KR101607033B1 - 온간 성형용 고강도 강판 및 그 제조 방법 - Google Patents
온간 성형용 고강도 강판 및 그 제조 방법 Download PDFInfo
- Publication number
- KR101607033B1 KR101607033B1 KR1020147000633A KR20147000633A KR101607033B1 KR 101607033 B1 KR101607033 B1 KR 101607033B1 KR 1020147000633 A KR1020147000633 A KR 1020147000633A KR 20147000633 A KR20147000633 A KR 20147000633A KR 101607033 B1 KR101607033 B1 KR 101607033B1
- Authority
- KR
- South Korea
- Prior art keywords
- less
- steel sheet
- heating
- temperature
- warm
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 223
- 239000010959 steel Substances 0.000 title claims abstract description 223
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 122
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 229910000859 α-Fe Inorganic materials 0.000 claims description 58
- 239000000203 mixture Substances 0.000 claims description 22
- 238000007747 plating Methods 0.000 claims description 21
- 239000011159 matrix material Substances 0.000 claims description 18
- 238000005096 rolling process Methods 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 16
- 238000005098 hot rolling Methods 0.000 claims description 14
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 230000014509 gene expression Effects 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 48
- 230000035882 stress Effects 0.000 description 37
- 238000000465 moulding Methods 0.000 description 20
- 150000001247 metal acetylides Chemical class 0.000 description 18
- 238000009864 tensile test Methods 0.000 description 14
- 229910052750 molybdenum Inorganic materials 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 230000008859 change Effects 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 9
- 238000005728 strengthening Methods 0.000 description 9
- 229910052721 tungsten Inorganic materials 0.000 description 9
- 229910000734 martensite Inorganic materials 0.000 description 8
- 229910052720 vanadium Inorganic materials 0.000 description 8
- 229910001563 bainite Inorganic materials 0.000 description 7
- 238000005246 galvanizing Methods 0.000 description 7
- 230000009466 transformation Effects 0.000 description 7
- 229910001566 austenite Inorganic materials 0.000 description 6
- 229910001567 cementite Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 6
- 239000006104 solid solution Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 230000001376 precipitating effect Effects 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000003483 aging Methods 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005244 galvannealing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 230000037303 wrinkles 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
- B21B1/026—Rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- 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
-
- 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)
- 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)
- Heat Treatment Of Sheet Steel (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Heat Treatment Of Steel (AREA)
- Coating With Molten Metal (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2011-158508 | 2011-07-20 | ||
JP2011158508A JP5754279B2 (ja) | 2011-07-20 | 2011-07-20 | 温間成形用高強度鋼板およびその製造方法 |
PCT/JP2012/004462 WO2013011660A1 (ja) | 2011-07-20 | 2012-07-11 | 温間成形用高強度鋼板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20140026608A KR20140026608A (ko) | 2014-03-05 |
KR101607033B1 true KR101607033B1 (ko) | 2016-03-28 |
Family
ID=47557861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020147000633A KR101607033B1 (ko) | 2011-07-20 | 2012-07-11 | 온간 성형용 고강도 강판 및 그 제조 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20140141280A1 (ja) |
EP (1) | EP2735623B1 (ja) |
JP (1) | JP5754279B2 (ja) |
KR (1) | KR101607033B1 (ja) |
CN (1) | CN103687976B (ja) |
CA (1) | CA2840724C (ja) |
MX (1) | MX363738B (ja) |
WO (1) | WO2013011660A1 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5541263B2 (ja) * | 2011-11-04 | 2014-07-09 | Jfeスチール株式会社 | 加工性に優れた高強度熱延鋼板およびその製造方法 |
JP5957878B2 (ja) * | 2011-12-27 | 2016-07-27 | Jfeスチール株式会社 | 温間成形用高強度熱延鋼板およびその製造方法 |
KR101638715B1 (ko) | 2012-01-31 | 2016-07-11 | 제이에프이 스틸 가부시키가이샤 | 발전기 림용 열연 강판 및 그 제조 방법 |
JPWO2013132823A1 (ja) * | 2012-03-06 | 2015-07-30 | Jfeスチール株式会社 | 温間プレス成形方法および自動車骨格部品 |
KR101630557B1 (ko) * | 2012-03-06 | 2016-06-14 | 제이에프이 스틸 가부시키가이샤 | 온간 프레스 성형 방법 및 자동차 골격 부품 |
JP5920246B2 (ja) * | 2012-03-06 | 2016-05-18 | Jfeスチール株式会社 | 温間プレス成形方法 |
JP5821864B2 (ja) * | 2013-01-31 | 2015-11-24 | Jfeスチール株式会社 | バーリング加工性に優れた高強度熱延鋼板およびその製造方法 |
JP5637225B2 (ja) * | 2013-01-31 | 2014-12-10 | Jfeスチール株式会社 | バーリング加工性に優れた高強度熱延鋼板およびその製造方法 |
JP6052503B2 (ja) * | 2013-03-29 | 2016-12-27 | Jfeスチール株式会社 | 高強度熱延鋼板とその製造方法 |
JP5892147B2 (ja) * | 2013-03-29 | 2016-03-23 | Jfeスチール株式会社 | 高強度熱延鋼板およびその製造方法 |
JP5870961B2 (ja) * | 2013-05-20 | 2016-03-01 | Jfeスチール株式会社 | 温間プレス成形方法 |
JP5929846B2 (ja) * | 2013-06-18 | 2016-06-08 | Jfeスチール株式会社 | 温間プレス成形方法およびこの成形方法で用いる成形金型 |
WO2014208089A1 (ja) * | 2013-06-27 | 2014-12-31 | Jfeスチール株式会社 | 高強度熱延鋼板およびその製造方法 |
JP6075339B2 (ja) * | 2013-08-12 | 2017-02-08 | Jfeスチール株式会社 | 高強度部材の製造方法 |
CN103725956A (zh) * | 2013-12-26 | 2014-04-16 | 安阳钢铁股份有限公司 | 一种高强度轻量化自卸车车厢用钢及其生产方法 |
WO2017144419A1 (en) * | 2016-02-23 | 2017-08-31 | Tata Steel Ijmuiden B.V. | Hot formed part and method for producing it |
CN105838996A (zh) * | 2016-04-28 | 2016-08-10 | 河北钢铁股份有限公司承德分公司 | 一种800MPa级高强耐候钢板及其生产方法 |
CN115094318B (zh) * | 2022-06-18 | 2023-11-10 | 首钢集团有限公司 | 一种600MPa级车厢板用钢及其生产方法 |
CN115927959B (zh) * | 2022-11-15 | 2023-07-18 | 北京科技大学 | 一种2.2GPa级低成本低碳非均质片层超高强双相钢及制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007031802A (ja) * | 2005-07-29 | 2007-02-08 | Jfe Steel Kk | 超塑性を示す超高強度鋼板の加工方法 |
JP2009084643A (ja) | 2007-09-28 | 2009-04-23 | Kobe Steel Ltd | 疲労特性及び伸びフランジ性バランスに優れた熱延鋼板 |
JP2010053434A (ja) * | 2008-08-29 | 2010-03-11 | Nakayama Steel Works Ltd | 延性に優れた高強度熱延薄鋼板およびその製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4506005B2 (ja) | 2001-03-01 | 2010-07-21 | 住友金属工業株式会社 | 温間成形用高張力鋼板およびその成形法 |
JP3775337B2 (ja) * | 2002-04-26 | 2006-05-17 | Jfeスチール株式会社 | 材質均一性に優れた高成形性高張力熱延鋼板ならびにその製造方法および加工方法 |
JP4007050B2 (ja) * | 2002-04-26 | 2007-11-14 | Jfeスチール株式会社 | 加工性と疲労特性に優れた高張力溶接鋼管およびその製造方法、ならびに溶接鋼管素材用鋼帯 |
JP3821043B2 (ja) * | 2002-04-30 | 2006-09-13 | Jfeスチール株式会社 | 溶接性に優れた溶融亜鉛系めっき高張力熱延鋼板ならびにその製造方法および加工方法 |
JP3993831B2 (ja) | 2002-11-14 | 2007-10-17 | 新日本製鐵株式会社 | 熱間成形加工後の硬化能および衝撃特性に優れた鋼板およびその使用方法 |
JP4466352B2 (ja) * | 2004-12-10 | 2010-05-26 | Jfeスチール株式会社 | 温間成形に適した熱延鋼板およびその製造方法 |
JP5326403B2 (ja) * | 2007-07-31 | 2013-10-30 | Jfeスチール株式会社 | 高強度鋼板 |
JP5609223B2 (ja) * | 2010-04-09 | 2014-10-22 | Jfeスチール株式会社 | 温間加工性に優れた高強度鋼板およびその製造方法 |
-
2011
- 2011-07-20 JP JP2011158508A patent/JP5754279B2/ja active Active
-
2012
- 2012-07-11 KR KR1020147000633A patent/KR101607033B1/ko active IP Right Grant
- 2012-07-11 CN CN201280035912.1A patent/CN103687976B/zh not_active Expired - Fee Related
- 2012-07-11 CA CA2840724A patent/CA2840724C/en not_active Expired - Fee Related
- 2012-07-11 EP EP12815520.7A patent/EP2735623B1/en not_active Not-in-force
- 2012-07-11 MX MX2014000642A patent/MX363738B/es active IP Right Grant
- 2012-07-11 WO PCT/JP2012/004462 patent/WO2013011660A1/ja active Application Filing
- 2012-07-11 US US14/131,824 patent/US20140141280A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007031802A (ja) * | 2005-07-29 | 2007-02-08 | Jfe Steel Kk | 超塑性を示す超高強度鋼板の加工方法 |
JP2009084643A (ja) | 2007-09-28 | 2009-04-23 | Kobe Steel Ltd | 疲労特性及び伸びフランジ性バランスに優れた熱延鋼板 |
JP2010053434A (ja) * | 2008-08-29 | 2010-03-11 | Nakayama Steel Works Ltd | 延性に優れた高強度熱延薄鋼板およびその製造方法 |
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CN103687976B (zh) | 2016-05-18 |
MX2014000642A (es) | 2014-04-30 |
US20140141280A1 (en) | 2014-05-22 |
CA2840724A1 (en) | 2013-01-24 |
CN103687976A (zh) | 2014-03-26 |
JP2013023721A (ja) | 2013-02-04 |
EP2735623A4 (en) | 2015-08-12 |
EP2735623A1 (en) | 2014-05-28 |
WO2013011660A1 (ja) | 2013-01-24 |
CA2840724C (en) | 2016-02-09 |
JP5754279B2 (ja) | 2015-07-29 |
KR20140026608A (ko) | 2014-03-05 |
MX363738B (es) | 2019-04-02 |
EP2735623B1 (en) | 2018-07-04 |
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