JP5456026B2 - 延性に優れ、エッジ部に亀裂のない高強度鋼板、溶融亜鉛メッキ鋼板及びその製造方法 - Google Patents
延性に優れ、エッジ部に亀裂のない高強度鋼板、溶融亜鉛メッキ鋼板及びその製造方法 Download PDFInfo
- Publication number
- JP5456026B2 JP5456026B2 JP2011510432A JP2011510432A JP5456026B2 JP 5456026 B2 JP5456026 B2 JP 5456026B2 JP 2011510432 A JP2011510432 A JP 2011510432A JP 2011510432 A JP2011510432 A JP 2011510432A JP 5456026 B2 JP5456026 B2 JP 5456026B2
- Authority
- JP
- Japan
- Prior art keywords
- steel sheet
- hot
- rolled steel
- strength
- cooling
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 97
- 239000010959 steel Substances 0.000 title claims description 97
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 229910001335 Galvanized steel Inorganic materials 0.000 title claims description 8
- 239000008397 galvanized steel Substances 0.000 title claims description 8
- 238000001816 cooling Methods 0.000 claims description 51
- 229910001566 austenite Inorganic materials 0.000 claims description 37
- 229910000734 martensite Inorganic materials 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 25
- 238000005097 cold rolling Methods 0.000 claims description 24
- 238000000137 annealing Methods 0.000 claims description 23
- 238000005098 hot rolling Methods 0.000 claims description 22
- 229910000859 α-Fe Inorganic materials 0.000 claims description 21
- 230000009467 reduction Effects 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- 239000010960 cold rolled steel Substances 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 229910052748 manganese Inorganic materials 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 10
- 229910052796 boron Inorganic materials 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 7
- 229910001563 bainite Inorganic materials 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000005246 galvanizing Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 16
- 230000008569 process Effects 0.000 description 15
- 230000000717 retained effect Effects 0.000 description 14
- 239000011572 manganese Substances 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 230000009466 transformation Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 150000001247 metal acetylides Chemical class 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000010936 titanium Substances 0.000 description 8
- 238000007747 plating Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 229910001562 pearlite Inorganic materials 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 239000006104 solid solution Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 229910000794 TRIP steel Inorganic materials 0.000 description 2
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- -1 carbides Chemical class 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
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
- C22C38/04—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
- C22C38/02—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
-
- 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
- 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
- C21D8/0263—Modifying the physical properties 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 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
- 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
- C21D8/0463—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 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 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
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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
-
- 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
- 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
- C21D2211/005—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
- Y10T428/12799—Next to Fe-base component [e.g., galvanized]
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)
- Chemical Kinetics & Catalysis (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0050366 | 2008-05-29 | ||
KR1020080050366A KR101008099B1 (ko) | 2008-05-29 | 2008-05-29 | 연성이 우수하고 에지부 균열이 없는 고강도 강판,용융아연도금강판 및 그 제조방법 |
PCT/KR2009/002810 WO2009145562A2 (fr) | 2008-05-29 | 2009-05-27 | Tôle d'acier à haute résistance et excellente ductilité présentant un bord sans crique, tôle d'acier galvanisé à chaud et procédé de production correspondant |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011523443A JP2011523443A (ja) | 2011-08-11 |
JP5456026B2 true JP5456026B2 (ja) | 2014-03-26 |
Family
ID=41377784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011510432A Active JP5456026B2 (ja) | 2008-05-29 | 2009-05-27 | 延性に優れ、エッジ部に亀裂のない高強度鋼板、溶融亜鉛メッキ鋼板及びその製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110064968A1 (fr) |
JP (1) | JP5456026B2 (fr) |
KR (1) | KR101008099B1 (fr) |
WO (1) | WO2009145562A2 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101290426B1 (ko) * | 2011-06-28 | 2013-07-26 | 현대제철 주식회사 | 고강도 열연강판 및 그 제조 방법 |
KR101359281B1 (ko) * | 2011-12-20 | 2014-02-06 | 주식회사 포스코 | 점용접성, 강도 및 연신율이 우수한 자동차용 강판 및 그 제조방법 |
JP6056745B2 (ja) * | 2013-12-12 | 2017-01-11 | Jfeスチール株式会社 | 化成処理性に優れた高加工性高強度冷延鋼板およびその製造方法 |
KR101657784B1 (ko) * | 2014-11-28 | 2016-09-20 | 주식회사 포스코 | 열간압연시 크랙 발생이 저감된 고연성 고강도 냉연강판 및 이의 제조방법 |
KR101630976B1 (ko) | 2014-12-08 | 2016-06-16 | 주식회사 포스코 | 표면품질 및 도금 밀착성이 우수한 초고강도 용융아연도금강판 및 그 제조방법 |
US20180100213A1 (en) * | 2015-04-15 | 2018-04-12 | Nippon Steel & Sumitomo Metal Corp | Hot-rolled steel sheet and method for producing the same |
WO2021034851A1 (fr) * | 2019-08-19 | 2021-02-25 | United States Steel Corporation | Produits en acier à haute résistance et procédés de recuit pour les fabriquer |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100481366B1 (ko) * | 2000-12-08 | 2005-04-07 | 주식회사 포스코 | 연성이 우수한 열연 변태유기소성강판 및 그 제조방법 |
JP3809074B2 (ja) * | 2001-03-30 | 2006-08-16 | 新日本製鐵株式会社 | めっき密着性およびプレス成形性に優れた高強度溶融亜鉛系めっき鋼板およびその製造方法 |
AU2002217542B2 (en) * | 2000-12-29 | 2006-09-21 | Nippon Steel Corporation | High-strength molten-zinc-plated steel plate excellent in deposit adhesion and suitability for press forming and process for producing the same |
JP4188608B2 (ja) * | 2001-02-28 | 2008-11-26 | 株式会社神戸製鋼所 | 加工性に優れた高強度鋼板およびその製造方法 |
CA2387322C (fr) * | 2001-06-06 | 2008-09-30 | Kawasaki Steel Corporation | Tole d'acier a ductilite elevee possedant des proprietes superieures de formabilite sous pressage et de vieillissement par ecrouissage, et methode de fabrication dudit produit |
US6733874B2 (en) * | 2001-08-31 | 2004-05-11 | Mitsubishi Materials Corporation | Surface-coated carbide alloy cutting tool |
JP2005336526A (ja) | 2004-05-25 | 2005-12-08 | Kobe Steel Ltd | 加工性に優れた高強度鋼板及びその製造方法 |
JP4640130B2 (ja) * | 2005-11-21 | 2011-03-02 | Jfeスチール株式会社 | 機械特性ばらつきの小さい高強度冷延鋼板およびその製造方法 |
CN104264075B (zh) * | 2005-12-09 | 2018-01-30 | Posco公司 | 具有优异成形性和涂覆特性的高强度冷轧钢板,由其制成的锌基金属镀钢板及制造方法 |
KR100711468B1 (ko) | 2005-12-23 | 2007-04-24 | 주식회사 포스코 | 성형성과 도금특성이 우수한 고강도 냉연강판 및용융아연도금강판, 그리고 이들의 제조방법 |
KR100931140B1 (ko) * | 2006-10-31 | 2009-12-10 | 현대자동차주식회사 | 성형성이 우수한 고장력 강판 및 그 제조 방법 |
-
2008
- 2008-05-29 KR KR1020080050366A patent/KR101008099B1/ko active IP Right Grant
-
2009
- 2009-05-27 JP JP2011510432A patent/JP5456026B2/ja active Active
- 2009-05-27 US US12/991,003 patent/US20110064968A1/en not_active Abandoned
- 2009-05-27 WO PCT/KR2009/002810 patent/WO2009145562A2/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP2011523443A (ja) | 2011-08-11 |
US20110064968A1 (en) | 2011-03-17 |
WO2009145562A2 (fr) | 2009-12-03 |
WO2009145562A3 (fr) | 2010-01-21 |
KR101008099B1 (ko) | 2011-01-13 |
KR20090124264A (ko) | 2009-12-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101399741B1 (ko) | 가공성이 우수한 고강도 용융 아연 도금 강판 및 그 제조 방법 | |
JP5042232B2 (ja) | 成形性及びメッキ特性に優れた高強度冷延鋼板、これを用いた亜鉛系メッキ鋼板及びその製造方法 | |
KR101638719B1 (ko) | 용융 아연 도금 강판 및 그 제조 방법 | |
JP5157215B2 (ja) | 加工性に優れた高剛性高強度鋼板およびその製造方法 | |
KR101264574B1 (ko) | 딥 드로잉성이 우수한 고강도 강판의 제조 방법 | |
JP5217395B2 (ja) | 伸びの面内異方性が小さい高強度冷延鋼板およびその製造方法 | |
JP5564432B2 (ja) | 加工性に優れた高強度冷延鋼板、亜鉛メッキ鋼板及びその製造方法 | |
JP4772497B2 (ja) | 穴拡げ性に優れた高強度冷延薄鋼板及びその製造方法 | |
JP2006104532A (ja) | 伸びと穴拡げ性に優れた高強度薄鋼板およびその製造方法 | |
JP5456026B2 (ja) | 延性に優れ、エッジ部に亀裂のない高強度鋼板、溶融亜鉛メッキ鋼板及びその製造方法 | |
JP5256690B2 (ja) | 加工性および耐衝撃特性に優れる高強度溶融亜鉛めっき鋼板およびその製造方法 | |
KR20140044938A (ko) | 딥드로잉성이 우수한 고강도 용융 아연 도금 강판 및 그 제조 방법 | |
JP2007177271A (ja) | 穴拡げ性に優れた高強度冷延薄鋼板及びその製造方法 | |
JP6221424B2 (ja) | 冷延鋼板およびその製造方法 | |
JP5397141B2 (ja) | 合金化溶融亜鉛めっき鋼板およびその製造方法 | |
JP4265152B2 (ja) | 伸びおよび伸びフランジ性に優れた高張力冷延鋼板およびその製造方法 | |
JP4337604B2 (ja) | 高張力鋼板の歪時効処理方法および高強度構造部材の製造方法 | |
JP2010100896A (ja) | 機械的特性の安定性に優れた高強度冷延鋼板およびその製造方法 | |
JP4010131B2 (ja) | 深絞り性に優れた複合組織型高張力冷延鋼板およびその製造方法 | |
CN116507753A (zh) | 延展性优异的超高强度钢板及其制造方法 | |
JP2005290485A (ja) | 鋼板の歪時効処理方法および高強度構造部材の製造方法 | |
JP5304522B2 (ja) | 加工性に優れた高強度鋼板及びその製造方法 | |
RU2788613C1 (ru) | Холоднокатаный и покрытый стальной лист и способ его получения | |
JP2005232483A (ja) | 深絞り性と強度−延性バランスに優れた高強度鋼板およびその製造方法 | |
JP4930393B2 (ja) | 冷延鋼板の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20101122 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121219 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130315 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130625 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130919 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20131105 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20131118 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131210 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140107 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 5456026 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |