EP2383360A4 - Steel with excellent anti-ductile crack generation characteristics in weld heat-affected zone and base material and manufacturing method therefor - Google Patents

Steel with excellent anti-ductile crack generation characteristics in weld heat-affected zone and base material and manufacturing method therefor Download PDF

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Publication number
EP2383360A4
EP2383360A4 EP09835126.5A EP09835126A EP2383360A4 EP 2383360 A4 EP2383360 A4 EP 2383360A4 EP 09835126 A EP09835126 A EP 09835126A EP 2383360 A4 EP2383360 A4 EP 2383360A4
Authority
EP
European Patent Office
Prior art keywords
steel
manufacturing
base material
method therefor
affected zone
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
EP09835126.5A
Other languages
German (de)
French (fr)
Other versions
EP2383360A1 (en
EP2383360B1 (en
Inventor
Teruki Sadasue
Satoshi Igi
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.)
JFE Steel Corp
Original Assignee
JFE Steel 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.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2383360A1 publication Critical patent/EP2383360A1/en
Publication of EP2383360A4 publication Critical patent/EP2383360A4/en
Application granted granted Critical
Publication of EP2383360B1 publication Critical patent/EP2383360B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/02—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
    • 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
    • C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • 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
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • 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
    • C21D2211/002—Bainite
    • 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
    • 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
    • C21D2211/008—Martensite
    • 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

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 Steel (AREA)
EP09835126.5A 2008-12-26 2009-12-25 Steel plate excellent in resistance of ductile crack initiation from welded heat-affected zone and base material and manufacturing method therefor Active EP2383360B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008333205 2008-12-26
JP2008333204 2008-12-26
PCT/JP2009/071908 WO2010074347A1 (en) 2008-12-26 2009-12-25 Steel with excellent anti-ductile crack generation characteristics in weld heat-affected zone and base material and manufacturing method therefor

Publications (3)

Publication Number Publication Date
EP2383360A1 EP2383360A1 (en) 2011-11-02
EP2383360A4 true EP2383360A4 (en) 2017-03-29
EP2383360B1 EP2383360B1 (en) 2019-07-03

Family

ID=42287928

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09835126.5A Active EP2383360B1 (en) 2008-12-26 2009-12-25 Steel plate excellent in resistance of ductile crack initiation from welded heat-affected zone and base material and manufacturing method therefor

Country Status (7)

Country Link
US (1) US20130000798A1 (en)
EP (1) EP2383360B1 (en)
JP (2) JP5712484B2 (en)
KR (1) KR101343747B1 (en)
CN (2) CN102264934A (en)
RU (1) RU2493287C2 (en)
WO (1) WO2010074347A1 (en)

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GB0619181D0 (en) * 2006-09-29 2006-11-08 Dyson Technology Ltd Surface treating appliance
WO2011135700A1 (en) * 2010-04-28 2011-11-03 住友金属工業株式会社 Hot rolled dual phase steel sheet having excellent dynamic strength, and method for producing same
CN102337478B (en) * 2010-07-15 2012-11-14 宝山钢铁股份有限公司 Excellent 100 kg-grade quenched and tempered steel plate with strong toughness and plasticity, and manufacturing method thereof
KR101277807B1 (en) 2010-10-27 2013-06-21 현대제철 주식회사 HIGH STRENGTH STRUCTURAL STEEL OF TENSILE STRENGTH OF 700MPa GRADE WITH HIGH STRENGTH AND LOW YIELD RATIO AND METHOD OF MANUFACTURING THE SAME
CN102719757B (en) * 2012-06-25 2014-03-19 宝山钢铁股份有限公司 Nickel-free high-toughness 80kg-grade high-strength steel and manufacturing method thereof
WO2015088523A1 (en) * 2013-12-11 2015-06-18 ArcelorMittal Investigación y Desarrollo, S.L. Cold rolled and annealed steel sheet
CN104745963A (en) * 2013-12-31 2015-07-01 天津冶金集团天材科技发展有限公司 21-10Mn7Mo steel ingot
CN104745964A (en) * 2013-12-31 2015-07-01 天津冶金集团天材科技发展有限公司 Smelting technology of 21-10Mn7Mo steel ingot
CN104745962A (en) * 2013-12-31 2015-07-01 天津冶金集团天材科技发展有限公司 Smelting method of 21-10Mn7Mo steel ingot
CN103983506A (en) * 2014-05-27 2014-08-13 安徽工业大学 Method for detecting texture performance of thermal simulation experiment material
CN104532155B (en) * 2014-12-19 2017-02-22 山东钢铁股份有限公司 X90 level heterogeneous structure pipeline steel for longitudinal welded pipe
JP6137435B2 (en) * 2015-03-27 2017-05-31 Ｊｆｅスチール株式会社 High strength steel and method for manufacturing the same, steel pipe and method for manufacturing the same
CN105018858B (en) * 2015-07-08 2016-09-28 中冶陕压重工设备有限公司 A kind of SY15MnNiCrMoVNbTi steel and structural member preparation method thereof
KR101758497B1 (en) * 2015-12-22 2017-07-27 주식회사 포스코 Steel Plate For Pressure Vessel With Excellent PWHT Resistance And Manufacturing Method Thereof
JP6645373B2 (en) * 2016-07-19 2020-02-14 日本製鉄株式会社 Steel plate and its manufacturing method
CN106244934B (en) * 2016-08-24 2017-12-22 宁波乾豪金属制品有限公司 A kind of hinge
CN106222575B (en) * 2016-08-24 2017-12-22 宁波乾豪金属制品有限公司 A kind of corrosion resistant hinge
CN106568644A (en) * 2016-11-14 2017-04-19 山西太钢不锈钢股份有限公司 Thermal simulated test machine continuous casting billet high-temperature tensile test sample, and clamping method thereof
MX2021003680A (en) * 2018-10-12 2021-05-31 Nippon Steel Corp Electric resistance welded steel pipe for torsion beam.
CN113025890A (en) * 2021-02-07 2021-06-25 首钢集团有限公司 Die steel, die and preparation method thereof

Citations (5)

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US20020043305A1 (en) * 2000-08-07 2002-04-18 Exxonmobil Upstream Research Company Weld metals with superior low temperature toughness for joining high strength, low alloy steels
EP1431407A1 (en) * 2001-08-24 2004-06-23 Nippon Steel Corporation Steel plate exhibiting excellent workability and method for producing the same
US20040187982A1 (en) * 2003-03-27 2004-09-30 Jfe Steel Corporation, A Corporation Of Japan Hot-rolled steel strip for high strength electric resistance welding pipe and manufacturing method thereof
JP2008202119A (en) * 2007-02-22 2008-09-04 Sumitomo Metal Ind Ltd High-tensile steel having excellent ductile crack initiation resistance
JP2008208406A (en) * 2007-02-26 2008-09-11 Jfe Steel Kk Steel material having small material anisotropy and excellent fatigue crack propagation properties, and producing method therefor

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020043305A1 (en) * 2000-08-07 2002-04-18 Exxonmobil Upstream Research Company Weld metals with superior low temperature toughness for joining high strength, low alloy steels
EP1431407A1 (en) * 2001-08-24 2004-06-23 Nippon Steel Corporation Steel plate exhibiting excellent workability and method for producing the same
US20040187982A1 (en) * 2003-03-27 2004-09-30 Jfe Steel Corporation, A Corporation Of Japan Hot-rolled steel strip for high strength electric resistance welding pipe and manufacturing method thereof
JP2008202119A (en) * 2007-02-22 2008-09-04 Sumitomo Metal Ind Ltd High-tensile steel having excellent ductile crack initiation resistance
JP2008208406A (en) * 2007-02-26 2008-09-11 Jfe Steel Kk Steel material having small material anisotropy and excellent fatigue crack propagation properties, and producing method therefor

Also Published As

Publication number Publication date
JP5729456B2 (en) 2015-06-03
KR101343747B1 (en) 2013-12-19
CN105154761A (en) 2015-12-16
RU2011131056A (en) 2013-02-10
JP2010168657A (en) 2010-08-05
WO2010074347A1 (en) 2010-07-01
RU2493287C2 (en) 2013-09-20
KR20110091814A (en) 2011-08-12
JP5712484B2 (en) 2015-05-07
JP2014088623A (en) 2014-05-15
EP2383360A1 (en) 2011-11-02
EP2383360B1 (en) 2019-07-03
CN102264934A (en) 2011-11-30
US20130000798A1 (en) 2013-01-03

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