[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CA2414138A1 - Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel - Google Patents

Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel Download PDF

Info

Publication number
CA2414138A1
CA2414138A1 CA002414138A CA2414138A CA2414138A1 CA 2414138 A1 CA2414138 A1 CA 2414138A1 CA 002414138 A CA002414138 A CA 002414138A CA 2414138 A CA2414138 A CA 2414138A CA 2414138 A1 CA2414138 A1 CA 2414138A1
Authority
CA
Canada
Prior art keywords
steel
strip
producing
cold
sheet
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
Application number
CA002414138A
Other languages
French (fr)
Other versions
CA2414138C (en
Inventor
Harald Hofmann
Bernhard Engl
Manfred Menne
Thomas Heller
Werner Zimmermann
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.)
ThyssenKrupp Steel Europe AG
Original Assignee
Individual
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7688074&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2414138(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2414138A1 publication Critical patent/CA2414138A1/en
Application granted granted Critical
Publication of CA2414138C publication Critical patent/CA2414138C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C22C38/06—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
    • C22C38/04—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
    • 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
    • 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
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold 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
    • C21D8/0273—Final recrystallisation annealing

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)
  • Heat Treatment Of Steel (AREA)

Abstract

The invention relates to steel strips or steel sheets exhibiting good cold forming ability and increased stability, comprising a light steel, which contains (in wt. %) C: <=1.00 %, Mn: 7.0030.00 %, Al: 1.00 10.00 %, Si: & gt; 2.50 8.00 %, Al + Si: > 3.50 12.00 %, B: > 0.00 - < 0.01 %, and optional ly Ni: < 8.00 %, Cu: < 3.00 %, N: < 0.60 %, Nb: < 0.30 %, Ti: < 0.30 %, V : < 0.30 %, P: < 0.01 %, the remainder being iron and unavoidable impurities.

Claims (30)

1. A light steel, having good cold formability and high strength, with the following composition (in weight-percent):

C: <= 1.00 %

Mn: 7.00 - 30.00 %

Al: 1.00 - 10.00 %

Si: > 2.50 - 8.00 %

Al + Si: > 3.50 - 12.00 %

B: > 0.00 < 0.01 %
-as well as alternately Ni: < 8.00 %

Cu: < 3.00 %

N: < 0.60 %

Nb: < 0.30 %

Ti: < 0.30 %

V: < 0.30 %

P: < 0.01 %, with the remainder iron and unavoidable impurities.
2. The light steel according to Claim 1, characterized in that the carbon content is 0.10 - 1.00 weight-percent.
3. The light steel according to one of the preceding claims, characterized in that the Si content is > 2.70 weight-percent.
4. The light steel according to one of the preceding claims, characterized in that the boron content is 0.002 weight-percent to 0.01 weight-percent, in particular 0.003 to 0.008 weight-percent.
5. A steel strip or sheet steel produced from a steel having a composition according to one of Claims 1 to 4.
6. The steel strip or sheet steel according to Claim 5, characterized in that its tensile strength is at least 680 MPa.
7. The steel strip or sheet steel according to Claim 5 or 6, characterized in that the product of its tensile strength and its elongation is at least 41,000 MPa.
8. The steel strip or sheet steel according to one of Claims 4 to 7, characterized in that its yield point is up to 520 MPa.
9. A method for producing a cold formable, high-strength steel strip or sheet steel, wherein - an input stock, such as slabs, thin slabs, or strip, is cast from a steel having a composition according to one of Claims 1 to 4, - the cast input stock is heated to = 1100 °C or used directly at such a temperature, - the preheated input stock is hot rolled to hot strip at a hot rolling final temperature of at least 800 °C, and - the finish-rolled hot strip is coiled at a coiler temperature of 450 °C to 700 °C.
10. The method according to Claim 9, characterized i n t h a t the hot strip is cold rolled to cold strip after the coiling.
11. The method according to Claim 10, characterized i n t h a t the cold strip is subjected to annealing at an annealing temperature of 600 °C to 1100 °C.
12. The method according to Claim 11, characterized i n t h a t the annealing is performed as hood annealing at an annealing temperature from 600 °C to 750 °C.
13. The method according to Claim 11, characterized i n t h a t the annealing is performed as continuous annealing at an annealing temperature of 750 °C to 1100 °C.
14. The method according to one of Claims 10 to 13, characterized in that the cold strip is dressed.
15. The method according to one of Claims 9 to 14, characterized in that the cold rolling is performed at a cold rolling reduction of 30 % to 75 %.
16. The method according to one of Claims 9 to 15, characterized in that blanks, which are subsequently cold formed into finished components, are produced from the respective hot or cold strip obtained.
17. The method according to Claim 16, characterized in that the cold forming is performed as flow forming.
18. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing supporting vehicle body components.
19. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing externally visible parts of vehicle bodies.
20. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing wheels for vehicles, in particular motor vehicles.
21. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing non-magnetic components.
22. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing components used in cryoengineering.
23. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing internally or externally hydroformed components.
24. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 7 for producing tubes, which are particularly intended for the production of high-strength engine parts, such as camshafts or piston rods.
25. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing components, such as armor plates, intended for protection against pulsed stresses, such as bombardment.
26. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing protection components, such as helmets and body armor, intended for protection of persons against pulsed stresses, such as bombardment.
27. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing components through flow forming.
28. A use of a steel or a steel strip or sheet steel according to one of Claims 1 to 8 for producing gear parts.
29. The use according to Claim 28, characterized in that the gear parts are provided with teeth.
30. The use according to Claim 28 or 29, characterized in that the gear parts are produced through flow forming.
CA2414138A 2001-06-13 2002-06-13 Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel Expired - Lifetime CA2414138C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10128544A DE10128544C2 (en) 2001-06-13 2001-06-13 High-strength, cold-workable sheet steel, process for its production and use of such a sheet
DE10128544.2 2001-06-13
PCT/EP2002/006480 WO2002101109A1 (en) 2001-06-13 2002-06-13 Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel

Publications (2)

Publication Number Publication Date
CA2414138A1 true CA2414138A1 (en) 2002-12-02
CA2414138C CA2414138C (en) 2012-12-11

Family

ID=7688074

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2414138A Expired - Lifetime CA2414138C (en) 2001-06-13 2002-06-13 Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel

Country Status (12)

Country Link
US (1) US20030145911A1 (en)
EP (1) EP1309734B2 (en)
JP (1) JP4227010B2 (en)
KR (1) KR100536645B1 (en)
CN (1) CN1215188C (en)
AT (1) ATE370258T1 (en)
CA (1) CA2414138C (en)
DE (2) DE10128544C2 (en)
DK (1) DK1309734T3 (en)
ES (1) ES2292762T5 (en)
PT (1) PT1309734E (en)
WO (1) WO2002101109A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004055223A1 (en) * 2002-12-17 2004-07-01 Thyssenkrupp Stahl Ag Method for producing a steel product

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2857980B1 (en) * 2003-07-22 2006-01-13 Usinor PROCESS FOR MANUFACTURING HIGH-STRENGTH FERRO-CARBON-MANGANESE AUSTENITIC STEEL SHEET, EXCELLENT TENACITY AND COLD SHAPINGABILITY, AND SHEETS THUS PRODUCED
DE102004028236B3 (en) * 2004-06-11 2005-11-17 Rolf-Josef Schwartz Assembly for heating workpieces before shaping in a press, e.g. high tensile steel sheets for automobile bodywork components, has a kiln with a jet field and fans to give the workpieces a convective heating action
DE102004054444B3 (en) * 2004-08-10 2006-01-19 Daimlerchrysler Ag Method for making steel articles with high rigidity and plasticity comprises mechanical shaping of steel in which twinning induce plasticity or shearband induced plasticity is produced, to give increase in rigidity of at least 30 percent
EP1807542A1 (en) * 2004-11-03 2007-07-18 ThyssenKrupp Steel AG High-strength steel strip or sheet exhibiting twip properties and method for producing said strip by direct strip casting "
DE102005010243A1 (en) * 2005-03-05 2006-09-07 Sms Demag Ag Method and plant for producing a lightweight steel with a high manganese content
DE102005057599A1 (en) * 2005-12-02 2007-06-06 Volkswagen Ag lightweight steel
DE102005062221B3 (en) 2005-12-20 2007-05-03 Salzgitter Flachstahl Gmbh Deformable light alloy steel with TRIP) and TWIP properties useful in production of products having decreased crack liability twinning induced plasticity (TWIP) good ductility and tensile strength without increase in hydrogen embrittlement
KR100742833B1 (en) 2005-12-24 2007-07-25 주식회사 포스코 High Mn Steel Sheet for High Corrosion Resistance and Method of Manufacturing Galvanizing the Steel Sheet
KR100742823B1 (en) * 2005-12-26 2007-07-25 주식회사 포스코 High Manganese Steel Strips with Excellent Coatability and Superior Surface Property, Coated Steel Strips Using Steel Strips and Method for Manufacturing the Steel Strips
DE102006030699B4 (en) * 2006-06-30 2014-10-02 Daimler Ag Cast steel piston for internal combustion engines
EP1918403B1 (en) * 2006-10-30 2009-05-27 ThyssenKrupp Steel AG Process for manufacturing steel flat products from a steel forming martensitic structure
DE502006003835D1 (en) * 2006-10-30 2009-07-09 Thyssenkrupp Steel Ag Method of producing steel flat products from boron microalloyed multiphase steel
ATE432372T1 (en) * 2006-10-30 2009-06-15 Thyssenkrupp Steel Ag METHOD FOR PRODUCING FLAT STEEL PRODUCTS FROM A STEEL FORMING A COMPLEX PHASE STRUCTURE
PL1918405T3 (en) * 2006-10-30 2009-10-30 Thyssenkrupp Steel Ag Process for manufacturing steel flat products from silicon alloyed multi phase steel
EP1918404B1 (en) * 2006-10-30 2009-05-27 ThyssenKrupp Steel AG Process for manufacturing steel flat products from aluminium alloyed multi phase steel
KR100851158B1 (en) * 2006-12-27 2008-08-08 주식회사 포스코 High Manganese High Strength Steel Sheets With Excellent Crashworthiness, And Method For Manufacturing Of It
BRPI0814141A8 (en) 2007-08-01 2017-04-04 Ati Properties Inc IRON-BASED ALLOYS WITH HIGH HARDNESS AND STRENGTH, ROUND SHIELD PRODUCT, ARTICLE OF MANUFACTURING COMPRISING SUCH ALLOY AND METHOD FOR MANUFACTURING A ROUND SHIELD PRODUCT
US8444776B1 (en) * 2007-08-01 2013-05-21 Ati Properties, Inc. High hardness, high toughness iron-base alloys and methods for making same
JP5487543B2 (en) * 2008-01-25 2014-05-07 Ｊｆｅスチール株式会社 Oil well steel pipe with excellent pipe expansion
EP2090668A1 (en) * 2008-01-30 2009-08-19 Corus Staal BV Method of producing a high strength steel and high strength steel produced thereby
EP2208803A1 (en) 2009-01-06 2010-07-21 ThyssenKrupp Steel Europe AG High-tensile, cold formable steel, steel flat product, method for producing a steel flat product and use of a steel flat product
WO2010126268A2 (en) * 2009-04-28 2010-11-04 연세대학교 산학협력단 High manganese nitrogen-containing steel sheet having high strength and high ductility, and method for manufacturing same
US8182963B2 (en) 2009-07-10 2012-05-22 GM Global Technology Operations LLC Low-cost manganese-stabilized austenitic stainless steel alloys, bipolar plates comprising the alloys, and fuel cell systems comprising the bipolar plates
EP2290133B1 (en) * 2009-08-25 2012-04-18 ThyssenKrupp Steel Europe AG Method for producing a steel component with an anti-corrosive metal coating and steel component
CN102906294A (en) * 2009-12-28 2013-01-30 Posco公司 Austenite steel material having superior ductility
DE102010034161B4 (en) * 2010-03-16 2014-01-02 Salzgitter Flachstahl Gmbh Method for producing workpieces made of lightweight steel with material properties that can be adjusted via the wall thickness
JP5003785B2 (en) 2010-03-30 2012-08-15 Ｊｆｅスチール株式会社 High tensile steel plate with excellent ductility and method for producing the same
KR20120026249A (en) * 2010-09-09 2012-03-19 연세대학교 산학협력단 Steel having high strength and large ductility and method for manufacturing the same
US9182196B2 (en) 2011-01-07 2015-11-10 Ati Properties, Inc. Dual hardness steel article
US9657363B2 (en) 2011-06-15 2017-05-23 Ati Properties Llc Air hardenable shock-resistant steel alloys, methods of making the alloys, and articles including the alloys
KR101329925B1 (en) 2011-08-26 2013-11-14 주식회사 포스코 High manganese steel having good adhesiveness of coating layer and method for manufacturing galvanized steel therefrom
CN102409227B (en) * 2011-10-26 2013-04-17 东北大学 Hot rolled strip steel with low relative magnetic permeability and preparation method thereof
KR101428151B1 (en) 2011-12-27 2014-08-08 주식회사 포스코 Zn-coated hot rolled steel sheet having high mn and method for manufacturing the same
KR101449119B1 (en) * 2012-09-04 2014-10-08 주식회사 포스코 Ferritic lightweight high strength steel sheet having excellent rigidity and ductility and method for manufacturing the same
KR101490560B1 (en) 2012-12-20 2015-02-05 주식회사 포스코 Low gravity steel material having excellent ductility and method for manufacturing the same
KR101510505B1 (en) 2012-12-21 2015-04-08 주식회사 포스코 Method for manufacturing high manganese galvanized steel steet having excellent coatability and ultra high strength and manganese galvanized steel steet produced by the same
EP2767601B1 (en) * 2013-02-14 2018-10-10 ThyssenKrupp Steel Europe AG Cold rolled steel flat product for deep drawing applications and method for its production
CN105473748A (en) 2013-08-14 2016-04-06 Posco公司 Ultrahigh-strength steel sheet and manufacturing method therefor
KR101630957B1 (en) 2014-11-05 2016-06-16 주식회사 포스코 High manganese alloy galvanized steel shhet with excellent spot weldability and coatability and method for manufacturing the same
KR101630960B1 (en) 2014-11-14 2016-06-16 주식회사 포스코 Galvanized steel having good spot weldabity and workability, and method for manufacturing the same
DE112015005690T8 (en) 2014-12-19 2018-04-19 Nucor Corporation Hot rolled martensitic lightweight sheet steel and method of making the same
KR101665801B1 (en) 2014-12-23 2016-10-13 주식회사 포스코 High manganese steel sheet having excellent hot dip aluminium coatability, and method for manufacturing the same
KR101665807B1 (en) 2014-12-23 2016-10-13 주식회사 포스코 High manganese steel sheet having excellent hot dip aluminium coatability, and method for manufacturing the same
KR20160078840A (en) 2014-12-24 2016-07-05 주식회사 포스코 High manganese steel sheet having superior yield strength and fromability, and method for manufacturing the same
DE102015111680A1 (en) * 2015-07-17 2017-01-19 Benteler Steel/Tube Gmbh inflator
CN105478783A (en) * 2015-11-27 2016-04-13 宁波市群星粉末冶金有限公司 Automobile damper piston rod and preparing method thereof
JP6694961B2 (en) 2015-12-24 2020-05-20 ポスコＰｏｓｃｏ Austenitic hot-dip aluminized steel sheet having excellent plating property and weldability, and method for producing the same
CN105543627A (en) * 2015-12-24 2016-05-04 芜湖恒耀汽车零部件有限公司 New material exhaust pipe and preparation method thereof
CN105673173B (en) * 2015-12-31 2019-09-03 台州三元车辆净化器有限公司 A kind of exhaust pipe and its processing preparation process of novel high-performance material
WO2017203311A1 (en) 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
WO2017203315A1 (en) 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
WO2017203312A1 (en) 2016-05-24 2017-11-30 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
WO2017203310A1 (en) 2016-05-24 2017-11-30 Arcelormittal Method for producing a twip steel sheet having an austenitic microstructure
DE102016211411A1 (en) * 2016-06-24 2017-12-28 Thyssenkrupp Ag Vehicle wheel and use
CN106086348A (en) * 2016-07-27 2016-11-09 唐山钢铁集团有限责任公司 A kind of cold rolling bailing band of high-strength high-elongation ratio and manufacture method thereof
CN106435380A (en) * 2016-10-26 2017-02-22 昆明理工大学 Microalloyed high-aluminum high-ductility steel plate and manufacturing method thereof
KR20190138835A (en) * 2017-04-11 2019-12-16 티센크루프 스틸 유럽 악티엔게젤샤프트 Cold rolled flat steel product annealed in a bell furnace and its manufacturing method
CN107699803B (en) * 2017-09-29 2019-06-04 上海交通大学 A kind of Ultra-low carbon cryogenic steel and its heat treatment process
KR101988763B1 (en) 2017-12-21 2019-06-12 주식회사 포스코 High-strength steel sheet having excellent formability and quality of surface, and method for manufacturing thereof
KR102020406B1 (en) 2017-12-21 2019-09-10 주식회사 포스코 High-strength steel sheet having excellent yield strength and formability, and method for manufacturing thereof
KR101999032B1 (en) 2017-12-26 2019-09-27 주식회사 포스코 High manganese coated steel welded structure with superior spot weldability and method for manufacturing same
KR102065230B1 (en) 2017-12-26 2020-01-10 주식회사 포스코 Zinc coated high manganese steel sheet with superior spot weldability and method for manufacturing same
KR102098483B1 (en) 2018-07-27 2020-04-07 주식회사 포스코 Low density steel clad sheet having excellent formability and fatigue property, and method for manufacturing the same
CN109097680B (en) * 2018-08-10 2020-07-28 宝武集团鄂城钢铁有限公司 Method for manufacturing high-manganese high-aluminum nonmagnetic steel plate smelted by 50t intermediate frequency induction furnace
WO2020115526A1 (en) 2018-12-04 2020-06-11 Arcelormittal Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
CN111926252B (en) * 2020-07-31 2022-01-18 马鞍山钢铁股份有限公司 Hot-rolled pickled steel plate for deep drawing and production method thereof
CA3241287A1 (en) 2021-12-10 2023-06-15 Arcelormittal Low density hot rolled steel, method of production thereof and use of such steel to produce vehicle parts
EP4444922A1 (en) 2021-12-10 2024-10-16 ArcelorMittal Low density hot rolled steel, method of production thereof and use of such steel to produce vehicle parts
CN116497266A (en) * 2022-01-19 2023-07-28 宝山钢铁股份有限公司 Hot-rolled high-strength high-plasticity steel and manufacturing method thereof
CN115058661A (en) * 2022-06-17 2022-09-16 湖南华菱涟源钢铁有限公司 High-carbon high-manganese steel plate and production method thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE899508C (en) * 1944-02-27 1953-12-14 Administration Sequestre Des R Heat-resistant aluminum-manganese-silicon steel
DE1182844B (en) * 1959-06-23 1964-12-03 Ford Werke Ag Austenitic steel alloy
CH680267A4 (en) * 1967-05-13 1969-11-14 Straumann Inst Ag Component with a temperature coefficient only slightly deviating from zero for a timing device
USH326H (en) * 1984-05-22 1987-09-01 The United States Of America As Represented By The United States Department Of Energy Mn-Fe base and Mn-Cr-Fe base austenitic alloys
US4975335A (en) * 1988-07-08 1990-12-04 Fancy Steel Corporation Fe-Mn-Al-C based alloy articles and parts and their treatments
JP3614869B2 (en) * 1992-12-18 2005-01-26 財団法人電気磁気材料研究所 High strength non-magnetic low thermal expansion alloy
DE19724661C2 (en) * 1997-06-11 1999-10-28 Leico Werkzeugmaschb Gmbh & Co Process for producing a toothed gear part
DE19727759C2 (en) * 1997-07-01 2000-05-18 Max Planck Inst Eisenforschung Use of a lightweight steel
DE19900199A1 (en) 1999-01-06 2000-07-13 Ralf Uebachs High strength light constructional steel for pre-stressed concrete reinforcements or automobile body components has high manganese and aluminum contents
FR2796083B1 (en) 1999-07-07 2001-08-31 Usinor PROCESS FOR MANUFACTURING IRON-CARBON-MANGANESE ALLOY STRIPS, AND STRIPS THUS PRODUCED

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004055223A1 (en) * 2002-12-17 2004-07-01 Thyssenkrupp Stahl Ag Method for producing a steel product
CN100510116C (en) * 2002-12-17 2009-07-08 蒂森克鲁伯钢铁股份公司 Method for producing a steel product
US7588651B2 (en) 2002-12-17 2009-09-15 Thyssenkrupp Steel Ag Method for producing a steel product

Also Published As

Publication number Publication date
CN1215188C (en) 2005-08-17
DE10128544A1 (en) 2003-01-02
EP1309734B2 (en) 2012-06-20
CN1463297A (en) 2003-12-24
US20030145911A1 (en) 2003-08-07
KR20030019908A (en) 2003-03-07
JP4227010B2 (en) 2009-02-18
ES2292762T5 (en) 2012-10-29
WO2002101109A1 (en) 2002-12-19
EP1309734A1 (en) 2003-05-14
ES2292762T3 (en) 2008-03-16
ATE370258T1 (en) 2007-09-15
EP1309734B1 (en) 2007-08-15
PT1309734E (en) 2007-11-28
DK1309734T3 (en) 2007-12-27
JP2004521192A (en) 2004-07-15
DE10128544C2 (en) 2003-06-05
CA2414138C (en) 2012-12-11
KR100536645B1 (en) 2005-12-14
DE50210689D1 (en) 2007-09-27

Similar Documents

Publication Publication Date Title
CA2414138A1 (en) Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel
CN100510116C (en) Method for producing a steel product
TWI525201B (en) Hot rolled steel sheet
CN1816641B (en) Processing of titanium-aluminum-vanadium alloys and products made thereby
CN101111622B (en) Austenitic steel having high strenght and formability method of producing said steel and use thereof
HUE035199T2 (en) Method of producing austenitic iron/carbon/manganese steel sheets having a high strength and excellent toughness and being suitable for cold forming, and sheets thus produced
CA2530834A1 (en) High-strength steel sheet having excellent deep drawability and process for producing the same
RU2009135392A (en) METHOD FOR THERMOMECHANICAL FORMING OF A FINITE PRODUCT WITH A VERY HIGH STRENGTH AND PRODUCED THIS PRODUCT
JPS5818410B2 (en) Method for manufacturing high ductility low yield ratio hot rolled high tensile strength thin steel sheet
CN103261451A (en) Process for producing steel pipe for air bag
FI3899066T3 (en) A press hardened part with high resistance to delayed fracture and a manufacturing process thereof
EP1984527B1 (en) Method of production of high-strength low-alloyed steel pipes
JPS60184664A (en) High ductile and high tensile steel containing stable retained austenite
RU2024114518A (en) COLD-ROLLED AND HEAT-TREATED STEEL SHEET AND METHOD OF ITS MANUFACTURE
CA3225656A1 (en) Ultra-hard cold-worked steel alloy
CN117448689A (en) High-strength plastic accumulation difference thick plate for automobile and preparation method thereof
CA2473765A1 (en) High strength steel product with improved formability and steel manufacturing process

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20220613