KR20240056534A - 열간 압연 강판 및 그 제조 방법 - Google Patents

열간 압연 강판 및 그 제조 방법 Download PDF

Info

Publication number: KR20240056534A
Authority: KR; South Korea
Prior art keywords: rolled steel; hot rolled; steel sheet; steel; temperature
Prior art date: 2021-08-31

Application number

KR1020247009913A

Other languages

English (en)

Korean (ko)

Inventor

크니프 도린 더

톰 바터르쇼트

울리케 로렌츠

로드 뒤프레

리펀 브라케

Original Assignee

아르셀러미탈

Priority date (The priority date 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 date listed.)

2021-08-31

Filing date

2021-08-31

Publication date

2024-04-30

2021-08-31 Application filed by 아르셀러미탈 filed Critical 아르셀러미탈

2024-04-30 Publication of KR20240056534A publication Critical patent/KR20240056534A/ko

Links

229910000831 Steel Inorganic materials 0.000 title claims abstract description 115
239000010959 steel Substances 0.000 title claims abstract description 115
238000004519 manufacturing process Methods 0.000 title claims description 12
229910000734 martensite Inorganic materials 0.000 claims abstract description 28
229910001566 austenite Inorganic materials 0.000 claims abstract description 23
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
230000000717 retained effect Effects 0.000 claims abstract description 15
229910052799 carbon Inorganic materials 0.000 claims abstract description 14
229910052748 manganese Inorganic materials 0.000 claims abstract description 14
239000011572 manganese Substances 0.000 claims abstract description 14
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 13
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 11
239000010936 titanium Substances 0.000 claims abstract description 11
229910052719 titanium Inorganic materials 0.000 claims abstract description 11
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 10
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 10
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 10
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
229910052710 silicon Inorganic materials 0.000 claims abstract description 10
239000010703 silicon Substances 0.000 claims abstract description 10
229910052750 molybdenum Inorganic materials 0.000 claims abstract description 9
229910052758 niobium Inorganic materials 0.000 claims abstract description 9
239000010955 niobium Substances 0.000 claims abstract description 9
229910052720 vanadium Inorganic materials 0.000 claims abstract description 9
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 8
229910052804 chromium Inorganic materials 0.000 claims abstract description 8
239000011651 chromium Substances 0.000 claims abstract description 8
239000011733 molybdenum Substances 0.000 claims abstract description 8
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract description 8
229910001568 polygonal ferrite Inorganic materials 0.000 claims abstract description 8
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 8
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 7
229910052742 iron Inorganic materials 0.000 claims abstract description 7
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 6
229910001563 bainite Inorganic materials 0.000 claims abstract description 6
229910052796 boron Inorganic materials 0.000 claims abstract description 6
239000010949 copper Substances 0.000 claims abstract description 6
150000001247 metal acetylides Chemical class 0.000 claims abstract description 6
229910052717 sulfur Inorganic materials 0.000 claims abstract description 6
239000011593 sulfur Substances 0.000 claims abstract description 6
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 5
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 5
239000011575 calcium Substances 0.000 claims abstract description 5
229910052791 calcium Inorganic materials 0.000 claims abstract description 5
229910052802 copper Inorganic materials 0.000 claims abstract description 5
239000012535 impurity Substances 0.000 claims abstract description 5
239000011777 magnesium Substances 0.000 claims abstract description 5
229910052749 magnesium Inorganic materials 0.000 claims abstract description 5
229910052759 nickel Inorganic materials 0.000 claims abstract description 5
229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 4
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 4
229910052698 phosphorus Inorganic materials 0.000 claims abstract description 4
239000011574 phosphorus Substances 0.000 claims abstract description 4
238000012545 processing Methods 0.000 claims abstract description 3
239000000203 mixture Substances 0.000 claims description 27
238000001816 cooling Methods 0.000 claims description 22
238000000034 method Methods 0.000 claims description 13
238000005098 hot rolling Methods 0.000 claims description 7
238000010438 heat treatment Methods 0.000 claims description 5
238000003303 reheating Methods 0.000 claims description 3
238000005096 rolling process Methods 0.000 claims description 3
239000011265 semifinished product Substances 0.000 claims 2
239000000047 product Substances 0.000 claims 1
229910001567 cementite Inorganic materials 0.000 description 6
230000008569 process Effects 0.000 description 6
238000012360 testing method Methods 0.000 description 6
238000000137 annealing Methods 0.000 description 5
230000000694 effects Effects 0.000 description 5
KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 4
238000009749 continuous casting Methods 0.000 description 4
230000001627 detrimental effect Effects 0.000 description 4
238000001556 precipitation Methods 0.000 description 4
238000005266 casting Methods 0.000 description 3
238000001887 electron backscatter diffraction Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
239000012071 phase Substances 0.000 description 3
238000005204 segregation Methods 0.000 description 3
239000006104 solid solution Substances 0.000 description 3
229910000859 α-Fe Inorganic materials 0.000 description 3
230000002411 adverse Effects 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
230000007797 corrosion Effects 0.000 description 2
238000005260 corrosion Methods 0.000 description 2
230000007547 defect Effects 0.000 description 2
238000005530 etching Methods 0.000 description 2
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
150000004767 nitrides Chemical class 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
238000012827 research and development Methods 0.000 description 2
238000002791 soaking Methods 0.000 description 2
238000007711 solidification Methods 0.000 description 2
230000008023 solidification Effects 0.000 description 2
230000000087 stabilizing effect Effects 0.000 description 2
238000005728 strengthening Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
229910000617 Mangalloy Inorganic materials 0.000 description 1
229910000746 Structural steel Inorganic materials 0.000 description 1
-1 Titanium forms carbides Chemical class 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
229910001297 Zn alloy Inorganic materials 0.000 description 1
230000032683 aging Effects 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
238000005275 alloying Methods 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
238000005452 bending Methods 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000010941 cobalt Substances 0.000 description 1
229910017052 cobalt Inorganic materials 0.000 description 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
238000005336 cracking Methods 0.000 description 1
239000013078 crystal Substances 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000001934 delay Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000010894 electron beam technology Methods 0.000 description 1
238000004453 electron probe microanalysis Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
239000007792 gaseous phase Substances 0.000 description 1
229910052735 hafnium Inorganic materials 0.000 description 1
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
UNASZPQZIFZUSI-UHFFFAOYSA-N methylidyneniobium Chemical compound [Nb]#C UNASZPQZIFZUSI-UHFFFAOYSA-N 0.000 description 1
229910001562 pearlite Inorganic materials 0.000 description 1
230000009467 reduction Effects 0.000 description 1
239000000243 solution Substances 0.000 description 1
150000004763 sulfides Chemical class 0.000 description 1
239000002344 surface layer Substances 0.000 description 1
238000009864 tensile test Methods 0.000 description 1
230000009466 transformation Effects 0.000 description 1
MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
230000035899 viability Effects 0.000 description 1
239000011701 zinc Substances 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
229910052726 zirconium Inorganic materials 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
- 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
- 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
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/22—Martempering
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- 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
- C22C38/002—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
- C22C38/06—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

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)
Heat Treatment Of Steel (AREA)
Heat Treatment Of Sheet Steel (AREA)

KR1020247009913A 2021-08-31 2021-08-31 열간 압연 강판 및 그 제조 방법 KR20240056534A (ko)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/IB2021/057943 WO2023031645A1 (en)	2021-08-31	2021-08-31	Hot rolled and steel sheet and a method of manufacturing thereof

Publications (1)

Publication Number	Publication Date
KR20240056534A true KR20240056534A (ko)	2024-04-30

Family

ID=77864616

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1020247009913A KR20240056534A (ko)	2021-08-31	2021-08-31	열간 압연 강판 및 그 제조 방법

Country Status (7)

Country	Link
EP (1)	EP4396389A1 (zh)
JP (1)	JP2024530989A (zh)
KR (1)	KR20240056534A (zh)
CN (1)	CN117940598A (zh)
CA (1)	CA3229159A1 (zh)
MX (1)	MX2024002449A (zh)
WO (1)	WO2023031645A1 (zh)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR101027250B1 (ko) *	2008-05-20	2011-04-06	주식회사 포스코	고연성 및 내지연파괴 특성이 우수한 고강도 냉연강판,용융아연 도금강판 및 그 제조방법
US20120018056A1 (en)	2009-01-30	2012-01-26	Jfe Steel Corporation	Thick-walled high-strength hot rolled steel sheet having excellent hydrogen induced cracking resistance and manufacturing method thereof
US20140261918A1 (en)	2013-03-15	2014-09-18	Exxonmobil Research And Engineering Company	Enhanced wear resistant steel and methods of making the same
JP6610389B2 (ja) *	2015-04-01	2019-11-27	日本製鉄株式会社	熱延鋼板及びその製造方法
JP6222198B2 (ja) *	2015-10-19	2017-11-01	Ｊｆｅスチール株式会社	ホットプレス部材およびその製造方法
WO2017208762A1 (ja) *	2016-05-30	2017-12-07	株式会社神戸製鋼所	高強度鋼板およびその製造方法
WO2018055425A1 (en) *	2016-09-22	2018-03-29	Arcelormittal	High strength and high formability steel sheet and manufacturing method
CN108315671B (zh) *	2018-05-14	2019-09-17	东北大学	屈服强度1000MPa级低屈强比超高强钢及其制备方法
CN108950150B (zh) *	2018-08-31	2020-04-10	东北大学	基于完全奥氏体化的超高强度冷轧中锰q＆p钢热处理工艺
WO2021123877A1 (en) *	2019-12-17	2021-06-24	Arcelormittal	Hot rolled steel sheet and method of manufacturing thereof

2021
- 2021-08-31 EP EP21773661.0A patent/EP4396389A1/en active Pending
- 2021-08-31 KR KR1020247009913A patent/KR20240056534A/ko unknown
- 2021-08-31 JP JP2024513404A patent/JP2024530989A/ja active Pending
- 2021-08-31 WO PCT/IB2021/057943 patent/WO2023031645A1/en active Application Filing
- 2021-08-31 CA CA3229159A patent/CA3229159A1/en active Pending
- 2021-08-31 MX MX2024002449A patent/MX2024002449A/es unknown
- 2021-08-31 CN CN202180101858.5A patent/CN117940598A/zh active Pending

Also Published As

Publication number	Publication date
CA3229159A1 (en)	2023-03-09
JP2024530989A (ja)	2024-08-27
MX2024002449A (es)	2024-03-08
EP4396389A1 (en)	2024-07-10
CN117940598A (zh)	2024-04-26
WO2023031645A1 (en)	2023-03-09

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