BR112013011933A2 - a method for making cold rolled / hot rolled high strength dp steel having a 590 mpa grade tensile strength and superior functionality as well as little deviation in its mechanical properties - Google Patents

a method for making cold rolled / hot rolled high strength dp steel having a 590 mpa grade tensile strength and superior functionality as well as little deviation in its mechanical properties

Info

Publication number
BR112013011933A2
BR112013011933A2 BR112013011933A BR112013011933A BR112013011933A2 BR 112013011933 A2 BR112013011933 A2 BR 112013011933A2 BR 112013011933 A BR112013011933 A BR 112013011933A BR 112013011933 A BR112013011933 A BR 112013011933A BR 112013011933 A2 BR112013011933 A2 BR 112013011933A2
Authority
BR
Brazil
Prior art keywords
steel
well
mechanical properties
tensile strength
little deviation
Prior art date
Application number
BR112013011933A
Other languages
Portuguese (pt)
Inventor
Hee Jae Kang
Hwan Goo Seong
Tae Kyo Han
Original Assignee
Posco
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
Priority claimed from KR1020100113457A external-priority patent/KR101245702B1/en
Priority claimed from KR1020100113456A external-priority patent/KR101245701B1/en
Application filed by Posco filed Critical Posco
Publication of BR112013011933A2 publication Critical patent/BR112013011933A2/en

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
    • C22C38/02—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
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • C21D8/0215—Rapid solidification; Thin strip casting
    • 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
    • C22C38/06—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel

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)
BR112013011933A 2010-11-15 2011-11-10 a method for making cold rolled / hot rolled high strength dp steel having a 590 mpa grade tensile strength and superior functionality as well as little deviation in its mechanical properties BR112013011933A2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020100113457A KR101245702B1 (en) 2010-11-15 2010-11-15 METHOD FOR MANUFACTURING TENSILE STRENGTH 590MPa CLASS COLD ROLLED DP STEEL WITH EXCELLENT WORKABILITY AND VARIATION OF MECHANICAL PROPERTY
KR1020100113456A KR101245701B1 (en) 2010-11-15 2010-11-15 METHOD FOR MANUFACTURING TENSILE STRENGTH 590MPa CLASS HOT ROLLED DP STEEL WITH EXCELLENT WORKABILITY AND VARIATION OF MECHANICAL PROPERTY
PCT/KR2011/008570 WO2012067379A2 (en) 2010-11-15 2011-11-10 Method for manufacturing high-strength cold-rolled/hot-rolled dp steel having a tensile strength grade of 590 mpa and excellent workability, as well as little deviation in the material properties thereof

Publications (1)

Publication Number Publication Date
BR112013011933A2 true BR112013011933A2 (en) 2016-11-01

Family

ID=46084480

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013011933A BR112013011933A2 (en) 2010-11-15 2011-11-10 a method for making cold rolled / hot rolled high strength dp steel having a 590 mpa grade tensile strength and superior functionality as well as little deviation in its mechanical properties

Country Status (3)

Country Link
CN (1) CN103237906B (en)
BR (1) BR112013011933A2 (en)
WO (1) WO2012067379A2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104372243B (en) * 2014-10-10 2017-02-15 河北钢铁股份有限公司邯郸分公司 440MPa grade cold rolled strip steel and production method thereof
KR101786318B1 (en) * 2016-03-28 2017-10-18 주식회사 포스코 Cold-rolled steel sheet and plated steel sheet having excellent yield strength and ductility and method for manufacturing thereof
CN106011618B (en) * 2016-06-06 2018-07-03 日照宝华新材料有限公司 Method based on ESP bar strip continuous casting and rolling flow paths production DP780 steel
CN109112433B (en) * 2017-06-26 2019-09-20 鞍钢股份有限公司 590 MPa-grade cold-rolled dual-phase steel without surface stripe defects and production method thereof
CN109023053B (en) * 2018-08-14 2020-01-14 武汉钢铁有限公司 600 MPa-grade multi-phase steel with good flanging performance and production method thereof
CN109680219A (en) * 2019-01-31 2019-04-26 日照钢铁控股集团有限公司 A kind of production method of the 500MPa grade car hot radical without spangle high-strength galvanizing plate based on ESP production line
CN110004377A (en) * 2019-03-29 2019-07-12 日照钢铁控股集团有限公司 A kind of automobile dual phase steel and its processing method
CN110004370A (en) * 2019-04-30 2019-07-12 日照钢铁控股集团有限公司 A method of 4.0mm S550GD+Z heat zinc coating plate is produced based on ESP producing line
CN111549273B (en) * 2020-04-19 2021-11-19 包头钢铁（集团）有限责任公司 Method for efficiently producing high-quality 590 MPa-grade cold-rolled dual-phase steel
CN112501509A (en) * 2020-11-27 2021-03-16 江苏科技大学 Low alloy steel for marine hose armor layer and preparation method thereof
CN112746159A (en) * 2020-12-30 2021-05-04 日照钢铁控股集团有限公司 Method for flexibly producing steel for low-alloy high-strength seat slide rail
CN114807771B (en) * 2022-04-14 2023-10-31 首钢集团有限公司 Thin strip steel with large width-to-thickness ratio and preparation method and application thereof
CN115341146B (en) * 2022-08-17 2024-01-12 邯郸钢铁集团有限责任公司 Steel for low-internal-stress automobile tank body and production method thereof
CN115595502A (en) * 2022-10-10 2023-01-13 本钢板材股份有限公司（Cn） Low-cost high strength wheel is used Hot-rolled pickled plate and preparation method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8802892A (en) * 1988-11-24 1990-06-18 Hoogovens Groep Bv METHOD FOR MANUFACTURING DEFORMING STEEL AND STRAP MADE THEREOF
DE19936151A1 (en) * 1999-07-31 2001-02-08 Thyssenkrupp Stahl Ag High-strength steel strip or sheet and process for its manufacture
ITMI20021996A1 (en) * 2002-09-19 2004-03-20 Giovanni Arvedi PROCESS AND PRODUCTION LINE FOR THE MANUFACTURE OF ULTRA-THIN HOT TAPE BASED ON THE TECHNOLOGY OF THE THIN SHEET
US8337643B2 (en) * 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
CN101336307A (en) * 2006-01-26 2008-12-31 乔瓦尼·阿尔维迪 Hot-rolled bi-phase steel band material having characteristic of cold-rolled band
US7608155B2 (en) * 2006-09-27 2009-10-27 Nucor Corporation High strength, hot dip coated, dual phase, steel sheet and method of manufacturing same

Also Published As

Publication number Publication date
CN103237906B (en) 2015-11-25
WO2012067379A3 (en) 2012-07-12
WO2012067379A2 (en) 2012-05-24
CN103237906A (en) 2013-08-07

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 10A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2643 DE 31-08-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.