EP2860276A4 - Steel plate - Google Patents

Steel plate

Info

Publication number
EP2860276A4
EP2860276A4 EP13883843.8A EP13883843A EP2860276A4 EP 2860276 A4 EP2860276 A4 EP 2860276A4 EP 13883843 A EP13883843 A EP 13883843A EP 2860276 A4 EP2860276 A4 EP 2860276A4
Authority
EP
European Patent Office
Prior art keywords
steel plate
steel
plate
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
EP13883843.8A
Other languages
German (de)
French (fr)
Other versions
EP2860276B1 (en
EP2860276A1 (en
Inventor
Naoki Saitoh
Katsumi Kurebayashi
Yasunori Takahashi
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal 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 Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of EP2860276A1 publication Critical patent/EP2860276A1/en
Publication of EP2860276A4 publication Critical patent/EP2860276A4/en
Application granted granted Critical
Publication of EP2860276B1 publication Critical patent/EP2860276B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • 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
    • 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
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP13883843.8A 2013-08-13 2013-08-13 Steel plate Active EP2860276B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/071864 WO2015022729A1 (en) 2013-08-13 2013-08-13 Steel plate

Publications (3)

Publication Number Publication Date
EP2860276A1 EP2860276A1 (en) 2015-04-15
EP2860276A4 true EP2860276A4 (en) 2015-12-30
EP2860276B1 EP2860276B1 (en) 2018-05-02

Family

ID=51031120

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13883843.8A Active EP2860276B1 (en) 2013-08-13 2013-08-13 Steel plate

Country Status (5)

Country Link
EP (1) EP2860276B1 (en)
JP (1) JP5510620B1 (en)
KR (1) KR101542709B1 (en)
CN (1) CN104520463B (en)
WO (1) WO2015022729A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102009630B1 (en) * 2017-06-21 2019-08-09 닛폰세이테츠 가부시키가이샤 Grater
JP6344538B1 (en) * 2017-09-19 2018-06-20 新日鐵住金株式会社 Steel pipe and steel plate
CN110616300B (en) * 2018-06-19 2021-02-19 宝山钢铁股份有限公司 Low-temperature steel with excellent CTOD (carbon to steel) characteristics and manufacturing method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2119803A1 (en) * 2007-03-05 2009-11-18 Nippon Steel Corporation Thick high-strength steel plate and process for producing the same
JP2013095928A (en) * 2011-10-28 2013-05-20 Nippon Steel & Sumitomo Metal Corp High tensile strength steel sheet excellent in toughness and manufacturing method thereof

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0781164B2 (en) 1986-04-30 1995-08-30 日本鋼管株式会社 Method for manufacturing high-strength and high-toughness steel sheet
JPH0768577B2 (en) 1989-03-24 1995-07-26 新日本製鐵株式会社 Method for producing high heat input welding steel with excellent low temperature toughness
JPH06104860B2 (en) 1989-03-25 1994-12-21 新日本製鐵株式会社 Manufacturing method of high heat input welding steel with excellent low temperature toughness
JPH0344417A (en) * 1989-07-11 1991-02-26 Nippon Steel Corp Production of thick steel plate for welded structure having excellent internal quality
JP2837732B2 (en) 1990-03-14 1998-12-16 新日本製鐵株式会社 Manufacturing method of large heat input welding steel with excellent low temperature toughness
JPH04180521A (en) * 1990-11-14 1992-06-26 Kobe Steel Ltd Production of high tensile thick steel plate having high yield strength and high toughness
JPH05179344A (en) 1992-01-08 1993-07-20 Kawasaki Steel Corp Production of high tensile steel having excellent low-temperature toughness of multilayer weld zone
JP3215955B2 (en) 1992-01-09 2001-10-09 新日本製鐵株式会社 Manufacturing method of high toughness and high strength steel sheet with excellent elongation properties
JP3487262B2 (en) 2000-05-26 2004-01-13 住友金属工業株式会社 High strength thick steel plate excellent in CTOD characteristics and method for producing the same
CN100422370C (en) 2003-11-27 2008-10-01 住友金属工业株式会社 High tensile steel excellent in toughness of welded zone and offshore structure
JP4736374B2 (en) * 2004-08-06 2011-07-27 住友金属工業株式会社 Steel material with super large heat input welding characteristics
JP5742750B2 (en) * 2012-02-28 2015-07-01 新日鐵住金株式会社 Thick steel plate and manufacturing method thereof
CN102899556B (en) * 2012-11-02 2014-05-28 湖南华菱湘潭钢铁有限公司 Production method for low-alloy medium-thick steel plate
JP6048580B2 (en) * 2013-05-21 2016-12-21 新日鐵住金株式会社 Hot rolled steel sheet and manufacturing method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2119803A1 (en) * 2007-03-05 2009-11-18 Nippon Steel Corporation Thick high-strength steel plate and process for producing the same
JP2013095928A (en) * 2011-10-28 2013-05-20 Nippon Steel & Sumitomo Metal Corp High tensile strength steel sheet excellent in toughness and manufacturing method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015022729A1 *

Also Published As

Publication number Publication date
EP2860276B1 (en) 2018-05-02
KR20150029615A (en) 2015-03-18
WO2015022729A1 (en) 2015-02-19
CN104520463B (en) 2016-03-30
EP2860276A1 (en) 2015-04-15
KR101542709B1 (en) 2015-08-12
JP5510620B1 (en) 2014-06-04
CN104520463A (en) 2015-04-15
JPWO2015022729A1 (en) 2017-03-02

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