BR112014005641A2 - high strength hot dip galvanized steel strip - Google Patents

high strength hot dip galvanized steel strip

Info

Publication number
BR112014005641A2
BR112014005641A2 BR112014005641A BR112014005641A BR112014005641A2 BR 112014005641 A2 BR112014005641 A2 BR 112014005641A2 BR 112014005641 A BR112014005641 A BR 112014005641A BR 112014005641 A BR112014005641 A BR 112014005641A BR 112014005641 A2 BR112014005641 A2 BR 112014005641A2
Authority
BR
Brazil
Prior art keywords
max
steel strip
dip galvanized
galvanized steel
high strength
Prior art date
Application number
BR112014005641A
Other languages
Portuguese (pt)
Inventor
Leo Ennis Bernard
Original Assignee
Tata Steel Ijmuiden Bv
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
Application filed by Tata Steel Ijmuiden Bv filed Critical Tata Steel Ijmuiden Bv
Publication of BR112014005641A2 publication Critical patent/BR112014005641A2/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/19Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20Isothermal quenching, e.g. bainitic hardening
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying 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
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224Two or more thermal pretreatments
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/001Austenite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/005Ferrite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771Transition metal-base component
    • Y10T428/12785Group IIB metal-base component
    • Y10T428/12792Zn-base component
    • Y10T428/12799Next to Fe-base component [e.g., galvanized]

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)

Abstract

resumo patente de invenção: "tira de aço galvanizada por imersão a quente de alta resistência". a invenção refere-se a uma tira de aço galvanizada por imersão a quente de alta resistência consistindo, em % em massa, dos seguintes elementos: 0,13 a 0,19% de c, 1,70 a 2,50% de mn, 0,15% max de si, 0,40 a 1,00% de al, 0,05 a 0,25% de cr, 0,01 a 0,05% de nb, 0,10% max de p, 0,004% max de ca, 0,05% max de s, 0,007% max de n, e opcionalmente pelo menos um dos seguintes elementos: 0,50% max de ti, 0,40% max de v, 0,50% max de mo, 0,50% max de ni, 0,50% max de cu, 0,005% max de b, o saldo sendo fe e as inevitáveis impurezas, em que 0,40% < al + si < 1,05% e mn + cr > 1,90%. esse aço oferece capacidade de conformação melhorada a uma alta resistência, tem uma boa capacidade de soldagem e qualidade de superfície juntamente com uma boa capacidade de produção e capacidade de revestimento.patent summary: "high strength hot dip galvanized steel strip". The invention relates to a high-strength hot-dip galvanized steel strip consisting, by weight, of the following elements: 0.13 to 0.19% c, 1.70 to 2.50% min 0.15% max b, 0.40 to 1.00% al, 0.05 to 0.25% cr, 0.01 to 0.05% nb, 0.10% max b, 0.004% max of ca, 0.05% max of s, 0.007% max of n, and optionally at least one of the following: 0.50% max of ti, 0.40% max of v, 0.50% max of mo, 0.50% max of ni, 0.50% max of cu, 0.005% max of b, the balance being fe and the inevitable impurities, where 0.40% <al + si <1.05% e mn + cr> 1.90%. This steel offers improved forming capability at high strength, has good weldability and surface quality along with good production capacity and coating ability.

BR112014005641A 2011-09-13 2012-09-12 high strength hot dip galvanized steel strip BR112014005641A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11007431 2011-09-13
PCT/EP2012/003823 WO2013037485A1 (en) 2011-09-13 2012-09-12 High strength hot dip galvanised steel strip

Publications (1)

Publication Number Publication Date
BR112014005641A2 true BR112014005641A2 (en) 2017-03-28

Family

ID=46851934

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014005641A BR112014005641A2 (en) 2011-09-13 2012-09-12 high strength hot dip galvanized steel strip

Country Status (13)

Country Link
US (1) US20140205858A1 (en)
EP (1) EP2768989B1 (en)
JP (1) JP2014531511A (en)
KR (1) KR20140068186A (en)
CN (1) CN103857808B (en)
BR (1) BR112014005641A2 (en)
CA (1) CA2848161A1 (en)
ES (1) ES2562478T3 (en)
IN (1) IN2014CN02734A (en)
MX (1) MX2014002922A (en)
PT (1) PT2768989E (en)
WO (1) WO2013037485A1 (en)
ZA (1) ZA201402590B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2625754T3 (en) * 2013-03-11 2017-07-20 Tata Steel Ijmuiden Bv High-strength hot-dip galvanized complex phase steel strip
DE102014017274A1 (en) * 2014-11-18 2016-05-19 Salzgitter Flachstahl Gmbh Highest strength air hardening multiphase steel with excellent processing properties and method of making a strip from this steel
US20180230570A1 (en) * 2015-07-01 2018-08-16 Tata Steel Ijmuiden B.V. High strength hot dip galvanised steel strip
CN108367539B (en) 2015-12-15 2021-06-11 塔塔钢铁艾默伊登有限责任公司 High strength hot dip galvanized steel strip
US11655519B2 (en) * 2017-02-27 2023-05-23 Nucor Corporation Thermal cycling for austenite grain refinement
WO2018220430A1 (en) * 2017-06-02 2018-12-06 Arcelormittal Steel sheet for manufacturing press hardened parts, press hardened part having a combination of high strength and crash ductility, and manufacturing methods thereof
WO2020245626A1 (en) 2019-06-03 2020-12-10 Arcelormittal Cold rolled and coated steel sheet and a method of manufacturing thereof
WO2020245627A1 (en) 2019-06-03 2020-12-10 Arcelormittal Cold rolled and coated steel sheet and a method of manufacturing thereof
KR20220102640A (en) * 2019-12-18 2022-07-20 아르셀러미탈 Cold rolled and annealed steel sheet and manufacturing method
JP7542389B2 (en) 2020-10-07 2024-08-30 日鉄ステンレス株式会社 Ferrite-austenitic duplex stainless steel sheet, bent product, bending method for ferritic-austenitic duplex stainless steel sheet, and bending die
EP4367276A1 (en) * 2021-07-07 2024-05-15 Tata Steel IJmuiden B.V. High strength coated dual phase steel strip and method to produce it
DE102021121997A1 (en) 2021-08-25 2023-03-02 Thyssenkrupp Steel Europe Ag Cold-rolled flat steel product and method for its manufacture
CN115537665A (en) * 2022-10-14 2022-12-30 山东钢铁集团日照有限公司 Production method for producing continuous annealing and galvanizing 590 MPa-grade DH steel by using same raw materials

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JPH01127623A (en) 1987-11-09 1989-05-19 Sumitomo Metal Ind Ltd Manufacture of high strength steel plate having good workability and corrosion resistance
US5328528A (en) * 1993-03-16 1994-07-12 China Steel Corporation Process for manufacturing cold-rolled steel sheets with high-strength, and high-ductility and its named article
JP4000974B2 (en) * 2002-09-25 2007-10-31 住友金属工業株式会社 High tensile alloyed hot dip galvanized steel sheet and method for producing the same
JP4528137B2 (en) * 2004-03-19 2010-08-18 新日本製鐵株式会社 Manufacturing method of high strength and high ductility steel sheet with excellent hole expandability
JP4445365B2 (en) * 2004-10-06 2010-04-07 新日本製鐵株式会社 Manufacturing method of high-strength thin steel sheet with excellent elongation and hole expandability
JP5250939B2 (en) * 2005-03-31 2013-07-31 Jfeスチール株式会社 Method for producing galvannealed steel sheet
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KR100968620B1 (en) 2005-04-20 2010-07-08 신닛뽄세이테쯔 카부시키카이샤 Process for production of high-strength galvannealed steel sheet
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Also Published As

Publication number Publication date
KR20140068186A (en) 2014-06-05
ZA201402590B (en) 2015-07-29
CA2848161A1 (en) 2013-03-21
CN103857808A (en) 2014-06-11
CN103857808B (en) 2016-11-23
EP2768989B1 (en) 2015-11-18
JP2014531511A (en) 2014-11-27
IN2014CN02734A (en) 2015-07-03
PT2768989E (en) 2016-03-18
MX2014002922A (en) 2014-05-21
ES2562478T3 (en) 2016-03-04
US20140205858A1 (en) 2014-07-24
EP2768989A1 (en) 2014-08-27
WO2013037485A1 (en) 2013-03-21

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]