EP2604715A1 - Hochfestes kaltgewalztes stahlblech mit hervorragender bearbeitbarkeit und stossfestigkeit sowie herstellungsverfahren dafür - Google Patents
Hochfestes kaltgewalztes stahlblech mit hervorragender bearbeitbarkeit und stossfestigkeit sowie herstellungsverfahren dafür Download PDFInfo
- Publication number
- EP2604715A1 EP2604715A1 EP10855912.1A EP10855912A EP2604715A1 EP 2604715 A1 EP2604715 A1 EP 2604715A1 EP 10855912 A EP10855912 A EP 10855912A EP 2604715 A1 EP2604715 A1 EP 2604715A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel sheet
- rolled steel
- cold rolled
- temperature
- strength cold
- 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.)
- Granted
Links
- 239000010960 cold rolled steel Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 19
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 58
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 57
- 230000000717 retained effect Effects 0.000 claims abstract description 34
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 5
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 4
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 45
- 239000010959 steel Substances 0.000 claims description 45
- 238000001816 cooling Methods 0.000 claims description 36
- 238000010438 heat treatment Methods 0.000 claims description 20
- 230000009466 transformation Effects 0.000 claims description 16
- 238000000137 annealing Methods 0.000 claims description 13
- 238000005098 hot rolling Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 238000005097 cold rolling Methods 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 description 32
- 230000000694 effects Effects 0.000 description 18
- 238000005096 rolling process Methods 0.000 description 17
- 230000007423 decrease Effects 0.000 description 11
- 239000011572 manganese Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 239000011651 chromium Substances 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000003303 reheating Methods 0.000 description 7
- 238000005728 strengthening Methods 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 6
- 239000010955 niobium Substances 0.000 description 6
- 229910001562 pearlite Inorganic materials 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- 239000011575 calcium Substances 0.000 description 5
- 229910052761 rare earth metal Inorganic materials 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 229910001567 cementite Inorganic materials 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 229910001563 bainite Inorganic materials 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 230000000593 degrading effect Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 239000002436 steel type Substances 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910000794 TRIP steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004186 Penicillin G benzathine Substances 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- -1 carbon nitrides Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
-
- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
-
- 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
- C22C38/001—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
- C22C38/02—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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/18—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
- 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
- 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
- C21D2211/005—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
-
- 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
- C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
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)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2010/063949 WO2012020511A1 (ja) | 2010-08-12 | 2010-08-12 | 加工性および耐衝撃性に優れた高強度冷延鋼板およびその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP2604715A1 true EP2604715A1 (de) | 2013-06-19 |
| EP2604715A4 EP2604715A4 (de) | 2017-12-13 |
| EP2604715B1 EP2604715B1 (de) | 2019-12-11 |
Family
ID=45567489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP10855912.1A Active EP2604715B1 (de) | 2010-08-12 | 2010-08-12 | Verfahren zur herstellung eines hochfesten kaltgewalzten stahlblechs mit ausgezeichneter formbarkeit und crashfestigkeit |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20130133792A1 (de) |
| EP (1) | EP2604715B1 (de) |
| KR (1) | KR20130036763A (de) |
| CN (1) | CN103069040A (de) |
| CA (1) | CA2805834C (de) |
| MX (1) | MX2013001456A (de) |
| WO (1) | WO2012020511A1 (de) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2818569A4 (de) * | 2012-02-22 | 2015-12-30 | Nippon Steel & Sumitomo Metal Corp | Kaltgewalztes stahlblech und herstellungsverfahren dafür |
| EP3012339A4 (de) * | 2013-08-09 | 2016-07-13 | Jfe Steel Corp | Hochfestes kaltgewalztes stahlblech mit hohem streckgrenzenverhältnis und verfahren zur herstellung des bleches |
| WO2017108897A1 (en) * | 2015-12-21 | 2017-06-29 | Arcelormittal | Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet |
| US10174396B2 (en) | 2014-01-29 | 2019-01-08 | Jfe Steel Corporation | High-strength cold-rolled steel sheet and method for manufacturing the same (as amended) |
| US10329636B2 (en) | 2014-03-31 | 2019-06-25 | Jfe Steel Corporation | High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor |
| US10450642B2 (en) | 2015-01-15 | 2019-10-22 | Jfe Steel Corporation | High-strength galvanized steel sheet and method for producing the same |
| EP3460088A4 (de) * | 2016-08-08 | 2020-03-11 | Nippon Steel Corporation | Stahlblech |
| EP3919637A4 (de) * | 2019-01-29 | 2021-12-08 | JFE Steel Corporation | Hochfestes stahlblech und verfahren zur herstellung davon |
| US11827948B2 (en) | 2015-12-21 | 2023-11-28 | Arcelormittal | Method for producing a high strength coated steel sheet having improved ductility and formability, and obtained coated steel sheet |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP2772556B1 (de) * | 2011-10-24 | 2018-12-19 | JFE Steel Corporation | Verfahren zur herstellung eines hochfesten stahlblechs mit hervorragender verarbeitbarkeit |
| US9587288B2 (en) | 2012-03-30 | 2017-03-07 | Kobe Steel, Ltd. | Gear having excellent seizing resistance |
| CN102899563B (zh) * | 2012-11-01 | 2015-11-11 | 湖南华菱湘潭钢铁有限公司 | 一种超高强钢板的生产方法 |
| CN102876972B (zh) * | 2012-11-01 | 2015-10-28 | 湖南华菱湘潭钢铁有限公司 | 一种超高强钢板的生产方法 |
| CN103805838B (zh) | 2012-11-15 | 2017-02-08 | 宝山钢铁股份有限公司 | 一种高成形性超高强度冷轧钢板及其制造方法 |
| CN103805840B (zh) | 2012-11-15 | 2016-12-21 | 宝山钢铁股份有限公司 | 一种高成形性热镀锌超高强度钢板及其制造方法 |
| JP6264176B2 (ja) * | 2013-04-23 | 2018-01-24 | 新日鐵住金株式会社 | 冷延鋼板およびその製造方法 |
| JP6322973B2 (ja) * | 2013-11-28 | 2018-05-16 | 新日鐵住金株式会社 | 衝撃吸収特性に優れた高強度鋼 |
| WO2015102050A1 (ja) | 2014-01-06 | 2015-07-09 | 新日鐵住金株式会社 | 鋼材およびその製造方法 |
| EP3093359A4 (de) | 2014-01-06 | 2017-08-23 | Nippon Steel & Sumitomo Metal Corporation | Warmgeformtes element und verfahren zu herstellung davon |
| US10435762B2 (en) * | 2014-03-31 | 2019-10-08 | Jfe Steel Corporation | High-yield-ratio high-strength cold-rolled steel sheet and method of producing the same |
| KR101594670B1 (ko) | 2014-05-13 | 2016-02-17 | 주식회사 포스코 | 연성이 우수한 고강도 냉연강판, 용융아연도금강판 및 이들의 제조방법 |
| JP6379716B2 (ja) * | 2014-06-23 | 2018-08-29 | 新日鐵住金株式会社 | 冷延鋼板及びその製造方法 |
| JP6303866B2 (ja) * | 2014-06-26 | 2018-04-04 | 新日鐵住金株式会社 | 高強度鋼材およびその製造方法 |
| JP5943157B1 (ja) * | 2014-08-07 | 2016-06-29 | Ｊｆｅスチール株式会社 | 高強度鋼板およびその製造方法、ならびに高強度亜鉛めっき鋼板の製造方法 |
| US10570475B2 (en) | 2014-08-07 | 2020-02-25 | Jfe Steel Corporation | High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet |
| MX2017001529A (es) * | 2014-08-07 | 2017-05-11 | Jfe Steel Corp | Lamina de acero de alta resistencia y metodo de produccion para la misma, y metodo de produccion para lamina de acero galvanizada de alta resistencia. |
| WO2016092733A1 (ja) * | 2014-12-12 | 2016-06-16 | Ｊｆｅスチール株式会社 | 高強度冷延鋼板及びその製造方法 |
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| CN105039846B (zh) * | 2015-08-17 | 2016-09-14 | 攀钢集团攀枝花钢铁研究院有限公司 | 钒微合金化tam钢及其制造方法 |
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| WO2018043456A1 (ja) | 2016-08-31 | 2018-03-08 | Ｊｆｅスチール株式会社 | 高強度冷延薄鋼板及びその製造方法 |
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| IN2014DN11262A (de) * | 2012-07-31 | 2015-10-09 | Jfe Steel Corp |
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2010
- 2010-08-12 CA CA2805834A patent/CA2805834C/en not_active Expired - Fee Related
- 2010-08-12 EP EP10855912.1A patent/EP2604715B1/de active Active
- 2010-08-12 US US13/816,561 patent/US20130133792A1/en not_active Abandoned
- 2010-08-12 KR KR1020137003735A patent/KR20130036763A/ko not_active Application Discontinuation
- 2010-08-12 CN CN2010800685780A patent/CN103069040A/zh active Pending
- 2010-08-12 MX MX2013001456A patent/MX2013001456A/es not_active Application Discontinuation
- 2010-08-12 WO PCT/JP2010/063949 patent/WO2012020511A1/ja active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2818569A4 (de) * | 2012-02-22 | 2015-12-30 | Nippon Steel & Sumitomo Metal Corp | Kaltgewalztes stahlblech und herstellungsverfahren dafür |
| EP3012339A4 (de) * | 2013-08-09 | 2016-07-13 | Jfe Steel Corp | Hochfestes kaltgewalztes stahlblech mit hohem streckgrenzenverhältnis und verfahren zur herstellung des bleches |
| US10156005B2 (en) | 2013-08-09 | 2018-12-18 | Jfe Steel Corporation | High-yield-ratio, high-strength cold rolled steel sheet and production method therefor |
| US10174396B2 (en) | 2014-01-29 | 2019-01-08 | Jfe Steel Corporation | High-strength cold-rolled steel sheet and method for manufacturing the same (as amended) |
| US10329636B2 (en) | 2014-03-31 | 2019-06-25 | Jfe Steel Corporation | High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor |
| US10450642B2 (en) | 2015-01-15 | 2019-10-22 | Jfe Steel Corporation | High-strength galvanized steel sheet and method for producing the same |
| WO2017109542A1 (en) * | 2015-12-21 | 2017-06-29 | Arcelormittal | Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet |
| WO2017108897A1 (en) * | 2015-12-21 | 2017-06-29 | Arcelormittal | Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet |
| EP3653739A1 (de) * | 2015-12-21 | 2020-05-20 | ArcelorMittal | Verfahren zur herstellung eines hochfesten stahlblechs mit verbesserter leitfähigkeit und verformbarkeit und hergestelltes stahlblech |
| US11827948B2 (en) | 2015-12-21 | 2023-11-28 | Arcelormittal | Method for producing a high strength coated steel sheet having improved ductility and formability, and obtained coated steel sheet |
| EP3460088A4 (de) * | 2016-08-08 | 2020-03-11 | Nippon Steel Corporation | Stahlblech |
| US11365465B2 (en) | 2016-08-08 | 2022-06-21 | Nippon Steel Corporation | Steel sheet |
| EP3919637A4 (de) * | 2019-01-29 | 2021-12-08 | JFE Steel Corporation | Hochfestes stahlblech und verfahren zur herstellung davon |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012020511A1 (ja) | 2012-02-16 |
| CA2805834C (en) | 2016-06-07 |
| US20130133792A1 (en) | 2013-05-30 |
| MX2013001456A (es) | 2013-04-29 |
| KR20130036763A (ko) | 2013-04-12 |
| CA2805834A1 (en) | 2012-02-16 |
| EP2604715B1 (de) | 2019-12-11 |
| CN103069040A (zh) | 2013-04-24 |
| EP2604715A4 (de) | 2017-12-13 |
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