AU2008247365B2 - A thin cast strip product with microalloy additions, and method for making the same - Google Patents

A thin cast strip product with microalloy additions, and method for making the same Download PDF

Info

Publication number: AU2008247365B2
Authority: AU; Australia
Prior art keywords: steel; niobium; less; strip; thin cast
Prior art date: 2007-05-06
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.): Active

Application number

AU2008247365A

Other languages

English (en)

Other versions

AU2008247365A1 (en

Inventor

Daniel Geoffrey Edelman

Harold Roland Kaul

Christopher Ronald Killmore

James Geoffery Williams

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nucor Corp

Original Assignee

Nucor Corp

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.)

2007-05-06

Filing date

2008-05-06

Publication date

2013-05-16

2007-05-06 Priority claimed from US11/744,881 external-priority patent/US20070212249A1/en

2008-05-06 Application filed by Nucor Corp filed Critical Nucor Corp

2008-11-13 Publication of AU2008247365A1 publication Critical patent/AU2008247365A1/en

2013-05-16 Application granted granted Critical

2013-05-16 Publication of AU2008247365B2 publication Critical patent/AU2008247365B2/en

2017-05-25 Assigned to NUCOR CORPORATION reassignment NUCOR CORPORATION Request for Assignment Assignors: BLUESCOPE STEEL LIMITED, IHI CORPORATION

Status Active legal-status Critical Current

2028-05-06 Anticipated expiration legal-status Critical

Links

238000000034 method Methods 0.000 title claims description 29
238000007792 addition Methods 0.000 title description 30
229910000831 Steel Inorganic materials 0.000 claims abstract description 241
239000010959 steel Substances 0.000 claims abstract description 241
239000010955 niobium Substances 0.000 claims abstract description 169
229910052758 niobium Inorganic materials 0.000 claims abstract description 159
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract description 142
239000002245 particle Substances 0.000 claims abstract description 67
238000003483 aging Methods 0.000 claims abstract description 55
229910052720 vanadium Inorganic materials 0.000 claims abstract description 51
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 47
229910000859 α-Fe Inorganic materials 0.000 claims abstract description 46
229910001208 Crucible steel Inorganic materials 0.000 claims abstract description 38
239000006104 solid solution Substances 0.000 claims abstract description 35
229910001563 bainite Inorganic materials 0.000 claims abstract description 34
229910052799 carbon Inorganic materials 0.000 claims abstract description 32
229910052710 silicon Inorganic materials 0.000 claims abstract description 30
239000010703 silicon Substances 0.000 claims abstract description 30
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 29
229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
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 claims abstract description 18
238000005266 casting Methods 0.000 claims description 67
238000005098 hot rolling Methods 0.000 claims description 39
230000009467 reduction Effects 0.000 claims description 26
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
239000000203 mixture Substances 0.000 claims description 21
238000001816 cooling Methods 0.000 claims description 17
229910052751 metal Inorganic materials 0.000 claims description 16
239000002184 metal Substances 0.000 claims description 16
229910052750 molybdenum Inorganic materials 0.000 claims description 16
229910052742 iron Inorganic materials 0.000 claims description 12
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 11
239000011733 molybdenum Substances 0.000 claims description 11
229910000760 Hardened steel Inorganic materials 0.000 abstract description 21
239000000047 product Substances 0.000 description 85
238000000137 annealing Methods 0.000 description 33
230000000694 effects Effects 0.000 description 30
238000005728 strengthening Methods 0.000 description 22
229910001566 austenite Inorganic materials 0.000 description 21
230000015572 biosynthetic process Effects 0.000 description 20
238000010438 heat treatment Methods 0.000 description 20
239000002244 precipitate Substances 0.000 description 17
238000005246 galvanizing Methods 0.000 description 15
230000032683 aging Effects 0.000 description 11
230000001965 increasing effect Effects 0.000 description 11
238000001556 precipitation Methods 0.000 description 11
238000001953 recrystallisation Methods 0.000 description 11
239000010936 titanium Substances 0.000 description 11
238000004627 transmission electron microscopy Methods 0.000 description 11
229910052719 titanium Inorganic materials 0.000 description 10
238000012545 processing Methods 0.000 description 9
239000000523 sample Substances 0.000 description 9
238000004519 manufacturing process Methods 0.000 description 8
230000008569 process Effects 0.000 description 8
230000000717 retained effect Effects 0.000 description 8
230000002829 reductive effect Effects 0.000 description 7
238000005097 cold rolling Methods 0.000 description 6
239000011572 manganese Substances 0.000 description 6
229910000742 Microalloyed steel Inorganic materials 0.000 description 5
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
238000005275 alloying Methods 0.000 description 5
238000004458 analytical method Methods 0.000 description 5
238000011084 recovery Methods 0.000 description 5
239000000243 solution Substances 0.000 description 5
230000009466 transformation Effects 0.000 description 5
238000009826 distribution Methods 0.000 description 4
239000011888 foil Substances 0.000 description 4
230000014759 maintenance of location Effects 0.000 description 4
239000000463 material Substances 0.000 description 4
238000005096 rolling process Methods 0.000 description 4
239000007787 solid Substances 0.000 description 4
230000001629 suppression Effects 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
238000013459 approach Methods 0.000 description 3
238000003303 reheating Methods 0.000 description 3
238000007711 solidification Methods 0.000 description 3
230000008023 solidification Effects 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
239000011248 coating agent Substances 0.000 description 2
238000000576 coating method Methods 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
238000005530 etching Methods 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
150000001247 metal acetylides Chemical class 0.000 description 2
238000001000 micrograph Methods 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification 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
238000000879 optical micrograph Methods 0.000 description 2
VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
238000005498 polishing Methods 0.000 description 2
238000007712 rapid solidification Methods 0.000 description 2
230000035882 stress Effects 0.000 description 2
230000000930 thermomechanical effect Effects 0.000 description 2
238000011282 treatment Methods 0.000 description 2
229910001209 Low-carbon steel Inorganic materials 0.000 description 1
229910018643 Mn—Si Inorganic materials 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
238000001016 Ostwald ripening Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
230000004913 activation Effects 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
238000005452 bending Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
230000001427 coherent effect Effects 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000009749 continuous casting Methods 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
238000000605 extraction Methods 0.000 description 1
230000006870 function Effects 0.000 description 1
230000012010 growth Effects 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000001939 inductive effect Effects 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
238000009434 installation Methods 0.000 description 1
238000011068 loading method Methods 0.000 description 1
230000033001 locomotion Effects 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
230000005499 meniscus Effects 0.000 description 1
RJSRQTFBFAJJIL-UHFFFAOYSA-N niobium titanium Chemical compound [Ti].[Nb] RJSRQTFBFAJJIL-UHFFFAOYSA-N 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
229910001562 pearlite Inorganic materials 0.000 description 1
238000005554 pickling Methods 0.000 description 1
238000004881 precipitation hardening Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
230000005855 radiation Effects 0.000 description 1
238000007670 refining Methods 0.000 description 1
230000010076 replication Effects 0.000 description 1
238000009751 slip forming Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000012360 testing method Methods 0.000 description 1
230000001131 transforming effect Effects 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0622—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by two casting wheels
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
- 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
- C21D6/02—Hardening by precipitation
- 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
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Crystallography & Structural Chemistry (AREA)
Thermal Sciences (AREA)
Physics & Mathematics (AREA)
Heat Treatment Of Sheet Steel (AREA)
Continuous Casting (AREA)
Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Shaping Of Tube Ends By Bending Or Straightening (AREA)
Metal Rolling (AREA)

AU2008247365A 2007-05-06 2008-05-06 A thin cast strip product with microalloy additions, and method for making the same Active AU2008247365B2 (en)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US11/744,881 US20070212249A1 (en)	2005-10-20	2007-05-06	Thin cast strip product with microalloy additions, and method for making the same
US11/744,881		2007-05-06
US94378107P	2007-06-13	2007-06-13
US60/943,781		2007-06-13
PCT/US2008/062776 WO2008137898A1 (fr)	2007-05-06	2008-05-06	Produit en bande, moulé, mince contenant des ajouts de microalliage, et son procédé de fabrication

Publications (2)

Publication Number	Publication Date
AU2008247365A1 AU2008247365A1 (en)	2008-11-13
AU2008247365B2 true AU2008247365B2 (en)	2013-05-16

Family

ID=39943999

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
AU2008247365A Active AU2008247365B2 (en)	2007-05-06	2008-05-06	A thin cast strip product with microalloy additions, and method for making the same
AU2008247366A Active AU2008247366B2 (en)	2007-05-06	2008-05-06	A thin cast strip product with microalloy additions, and method for making the same
AU2008247367A Active AU2008247367B2 (en)	2007-05-06	2008-05-06	A thin cast strip product with microalloy additions, and method for making the same

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
AU2008247366A Active AU2008247366B2 (en)	2007-05-06	2008-05-06	A thin cast strip product with microalloy additions, and method for making the same
AU2008247367A Active AU2008247367B2 (en)	2007-05-06	2008-05-06	A thin cast strip product with microalloy additions, and method for making the same

Country Status (18)

Country	Link
EP (3)	EP2162251B1 (fr)
JP (1)	JP5385899B2 (fr)
KR (2)	KR101576963B1 (fr)
CN (3)	CN101765470A (fr)
AU (3)	AU2008247365B2 (fr)
BR (1)	BRPI0811554B1 (fr)
CA (1)	CA2686495C (fr)
CO (1)	CO6241142A2 (fr)
CR (1)	CR11111A (fr)
EC (1)	ECSP099784A (fr)
ES (2)	ES2884217T3 (fr)
MA (1)	MA31401B1 (fr)
MX (1)	MX2009012021A (fr)
MY (3)	MY150225A (fr)
NZ (3)	NZ581424A (fr)
PL (3)	PL2162251T3 (fr)
RU (1)	RU2471589C2 (fr)
WO (3)	WO2008137900A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20100215981A1 (en) *	2009-02-20	2010-08-26	Nucor Corporation	Hot rolled thin cast strip product and method for making the same
CN103305770B (zh) *	2012-03-14	2015-12-09	宝山钢铁股份有限公司	一种薄带连铸550MPa级高强耐大气腐蚀钢带的制造方法
CN103305755B (zh) *	2012-03-14	2015-10-28	宝山钢铁股份有限公司	一种薄带连铸低碳微合金高强钢带制造方法
CN103305754B (zh) *	2012-03-14	2015-09-23	宝山钢铁股份有限公司	一种时效硬化薄带连铸低碳微合金钢带制造方法
CN103302255B (zh) *	2012-03-14	2015-10-28	宝山钢铁股份有限公司	一种薄带连铸700MPa级高强耐大气腐蚀钢制造方法
CN103305759B (zh) *	2012-03-14	2014-10-29	宝山钢铁股份有限公司	一种薄带连铸700MPa级高强耐候钢制造方法
CN103305746B (zh) *	2012-03-14	2015-09-23	宝山钢铁股份有限公司	一种时效硬化薄带连铸低碳微合金高强钢带制造方法
CN102978512B (zh) *	2012-12-21	2014-10-29	武汉钢铁(集团)公司	一种高强涂漆捆带及其制备方法
MX2016005439A (es) *	2013-10-28	2016-08-03	Nanosteel Co Inc	Produccion de chapas metalicas mediante la fundicion de placas.
US10683561B2 (en) *	2014-05-30	2020-06-16	Baoshan Iron & Steel Co., Ltd.	Method for directly producing pickling-free hot-plated sheet strip product from molten steel
CN104630623B (zh) *	2015-01-30	2017-03-01	首钢总公司	具有高扩孔性能的热轧酸洗带钢及其生产方法
US10174398B2 (en) *	2016-02-22	2019-01-08	Nucor Corporation	Weathering steel
CN112522576B (zh)	2019-09-19	2022-11-18	宝山钢铁股份有限公司	一种薄规格高耐蚀钢及其生产方法
WO2021052312A1 (fr)	2019-09-19	2021-03-25	宝山钢铁股份有限公司	Bande d'acier martensitique et procédé de fabrication associé
CN111014602B (zh) *	2019-12-30	2022-04-08	中国科学院合肥物质科学研究院	一种以前驱粉诱导形核通过薄带连铸工艺制备氧化物弥散强化钢的方法
DE102022204069A1 (de)	2022-04-27	2023-11-02	Sms Group Gmbh	Gieß-Walz-Anlage und Verfahren zur Erzeugung eines Stahlbandes
CN119194253A (zh) *	2024-09-20	2024-12-27	天津艺创节能科技有限公司	一种含铌微合金化高强度钢的生产方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6502626B1 (en) *	1997-06-19	2003-01-07	Acciai Speciali Terni S.P.A.	Continuous casting process for producing low carbon steel strips and strips so obtainable with good as cast mechanical properties
US6663725B2 (en) *	1999-09-16	2003-12-16	Nkk Corporation	High strength steel sheet and method for manufacturing the same
US6818073B2 (en) *	2000-09-29	2004-11-16	Nucor Corporation	Method of producing steel strip

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3726723A (en) *	1970-05-11	1973-04-10	American Metal Climax Inc	Hot-rolled low alloy steels
JPS579831A (en)	1980-05-21	1982-01-19	British Steel Corp	Steel production
CA1207639A (fr) *	1983-03-17	1986-07-15	Rodney J. Jesseman	Tole epaisse en alliage d'acier, et sa fabrication
EP0288054B1 (fr) *	1987-04-24	1993-08-11	Nippon Steel Corporation	Procédé pour la fabrication de tôles d'acier de haute ténacité à basses températures
ATE153573T1 (de)	1990-04-04	1997-06-15	Ishikawajima Harima Heavy Ind	Verfahren und vorrichtung zum kontinuierlichen bandgiessen
JPH04325657A (ja) *	1991-04-26	1992-11-16	Kobe Steel Ltd	伸びフランジ性の優れた高強度熱延鋼板及びその製造方法
JPH0826411B2 (ja) *	1991-12-25	1996-03-13	株式会社神戸製鋼所	深絞り性に優れた高強度冷延鋼板の製造方法
SG43918A1 (en) *	1993-04-26	1997-11-14	Nippon Steel Corp	Thin steel sheet having excellent stretch-flange ability and process for producing the same
IN181634B (fr)	1993-05-27	1998-08-01	Bhp Steel Jla Pty Ltd Ishikawa
JPH0841537A (ja) *	1994-07-29	1996-02-13	Kobe Steel Ltd	高強度高靭性ボルト用鋼材の製法
JP3276258B2 (ja) *	1995-01-20	2002-04-22	株式会社神戸製鋼所	化成処理性及び加工性の良好な高強度熱延鋼板及びその製造方法
JPH08260042A (ja) *	1995-03-22	1996-10-08	Nippon Steel Corp	高張力を有する構造用厚鋼板の製造方法
JP3251506B2 (ja) *	1996-07-15	2002-01-28	株式会社神戸製鋼所	圧壊特性に優れた高強度熱延鋼板及びその製造方法
JP3601387B2 (ja) *	1999-12-15	2004-12-15	Ｊｆｅスチール株式会社	加工性と疲労特性に優れた高強度熱延鋼板およびその製造方法
EP1318205A4 (fr) *	2000-06-20	2005-08-03	Jfe Steel Corp	Feuille en acier mince et procede de production
IT1316029B1 (it) *	2000-12-18	2003-03-26	Acciai Speciali Terni Spa	Processo per la produzione di acciaio magnetico a grano orientato.
US6488790B1 (en) *	2001-01-22	2002-12-03	International Steel Group Inc.	Method of making a high-strength low-alloy hot rolled steel
MY134786A (en)	2001-09-14	2007-12-31	Nucor Corp	Casting steel strip
US7485196B2 (en) *	2001-09-14	2009-02-03	Nucor Corporation	Steel product with a high austenite grain coarsening temperature
JP2003147477A (ja) *	2001-11-07	2003-05-21	Kawasaki Steel Corp	７００ＭＰａ超級非調質低降伏比厚鋼板およびその製造方法
DE10244972B4 (de) *	2002-03-26	2013-02-28	The Japan Steel Works, Ltd.	Wärmefester Stahl und Verfahren zur Herstellung desselben
KR100892385B1 (ko) *	2004-07-21	2009-04-10	신닛뽄세이테쯔 카부시키카이샤	용접 열영향부의 저온 인성이 우수한 용접 구조용 강 및 그제조 방법
US8038809B2 (en) *	2005-03-28	2011-10-18	Kobe Steel, Ltd.	High strength hot rolled steel sheet excellent in bore expanding workability and method for production thereof
JP4523893B2 (ja) *	2005-08-22	2010-08-11	新日本製鐵株式会社	母材及び溶接熱影響部の靱性に優れた引張強度５９０Ｎ／ｍｍ２級の溶接構造用鋼およびその製造方法

2008
- 2008-05-06 WO PCT/US2008/062783 patent/WO2008137900A1/fr not_active Ceased
- 2008-05-06 MY MYPI20094706A patent/MY150225A/en unknown
- 2008-05-06 PL PL08747717T patent/PL2162251T3/pl unknown
- 2008-05-06 NZ NZ581424A patent/NZ581424A/en unknown
- 2008-05-06 NZ NZ581394A patent/NZ581394A/en unknown
- 2008-05-06 MY MYPI20094704A patent/MY149968A/en unknown
- 2008-05-06 EP EP08747717.0A patent/EP2162251B1/fr active Active
- 2008-05-06 AU AU2008247365A patent/AU2008247365B2/en active Active
- 2008-05-06 MY MYPI20094705A patent/MY157870A/en unknown
- 2008-05-06 NZ NZ581423A patent/NZ581423A/en unknown
- 2008-05-06 ES ES08747719T patent/ES2884217T3/es active Active
- 2008-05-06 WO PCT/US2008/062776 patent/WO2008137898A1/fr not_active Ceased
- 2008-05-06 KR KR1020097025584A patent/KR101576963B1/ko active Active
- 2008-05-06 MX MX2009012021A patent/MX2009012021A/es active IP Right Grant
- 2008-05-06 CN CN200880023167A patent/CN101765470A/zh active Pending
- 2008-05-06 JP JP2010507600A patent/JP5385899B2/ja active Active
- 2008-05-06 AU AU2008247366A patent/AU2008247366B2/en active Active
- 2008-05-06 ES ES08747717T patent/ES2894332T3/es active Active
- 2008-05-06 WO PCT/US2008/062781 patent/WO2008137899A1/fr not_active Ceased
- 2008-05-06 EP EP08747719.6A patent/EP2162252B1/fr active Active
- 2008-05-06 CN CN200880023157.9A patent/CN101765469B/zh active Active
- 2008-05-06 CN CN200880023586A patent/CN101795792A/zh active Pending
- 2008-05-06 KR KR1020097025585A patent/KR101527735B1/ko active Active
- 2008-05-06 AU AU2008247367A patent/AU2008247367B2/en active Active
- 2008-05-06 RU RU2009145115/02A patent/RU2471589C2/ru active
- 2008-05-06 BR BRPI0811554A patent/BRPI0811554B1/pt active IP Right Grant
- 2008-05-06 EP EP08747712.1A patent/EP2152451B1/fr active Active
- 2008-05-06 PL PL08747719T patent/PL2162252T3/pl unknown
- 2008-05-06 PL PL08747712T patent/PL2152451T3/pl unknown
- 2008-05-06 CA CA2686495A patent/CA2686495C/fr active Active
2009
- 2009-11-16 CR CR11111A patent/CR11111A/es unknown
- 2009-11-19 CO CO09131765A patent/CO6241142A2/es not_active Application Discontinuation
- 2009-11-30 MA MA32386A patent/MA31401B1/fr unknown
- 2009-12-04 EC EC2009009784A patent/ECSP099784A/es unknown

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6502626B1 (en) *	1997-06-19	2003-01-07	Acciai Speciali Terni S.P.A.	Continuous casting process for producing low carbon steel strips and strips so obtainable with good as cast mechanical properties
US6663725B2 (en) *	1999-09-16	2003-12-16	Nkk Corporation	High strength steel sheet and method for manufacturing the same
US6818073B2 (en) *	2000-09-29	2004-11-16	Nucor Corporation	Method of producing steel strip

Also Published As

Publication number	Publication date
PL2162251T3 (pl)	2021-12-27
EP2162252A1 (fr)	2010-03-17
JP5385899B2 (ja)	2014-01-08
CN101765470A (zh)	2010-06-30
ES2884217T3 (es)	2021-12-10
WO2008137900A1 (fr)	2008-11-13
KR101527735B1 (ko)	2015-06-10
CR11111A (es)	2010-05-26
AU2008247365A1 (en)	2008-11-13
WO2008137898A1 (fr)	2008-11-13
MY149968A (en)	2013-11-15
CA2686495C (fr)	2016-06-21
MX2009012021A (es)	2009-12-14
PL2162252T3 (pl)	2021-12-06
CN101795792A (zh)	2010-08-04
CA2686495A1 (fr)	2008-11-13
RU2009145115A (ru)	2011-06-20
MY150225A (en)	2013-12-31
EP2152451A4 (fr)	2014-08-20
EP2152451A1 (fr)	2010-02-17
NZ581423A (en)	2012-05-25
KR101576963B1 (ko)	2015-12-21
KR20100017707A (ko)	2010-02-16
AU2008247366A1 (en)	2008-11-13
CN101765469B (zh)	2015-07-22
NZ581424A (en)	2012-05-25
BRPI0811554A2 (pt)	2014-12-09
BRPI0811554B1 (pt)	2017-04-04
PL2152451T3 (pl)	2020-09-07
ECSP099784A (es)	2010-02-26
EP2162251A4 (fr)	2014-08-27
EP2162252B1 (fr)	2021-07-07
KR20100023852A (ko)	2010-03-04
CN101765469A (zh)	2010-06-30
MY157870A (en)	2016-07-29
AU2008247367A1 (en)	2008-11-13
EP2152451B1 (fr)	2020-02-26
AU2008247366B2 (en)	2013-05-02
EP2162251B1 (fr)	2021-07-28
EP2162251A1 (fr)	2010-03-17
ES2894332T3 (es)	2022-02-14
RU2471589C2 (ru)	2013-01-10
MA31401B1 (fr)	2010-05-03
CO6241142A2 (es)	2011-01-20
AU2008247367B2 (en)	2013-05-16
JP2010527789A (ja)	2010-08-19
NZ581394A (en)	2012-05-25
WO2008137899A1 (fr)	2008-11-13
EP2162252A4 (fr)	2014-09-03

Publication	Publication Date	Title
AU2008247365B2 (en)	2013-05-16	A thin cast strip product with microalloy additions, and method for making the same
US9149868B2 (en)	2015-10-06	Thin cast strip product with microalloy additions, and method for making the same
US10071416B2 (en)	2018-09-11	High strength thin cast strip product and method for making the same
KR20150127739A (ko)	2015-11-17	미소합금 첨가물을 갖는 박판 주조 스트립 제품과 그 제조 방법

Legal Events

Date	Code	Title	Description
2013-09-12	FGA	Letters patent sealed or granted (standard patent)
2017-05-25	PC	Assignment registered	Owner name: NUCOR CORPORATION Free format text: FORMER OWNER(S): IHI CORPORATION; BLUESCOPE STEEL LIMITED

Date

Code

Title

Description

2013-09-12

FGA

Letters patent sealed or granted (standard patent)

2017-05-25

Assignment registered

Owner name: NUCOR CORPORATION

Free format text: FORMER OWNER(S): IHI CORPORATION; BLUESCOPE STEEL LIMITED