CN103459638B - 加工性优异的高强度钢板及其制造方法 - Google Patents
加工性优异的高强度钢板及其制造方法 Download PDFInfo
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- CN103459638B CN103459638B CN201280015849.5A CN201280015849A CN103459638B CN 103459638 B CN103459638 B CN 103459638B CN 201280015849 A CN201280015849 A CN 201280015849A CN 103459638 B CN103459638 B CN 103459638B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 239
- 239000010959 steel Substances 0.000 title claims abstract description 239
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 303
- 229910001568 polygonal ferrite Inorganic materials 0.000 claims abstract description 100
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- 239000002184 metal Substances 0.000 claims abstract description 76
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 72
- 238000000034 method Methods 0.000 claims abstract description 46
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 39
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 29
- 230000000717 retained effect Effects 0.000 claims abstract description 27
- 230000005415 magnetization Effects 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 70
- 239000013078 crystal Substances 0.000 claims description 35
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 17
- 229910052725 zinc Inorganic materials 0.000 claims description 17
- 239000011701 zinc Substances 0.000 claims description 17
- 238000007747 plating Methods 0.000 claims description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 abstract description 9
- 229910052748 manganese Inorganic materials 0.000 abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 4
- 229910052717 sulfur Inorganic materials 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 44
- 230000006866 deterioration Effects 0.000 description 42
- 238000012360 testing method Methods 0.000 description 32
- 238000002791 soaking Methods 0.000 description 31
- 239000000463 material Substances 0.000 description 30
- 230000000694 effects Effects 0.000 description 27
- 238000011156 evaluation Methods 0.000 description 20
- 230000009466 transformation Effects 0.000 description 20
- 239000000203 mixture Substances 0.000 description 17
- 229910000859 α-Fe Inorganic materials 0.000 description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 14
- 238000005097 cold rolling Methods 0.000 description 14
- 238000005096 rolling process Methods 0.000 description 13
- 238000001556 precipitation Methods 0.000 description 12
- 238000010791 quenching Methods 0.000 description 12
- 230000000171 quenching effect Effects 0.000 description 12
- 238000005098 hot rolling Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 9
- 235000019362 perlite Nutrition 0.000 description 9
- 239000010451 perlite Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000000137 annealing Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 8
- 239000010960 cold rolled steel Substances 0.000 description 8
- 229910052804 chromium Inorganic materials 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 7
- 238000009826 distribution Methods 0.000 description 7
- 229910052750 molybdenum Inorganic materials 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000007669 thermal treatment Methods 0.000 description 6
- 229910000794 TRIP steel Inorganic materials 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- HQFCOGRKGVGYBB-UHFFFAOYSA-N ethanol;nitric acid Chemical compound CCO.O[N+]([O-])=O HQFCOGRKGVGYBB-UHFFFAOYSA-N 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N EtOH Substances CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 description 4
- 238000005275 alloying Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 239000008397 galvanized steel Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- UUZZMWZGAZGXSF-UHFFFAOYSA-N peroxynitric acid Chemical compound OON(=O)=O UUZZMWZGAZGXSF-UHFFFAOYSA-N 0.000 description 4
- 238000005482 strain hardening Methods 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 229910052684 Cerium Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000254 damaging effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
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- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
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- 230000009467 reduction Effects 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
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- 230000007704 transition Effects 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- 208000034189 Sclerosis Diseases 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- -1 residual γ Inorganic materials 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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- 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
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- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
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- C—CHEMISTRY; METALLURGY
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- 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
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- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
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- C—CHEMISTRY; METALLURGY
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- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- C—CHEMISTRY; METALLURGY
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- 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
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- C21D6/008—Heat treatment of ferrous alloys containing Si
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- C—CHEMISTRY; METALLURGY
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- 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
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- 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
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- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
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- C22C—ALLOYS
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- 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
- C21D2211/005—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]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Priority Applications (1)
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CN201510126711.8A CN104762565B (zh) | 2011-03-31 | 2012-03-21 | 加工性优异的高强度钢板及其制造方法 |
Applications Claiming Priority (9)
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JP2011080953 | 2011-03-31 | ||
JP2011-080954 | 2011-03-31 | ||
JP2011080954 | 2011-03-31 | ||
JP2011-080953 | 2011-03-31 | ||
JP2011-197670 | 2011-09-09 | ||
JP2011-197671 | 2011-09-09 | ||
JP2011197671A JP5685167B2 (ja) | 2011-03-31 | 2011-09-09 | 加工性に優れた高強度鋼板およびその製造方法 |
JP2011197670A JP5685166B2 (ja) | 2011-03-31 | 2011-09-09 | 加工性に優れた高強度鋼板およびその製造方法 |
PCT/JP2012/057210 WO2012133057A1 (fr) | 2011-03-31 | 2012-03-21 | Tôle d'acier à haute résistance présentant une excellente aptitude au façonnage, et son procédé de fabrication |
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CN201510126711.8A Division CN104762565B (zh) | 2011-03-31 | 2012-03-21 | 加工性优异的高强度钢板及其制造方法 |
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CN103459638A CN103459638A (zh) | 2013-12-18 |
CN103459638B true CN103459638B (zh) | 2015-07-15 |
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CN201280015849.5A Expired - Fee Related CN103459638B (zh) | 2011-03-31 | 2012-03-21 | 加工性优异的高强度钢板及其制造方法 |
CN201510126711.8A Expired - Fee Related CN104762565B (zh) | 2011-03-31 | 2012-03-21 | 加工性优异的高强度钢板及其制造方法 |
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US (2) | US20140044988A1 (fr) |
EP (2) | EP2695961B1 (fr) |
KR (2) | KR101574400B1 (fr) |
CN (2) | CN103459638B (fr) |
WO (1) | WO2012133057A1 (fr) |
Families Citing this family (15)
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JP5728115B1 (ja) | 2013-09-27 | 2015-06-03 | 株式会社神戸製鋼所 | 延性および低温靭性に優れた高強度鋼板、並びにその製造方法 |
JP6306481B2 (ja) * | 2014-03-17 | 2018-04-04 | 株式会社神戸製鋼所 | 延性及び曲げ性に優れた高強度冷延鋼板および高強度溶融亜鉛めっき鋼板、並びにそれらの製造方法 |
US10253389B2 (en) | 2014-03-31 | 2019-04-09 | Jfe Steel Corporation | High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor |
JP6284813B2 (ja) * | 2014-04-18 | 2018-02-28 | 株式会社神戸製鋼所 | 強冷間加工性と加工後の硬さに優れる熱延鋼板 |
US10711333B2 (en) * | 2014-10-30 | 2020-07-14 | Jfe Steel Corporation | High-strength steel sheet and method for manufacturing same |
JP6282576B2 (ja) * | 2014-11-21 | 2018-02-21 | 株式会社神戸製鋼所 | 高強度高延性鋼板 |
US10876181B2 (en) | 2015-02-24 | 2020-12-29 | Nippon Steel Corporation | Cold-rolled steel sheet and method of manufacturing same |
WO2017022027A1 (fr) * | 2015-07-31 | 2017-02-09 | 新日鐵住金株式会社 | Plaque d'acier de structure composite à transformation induite par contrainte et son procédé de fabrication |
US20180237881A1 (en) * | 2015-08-21 | 2018-08-23 | Nippon Steel & Sumitomo Metal Corporation | Steel sheet |
CN108474074B (zh) * | 2016-01-22 | 2021-06-04 | 杰富意钢铁株式会社 | 高强度钢板及其制造方法 |
JP6762868B2 (ja) * | 2016-03-31 | 2020-09-30 | 株式会社神戸製鋼所 | 高強度鋼板およびその製造方法 |
CN108652380B (zh) * | 2018-08-16 | 2023-09-19 | 尚赫(天津)科技开发有限公司 | 一种带远红外功能的保温杯、远红外钢及其制备方法 |
KR102321295B1 (ko) * | 2019-12-18 | 2021-11-03 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
CN113122770B (zh) * | 2019-12-31 | 2022-06-28 | 宝山钢铁股份有限公司 | 低碳低成本超高强复相钢板/钢带及其制造方法 |
CN114959422A (zh) * | 2022-06-06 | 2022-08-30 | 山东冀凯装备制造有限公司 | 一种高强度低合金贝氏体铸钢的制备方法 |
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JPS61217529A (ja) * | 1985-03-22 | 1986-09-27 | Nippon Steel Corp | 延性のすぐれた高強度鋼板の製造方法 |
JPS61272321A (ja) * | 1985-05-28 | 1986-12-02 | Nippon Steel Corp | 超高強度冷延鋼板の製造方法 |
JPH01230715A (ja) * | 1987-06-26 | 1989-09-14 | Nippon Steel Corp | プレス成形性の優れた高強度冷延鋼板の製造方法 |
JP3527092B2 (ja) | 1998-03-27 | 2004-05-17 | 新日本製鐵株式会社 | 加工性の良い高強度合金化溶融亜鉛めっき鋼板とその製造方法 |
JP4524850B2 (ja) * | 2000-04-27 | 2010-08-18 | Jfeスチール株式会社 | 延性および歪時効硬化特性に優れた高張力冷延鋼板および高張力冷延鋼板の製造方法 |
JP2001329340A (ja) * | 2000-05-17 | 2001-11-27 | Nippon Steel Corp | 成形性の優れた高強度鋼板及びその製造方法 |
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 |
JP4320198B2 (ja) * | 2003-03-28 | 2009-08-26 | 日新製鋼株式会社 | 衝撃特性と形状凍結性に優れた高強度冷延鋼板の製造方法 |
JP4411221B2 (ja) | 2004-01-28 | 2010-02-10 | 株式会社神戸製鋼所 | 伸び及び伸びフランジ性に優れた低降伏比高強度冷延鋼板およびめっき鋼板並びにその製造方法 |
JP2006089804A (ja) * | 2004-09-24 | 2006-04-06 | Nisshin Steel Co Ltd | 縮管性に優れたインパネリインフォースメント用高強度電縫鋼管の製造方法 |
JP4445365B2 (ja) * | 2004-10-06 | 2010-04-07 | 新日本製鐵株式会社 | 伸びと穴拡げ性に優れた高強度薄鋼板の製造方法 |
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 |
JP5076434B2 (ja) | 2005-10-06 | 2012-11-21 | Jfeスチール株式会社 | 成形性および塗装後耐食性に優れた高強度冷延鋼板およびその製造方法 |
KR100990772B1 (ko) * | 2005-12-28 | 2010-10-29 | 가부시키가이샤 고베 세이코쇼 | 초고강도 박강판 |
CN100510143C (zh) * | 2006-05-29 | 2009-07-08 | 株式会社神户制钢所 | 延伸凸缘性优异的高强度钢板 |
JP4974341B2 (ja) * | 2006-06-05 | 2012-07-11 | 株式会社神戸製鋼所 | 成形性、スポット溶接性、および耐遅れ破壊性に優れた高強度複合組織鋼板 |
JP5030200B2 (ja) | 2006-06-05 | 2012-09-19 | 株式会社神戸製鋼所 | 伸び、伸びフランジ性および溶接性に優れた高強度鋼板 |
KR101082680B1 (ko) * | 2006-07-14 | 2011-11-15 | 가부시키가이샤 고베 세이코쇼 | 고강도 강판 및 그 제조 방법 |
JP5223360B2 (ja) * | 2007-03-22 | 2013-06-26 | Jfeスチール株式会社 | 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 |
JP4910898B2 (ja) * | 2007-06-13 | 2012-04-04 | 住友金属工業株式会社 | 高強度鋼板およびその製造方法 |
JP5418047B2 (ja) * | 2008-09-10 | 2014-02-19 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
JP5365112B2 (ja) * | 2008-09-10 | 2013-12-11 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
JP2010065272A (ja) | 2008-09-10 | 2010-03-25 | Jfe Steel Corp | 高強度鋼板およびその製造方法 |
JP5883211B2 (ja) * | 2010-01-29 | 2016-03-09 | 株式会社神戸製鋼所 | 加工性に優れた高強度冷延鋼板およびその製造方法 |
JP5488129B2 (ja) * | 2010-03-31 | 2014-05-14 | 新日鐵住金株式会社 | 冷延鋼板およびその製造方法 |
-
2012
- 2012-03-21 WO PCT/JP2012/057210 patent/WO2012133057A1/fr active Application Filing
- 2012-03-21 KR KR1020137025521A patent/KR101574400B1/ko active IP Right Grant
- 2012-03-21 CN CN201280015849.5A patent/CN103459638B/zh not_active Expired - Fee Related
- 2012-03-21 CN CN201510126711.8A patent/CN104762565B/zh not_active Expired - Fee Related
- 2012-03-21 KR KR1020157009749A patent/KR101604963B1/ko active IP Right Grant
- 2012-03-21 EP EP12765664.3A patent/EP2695961B1/fr active Active
- 2012-03-21 US US14/008,875 patent/US20140044988A1/en not_active Abandoned
- 2012-03-21 EP EP15172192.5A patent/EP2942416B1/fr not_active Not-in-force
-
2016
- 2016-08-18 US US15/239,858 patent/US20160355920A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2012133057A1 (fr) | 2012-10-04 |
KR101604963B1 (ko) | 2016-03-18 |
EP2695961B1 (fr) | 2019-06-19 |
CN104762565A (zh) | 2015-07-08 |
KR20130125829A (ko) | 2013-11-19 |
US20160355920A1 (en) | 2016-12-08 |
KR101574400B1 (ko) | 2015-12-03 |
EP2942416B1 (fr) | 2017-06-07 |
EP2695961A4 (fr) | 2014-12-17 |
CN104762565B (zh) | 2017-04-12 |
KR20150050592A (ko) | 2015-05-08 |
EP2695961A1 (fr) | 2014-02-12 |
CN103459638A (zh) | 2013-12-18 |
EP2942416A1 (fr) | 2015-11-11 |
US20140044988A1 (en) | 2014-02-13 |
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