と形状凍結性に優れた高強度熱延鋼板とその製造方法 |
TWI248977B (en) | 2003-06-26 | 2006-02-11 | Nippon Steel Corp | High-strength hot-rolled steel sheet excellent in shape fixability and method of producing the same |
JP4819305B2 (ja) * | 2003-09-04 | 2011-11-24 | 日産自動車株式会社 | 強化部材の製造方法 |
US8337643B2 (en) | 2004-11-24 | 2012-12-25 | Nucor Corporation | Hot rolled dual phase steel sheet |
US7959747B2 (en) * | 2004-11-24 | 2011-06-14 | Nucor Corporation | Method of making cold rolled dual phase steel sheet |
US7442268B2 (en) * | 2004-11-24 | 2008-10-28 | Nucor Corporation | Method of manufacturing cold rolled dual-phase steel sheet |
EP1820639A4 (en) * | 2004-12-08 | 2011-04-06 | Nippon Steel Corp | PRE-COATED METAL PLATE AND PRODUCTION PROCESS |
DE102005014298B4 (de) | 2005-03-24 | 2006-11-30 | Benteler Automobiltechnik Gmbh | Panzerung für ein Fahrzeug |
EP1865085B1 (en) * | 2005-03-31 | 2016-03-09 | Kabushiki Kaisha Kobe Seiko Sho | High-strength cold-rolled steel sheet excellent in coating adhesion, workability and hydrogen embrittlement resistance, and steel component for automobile |
KR20070038730A (ko) * | 2005-10-06 | 2007-04-11 | 주식회사 포스코 | 항복비가 우수한 석출강화형 냉연강판 및 그 제조방법 |
WO2007064172A1 (en) * | 2005-12-01 | 2007-06-07 | Posco | Steel sheet for hot press forming having excellent heat treatment and impact property, hot press parts made of it and the method for manufacturing thereof |
EP1832667A1 (fr) | 2006-03-07 | 2007-09-12 | ARCELOR France | Procédé de fabrication de tôles d'acier à très hautes caractéristiques de résistance, de ductilité et de tenacité, et tôles ainsi produites |
JP5176954B2 (ja) * | 2006-05-10 | 2013-04-03 | 新日鐵住金株式会社 | 熱間プレス鋼板部材用鋼板及び熱間プレス成形用鋼板の製造方法 |
US20070267110A1 (en) * | 2006-05-17 | 2007-11-22 | Ipsco Enterprises, Inc. | Method for making high-strength steel pipe, and pipe made by that method |
US7608155B2 (en) * | 2006-09-27 | 2009-10-27 | Nucor Corporation | High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same |
US11155902B2 (en) | 2006-09-27 | 2021-10-26 | Nucor Corporation | High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same |
KR100837702B1 (ko) | 2006-10-26 | 2008-06-13 | 한국전자통신연구원 | 위상 편이를 이용한 반송파 주파수 복원 장치 및 그 방법 |
KR100815709B1 (ko) | 2006-12-12 | 2008-03-20 | 주식회사 포스코 | 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법 |
KR100815799B1 (ko) | 2006-12-12 | 2008-03-20 | 주식회사 포스코 | 내후성이 우수한 고항복비형 냉연강판 |
JP5162924B2 (ja) | 2007-02-28 | 2013-03-13 | Jfeスチール株式会社 | 缶用鋼板およびその製造方法 |
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2002
- 2002-06-26 TW TW091114082A patent/TWI290177B/zh not_active IP Right Cessation
- 2002-06-27 WO PCT/JP2002/006518 patent/WO2003018857A1/ja active Application Filing
- 2002-06-27 EP EP02736196.3A patent/EP1431407B1/en not_active Expired - Lifetime
- 2002-06-27 EP EP11186515.0A patent/EP2415894B1/en not_active Expired - Lifetime
- 2002-06-27 KR KR1020047002603A patent/KR100548864B1/ko active IP Right Grant
- 2002-06-27 US US10/487,797 patent/US7534312B2/en not_active Expired - Fee Related
- 2002-06-27 CN CNB028165721A patent/CN100549203C/zh not_active Expired - Fee Related
- 2002-06-27 EP EP11186496.3A patent/EP2415893B1/en not_active Expired - Lifetime
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2008
- 2008-03-14 US US12/048,465 patent/US7776161B2/en not_active Expired - Fee Related
- 2008-08-04 US US12/185,402 patent/US7749343B2/en not_active Expired - Fee Related
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CN104726770A (zh) * | 2013-12-20 | 2015-06-24 | Posco公司 | 扩孔性优异的析出强化型钢板及其制造方法 |
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US20080295924A1 (en) | 2008-12-04 |
US7776161B2 (en) | 2010-08-17 |
EP2415893A2 (en) | 2012-02-08 |
US7749343B2 (en) | 2010-07-06 |
US20080308200A1 (en) | 2008-12-18 |
EP2415893B1 (en) | 2014-11-05 |
EP1431407A1 (en) | 2004-06-23 |
CN1547620A (zh) | 2004-11-17 |
EP2415893A3 (en) | 2012-10-17 |
KR20040027981A (ko) | 2004-04-01 |
EP1431407B1 (en) | 2014-10-29 |
EP2415894B1 (en) | 2018-12-19 |
EP1431407A4 (en) | 2006-01-04 |
EP2415894A2 (en) | 2012-02-08 |
US8052807B2 (en) | 2011-11-08 |
TWI290177B (en) | 2007-11-21 |
US20080166257A1 (en) | 2008-07-10 |
US7534312B2 (en) | 2009-05-19 |
EP2415894A3 (en) | 2012-10-17 |
WO2003018857A1 (en) | 2003-03-06 |
KR100548864B1 (ko) | 2006-02-02 |
US20040238081A1 (en) | 2004-12-02 |
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