CN102712980B - 高强度冷轧钢板及其制造方法 - Google Patents
高强度冷轧钢板及其制造方法 Download PDFInfo
- Publication number
- CN102712980B CN102712980B CN201180006944.4A CN201180006944A CN102712980B CN 102712980 B CN102712980 B CN 102712980B CN 201180006944 A CN201180006944 A CN 201180006944A CN 102712980 B CN102712980 B CN 102712980B
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- China
- Prior art keywords
- rolled steel
- high strength
- steel plate
- cementite
- strength cold
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- 239000010960 cold rolled steel Substances 0.000 title claims abstract description 77
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 205
- 239000010959 steel Substances 0.000 claims abstract description 205
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 133
- 229910001567 cementite Inorganic materials 0.000 claims abstract description 115
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 claims abstract description 113
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 31
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 239000012535 impurity Substances 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 40
- 238000010438 heat treatment Methods 0.000 claims description 36
- 229910001563 bainite Inorganic materials 0.000 claims description 31
- 238000005098 hot rolling Methods 0.000 claims description 31
- 229910000859 α-Fe Inorganic materials 0.000 claims description 29
- 238000005097 cold rolling Methods 0.000 claims description 21
- 238000005275 alloying Methods 0.000 claims description 10
- 229910052725 zinc Inorganic materials 0.000 claims description 9
- 239000011701 zinc Substances 0.000 claims description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005246 galvanizing Methods 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 abstract description 4
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000000137 annealing Methods 0.000 description 80
- 230000000694 effects Effects 0.000 description 24
- 230000009466 transformation Effects 0.000 description 24
- 239000013078 crystal Substances 0.000 description 21
- 238000012360 testing method Methods 0.000 description 15
- 235000019362 perlite Nutrition 0.000 description 12
- 239000010451 perlite Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000012545 processing Methods 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 10
- 238000002441 X-ray diffraction Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 229910000794 TRIP steel Inorganic materials 0.000 description 6
- 238000004090 dissolution Methods 0.000 description 6
- 238000005498 polishing Methods 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 6
- 230000006641 stabilisation Effects 0.000 description 6
- 238000011105 stabilization Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000005266 casting Methods 0.000 description 5
- 238000005315 distribution function Methods 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 239000008397 galvanized steel Substances 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 229910001561 spheroidite Inorganic materials 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- XINQFOMFQFGGCQ-UHFFFAOYSA-L (2-dodecoxy-2-oxoethyl)-[6-[(2-dodecoxy-2-oxoethyl)-dimethylazaniumyl]hexyl]-dimethylazanium;dichloride Chemical compound [Cl-].[Cl-].CCCCCCCCCCCCOC(=O)C[N+](C)(C)CCCCCC[N+](C)(C)CC(=O)OCCCCCCCCCCCC XINQFOMFQFGGCQ-UHFFFAOYSA-L 0.000 description 1
- 241000612118 Samolus valerandi Species 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005260 alpha ray Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- HQFCOGRKGVGYBB-UHFFFAOYSA-N ethanol;nitric acid Chemical compound CCO.O[N+]([O-])=O HQFCOGRKGVGYBB-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Images
Classifications
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- 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
- 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
-
- 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
- C22C38/04—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
- 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
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
-
- 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
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
-
- 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
- C21D2211/002—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
- 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)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010014363 | 2010-01-26 | ||
JP2010-014363 | 2010-01-26 | ||
JP2010-088737 | 2010-04-07 | ||
JP2010088737 | 2010-04-07 | ||
JP2010135351 | 2010-06-14 | ||
JP2010-135351 | 2010-06-14 | ||
PCT/JP2011/051459 WO2011093319A1 (ja) | 2010-01-26 | 2011-01-26 | 高強度冷延鋼板及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102712980A CN102712980A (zh) | 2012-10-03 |
CN102712980B true CN102712980B (zh) | 2014-07-02 |
Family
ID=44319305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180006944.4A Active CN102712980B (zh) | 2010-01-26 | 2011-01-26 | 高强度冷轧钢板及其制造方法 |
Country Status (11)
Country | Link |
---|---|
US (1) | US8951366B2 (zh) |
EP (1) | EP2530179B1 (zh) |
JP (1) | JP4903915B2 (zh) |
KR (1) | KR101447791B1 (zh) |
CN (1) | CN102712980B (zh) |
BR (1) | BR112012018552B1 (zh) |
CA (1) | CA2787575C (zh) |
ES (1) | ES2706879T3 (zh) |
MX (1) | MX356054B (zh) |
PL (1) | PL2530179T3 (zh) |
WO (1) | WO2011093319A1 (zh) |
Families Citing this family (89)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5462736B2 (ja) * | 2010-07-08 | 2014-04-02 | 株式会社神戸製鋼所 | 高強度鋼板の製造方法 |
US9435013B2 (en) * | 2010-08-23 | 2016-09-06 | Nippon Steel & Sumitomo Metal Corporation | Cold-rolled steel sheet and process for production thereof |
KR101311089B1 (ko) * | 2011-01-28 | 2013-09-25 | 현대제철 주식회사 | 열연강판, 그 제조 방법 및 이를 이용한 고강도 강관 제조 방법 |
JP5825119B2 (ja) * | 2011-04-25 | 2015-12-02 | Jfeスチール株式会社 | 加工性と材質安定性に優れた高強度鋼板およびその製造方法 |
JP5397437B2 (ja) | 2011-08-31 | 2014-01-22 | Jfeスチール株式会社 | 加工性と材質安定性に優れた冷延鋼板用熱延鋼板、溶融亜鉛めっき鋼板用熱延鋼板およびその製造方法 |
JP5440672B2 (ja) * | 2011-09-16 | 2014-03-12 | Jfeスチール株式会社 | 加工性に優れた高強度鋼板およびその製造方法 |
JP5365673B2 (ja) * | 2011-09-29 | 2013-12-11 | Jfeスチール株式会社 | 材質均一性に優れた熱延鋼板およびその製造方法 |
CN103987868B (zh) * | 2011-09-30 | 2016-03-09 | 新日铁住金株式会社 | 具有980MPa以上的最大拉伸强度、材质各向异性少且成形性优异的高强度热浸镀锌钢板、高强度合金化热浸镀锌钢板及它们的制造方法 |
US9534279B2 (en) * | 2011-12-15 | 2017-01-03 | Kobe Steel, Ltd. | High-strength cold-rolled steel sheet having small variations in strength and ductility and manufacturing method for the same |
KR101353551B1 (ko) * | 2011-12-22 | 2014-01-23 | 주식회사 포스코 | 성형성이 우수한 고탄소 강판 및 그 제조방법 |
CN104040007B (zh) | 2012-01-13 | 2016-08-24 | 新日铁住金株式会社 | 冷轧钢板及其制造方法 |
EP2803747B1 (en) | 2012-01-13 | 2019-03-27 | Nippon Steel & Sumitomo Metal Corporation | Cold-rolled steel sheet and method for producing cold-rolled steel sheet |
US9945013B2 (en) | 2012-01-13 | 2018-04-17 | Nippon Steel & Sumitomo Metal Corporation | Hot stamped steel and method for producing hot stamped steel |
CA2863218C (en) | 2012-01-13 | 2017-07-18 | Nippon Steel & Sumitomo Metal Corporation | Hot stamped steel and method for producing the same |
TWI468534B (zh) * | 2012-02-08 | 2015-01-11 | Nippon Steel & Sumitomo Metal Corp | 高強度冷軋鋼板及其製造方法 |
KR101355796B1 (ko) | 2012-03-29 | 2014-01-28 | 현대제철 주식회사 | 강판 제조 방법 |
WO2013144377A1 (en) * | 2012-03-30 | 2013-10-03 | Voestalpine Stahl Gmbh | High strength cold rolled steel sheet and method of producing such steel sheet |
ES2648415T5 (es) * | 2012-03-30 | 2021-02-15 | Voestalpine Stahl Gmbh | Chapa de acero de alta resistencia laminada en frío y procedimiento de fabricación de dicha chapa de acero |
ES2746285T5 (es) * | 2012-03-30 | 2022-12-19 | Voestalpine Stahl Gmbh | Lámina de acero de alta resistencia laminada en frío y procedimiento para producir dicha lámina de acero |
JP5860343B2 (ja) * | 2012-05-29 | 2016-02-16 | 株式会社神戸製鋼所 | 強度および延性のばらつきの小さい高強度冷延鋼板およびその製造方法 |
WO2013182622A1 (de) * | 2012-06-05 | 2013-12-12 | Thyssenkrupp Steel Europe Ag | Stahl, stahlflachprodukt und verfahren zur herstellung eines stahlflachprodukts |
US20150275339A1 (en) * | 2012-06-28 | 2015-10-01 | Jfe Steel Corporation | High-carbon steel tube having superior cold workability, machinability, and hardenability and method for manufacturing the same |
JP5860354B2 (ja) * | 2012-07-12 | 2016-02-16 | 株式会社神戸製鋼所 | 降伏強度と成形性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法 |
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WO2011093319A1 (ja) | 2011-08-04 |
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EP2530179A4 (en) | 2017-05-24 |
JPWO2011093319A1 (ja) | 2013-06-06 |
CN102712980A (zh) | 2012-10-03 |
BR112012018552A2 (pt) | 2016-05-03 |
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