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EP2520680A4 - Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication - Google Patents

Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication

Info

Publication number
EP2520680A4
EP2520680A4 EP10841182.8A EP10841182A EP2520680A4 EP 2520680 A4 EP2520680 A4 EP 2520680A4 EP 10841182 A EP10841182 A EP 10841182A EP 2520680 A4 EP2520680 A4 EP 2520680A4
Authority
EP
European Patent Office
Prior art keywords
heat treatment
steel sheet
high strength
strength steel
excellent resistance
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
EP10841182.8A
Other languages
German (de)
English (en)
Other versions
EP2520680B1 (fr
EP2520680A2 (fr
Inventor
Soon-Taik Hong
Sung-Ho Jang
Yun-Jo Ro
Jae-Hyun Park
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.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
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=44226971&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2520680(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2520680A2 publication Critical patent/EP2520680A2/fr
Publication of EP2520680A4 publication Critical patent/EP2520680A4/fr
Application granted granted Critical
Publication of EP2520680B1 publication Critical patent/EP2520680B1/fr
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C21D2211/004Dispersions; Precipitations
    • 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
    • C21D2211/009Pearlite
    • 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
    • C21D9/50Heat 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)
EP10841182.8A 2009-12-28 2010-12-22 Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication Revoked EP2520680B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090132129A KR101322067B1 (ko) 2009-12-28 2009-12-28 용접 후 열처리 저항성이 우수한 고강도 강판 및 그 제조방법
PCT/KR2010/009225 WO2011081350A2 (fr) 2009-12-28 2010-12-22 Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP2520680A2 EP2520680A2 (fr) 2012-11-07
EP2520680A4 true EP2520680A4 (fr) 2014-11-19
EP2520680B1 EP2520680B1 (fr) 2016-10-26

Family

ID=44226971

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10841182.8A Revoked EP2520680B1 (fr) 2009-12-28 2010-12-22 Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication

Country Status (5)

Country Link
EP (1) EP2520680B1 (fr)
JP (1) JP5657026B2 (fr)
KR (1) KR101322067B1 (fr)
CN (1) CN102782169B (fr)
WO (1) WO2011081350A2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101417231B1 (ko) * 2011-12-28 2014-07-08 주식회사 포스코 저온인성 및 인장특성이 우수한 압력용기용 극후강판 및 그 제조 방법
JP6201376B2 (ja) * 2013-04-01 2017-09-27 Jfeスチール株式会社 耐食性に優れる原油タンク用鋼材および原油タンク
CN104195465A (zh) * 2014-07-24 2014-12-10 安徽广源科技发展有限公司 一种耐低温耐腐蚀用合金钢及其制造方法
CN104109801B (zh) * 2014-07-30 2016-04-27 宝山钢铁股份有限公司 高韧性、抗pwht软化脆化的钢板及其制造方法
KR101758497B1 (ko) * 2015-12-22 2017-07-27 주식회사 포스코 Pwht 저항성이 우수한 저온 압력용기용 강판 및 그 제조 방법
CN105671436B (zh) * 2016-02-05 2017-10-03 山东钢铁股份有限公司 抗高温pwht软化的低焊接裂纹敏感系数原油储罐用高强韧性钢板及其制造方法
KR101917453B1 (ko) 2016-12-22 2018-11-09 주식회사 포스코 극저온 충격인성이 우수한 후강판 및 이의 제조방법
KR101899691B1 (ko) 2016-12-23 2018-10-31 주식회사 포스코 수소유기균열 저항성이 우수한 압력용기용 강재 및 그 제조방법
KR101999024B1 (ko) * 2017-12-26 2019-07-10 주식회사 포스코 수소유기균열 저항성이 우수한 강재 및 그 제조방법
KR102280641B1 (ko) * 2019-10-22 2021-07-22 주식회사 포스코 고온 용접후열처리 저항성이 우수한 압력용기용 강판 및 그 제조방법
CN112813353B (zh) * 2021-01-29 2022-05-27 日钢营口中板有限公司 一种超高温spwht高韧性正火容器用钢及制造方法
US11656169B2 (en) 2021-03-19 2023-05-23 Saudi Arabian Oil Company Development of control samples to enhance the accuracy of HIC testing
US11788951B2 (en) 2021-03-19 2023-10-17 Saudi Arabian Oil Company Testing method to evaluate cold forming effects on carbon steel susceptibility to hydrogen induced cracking (HIC)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11131177A (ja) * 1997-08-29 1999-05-18 Nippon Steel Corp 溶接後熱処理の省略可能な中常温圧力容器用鋼板およびその製造方法
JP2006045672A (ja) * 2004-07-07 2006-02-16 Jfe Steel Kk 高張力鋼板の製造方法および高張力鋼板
US20090025839A1 (en) * 2005-03-04 2009-01-29 Nippon Steel Corporation High tensile strength, refractory steel having excellent weldability and gas cuttability and method for producing same
JP2009041073A (ja) * 2007-08-09 2009-02-26 Sumitomo Metal Ind Ltd 溶接部からの延性き裂発生に対する抵抗性に優れる高張力鋼溶接継手およびその製造方法
WO2009119368A1 (fr) * 2008-03-28 2009-10-01 株式会社神戸製鋼所 Tôle d'acier à haute résistance qui présente une excellente résistance au recuit de détente et une excellente ténacité de joint à basse température

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* Cited by examiner, † Cited by third party
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JPS6179745A (ja) * 1984-09-28 1986-04-23 Nippon Steel Corp 溶接継手熱影響部靭性のすぐれた鋼材の製造法
JP3795949B2 (ja) * 1995-02-16 2006-07-12 新日本製鐵株式会社 疲労強度が優れた溶接継手
MX9707729A (es) * 1996-02-13 1998-02-28 Nippon Steel Corp Junta solida que tiene excelente resistencia a la fatiga.
JPH09256037A (ja) 1996-03-22 1997-09-30 Nippon Steel Corp 応力除去焼鈍処理用の厚肉高張力鋼板の製造方法
CZ293084B6 (cs) 1999-05-17 2004-02-18 Jinpo Plus A. S. Ocele pro žárupevné a vysokopevné tvářené součásti, obzvláště trubky, plechy a výkovky
JP2004027355A (ja) * 2001-11-14 2004-01-29 Sumitomo Metal Ind Ltd 疲労き裂進展抵抗特性に優れた鋼材とその製造方法
EP1312690B1 (fr) * 2001-11-14 2006-08-09 Sumitomo Metal Industries, Ltd. Acier avec une resistance en fatigue ameliorée et methode de production
JP4267367B2 (ja) * 2002-06-19 2009-05-27 新日本製鐵株式会社 原油油槽用鋼およびその製造方法、原油油槽およびその防食方法
JP2008100277A (ja) * 2006-10-23 2008-05-01 Jfe Steel Kk 靭性に優れた溶接部を有する低降伏比厚肉電縫鋼管の製造方法
KR100833070B1 (ko) 2006-12-13 2008-05-27 주식회사 포스코 내hic특성이 우수한 인장강도 500㎫급 압력용기용 강판및 그 제조 방법
KR100833071B1 (ko) 2006-12-13 2008-05-27 주식회사 포스코 내hic특성이 우수한 인장강도 600㎫급 압력용기용 강판및 그 제조 방법
MX2008012239A (es) 2007-03-30 2008-11-28 Sumitomo Metal Ind Accesorio tubular para tubos octg para expansion en pozos y metodo de fabricacion del mismo.
JP5716640B2 (ja) 2011-11-21 2015-05-13 新日鐵住金株式会社 熱間鍛造用圧延棒鋼

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11131177A (ja) * 1997-08-29 1999-05-18 Nippon Steel Corp 溶接後熱処理の省略可能な中常温圧力容器用鋼板およびその製造方法
JP2006045672A (ja) * 2004-07-07 2006-02-16 Jfe Steel Kk 高張力鋼板の製造方法および高張力鋼板
US20090025839A1 (en) * 2005-03-04 2009-01-29 Nippon Steel Corporation High tensile strength, refractory steel having excellent weldability and gas cuttability and method for producing same
JP2009041073A (ja) * 2007-08-09 2009-02-26 Sumitomo Metal Ind Ltd 溶接部からの延性き裂発生に対する抵抗性に優れる高張力鋼溶接継手およびその製造方法
WO2009119368A1 (fr) * 2008-03-28 2009-10-01 株式会社神戸製鋼所 Tôle d'acier à haute résistance qui présente une excellente résistance au recuit de détente et une excellente ténacité de joint à basse température
EP2258884A1 (fr) * 2008-03-28 2010-12-08 Kabushiki Kaisha Kobe Seiko Sho Tôle d'acier à haute résistance qui présente une excellente résistance au recuit de détente et une excellente ténacité de joint à basse température

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011081350A2 *

Also Published As

Publication number Publication date
CN102782169B (zh) 2014-11-19
KR20110075630A (ko) 2011-07-06
JP5657026B2 (ja) 2015-01-21
WO2011081350A2 (fr) 2011-07-07
CN102782169A (zh) 2012-11-14
WO2011081350A3 (fr) 2011-11-17
EP2520680B1 (fr) 2016-10-26
EP2520680A2 (fr) 2012-11-07
JP2013515861A (ja) 2013-05-09
KR101322067B1 (ko) 2013-10-25

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