EP3395984A4 - Tôle d'acier présentant une excellente résistance au traitement thermique après soudage pour récipient sous pression à basse température et son procédé de fabrication - Google Patents

Tôle d'acier présentant une excellente résistance au traitement thermique après soudage pour récipient sous pression à basse température et son procédé de fabrication Download PDF

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Publication number
EP3395984A4
EP3395984A4 EP16879157.2A EP16879157A EP3395984A4 EP 3395984 A4 EP3395984 A4 EP 3395984A4 EP 16879157 A EP16879157 A EP 16879157A EP 3395984 A4 EP3395984 A4 EP 3395984A4
Authority
EP
European Patent Office
Prior art keywords
low
steel sheet
pressure vessel
manufacturing same
temperature pressure
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
EP16879157.2A
Other languages
German (de)
English (en)
Other versions
EP3395984A1 (fr
EP3395984B1 (fr
Inventor
Soon-Taik Hong
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
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3395984A1 publication Critical patent/EP3395984A1/fr
Publication of EP3395984A4 publication Critical patent/EP3395984A4/fr
Application granted granted Critical
Publication of EP3395984B1 publication Critical patent/EP3395984B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys 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
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • 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
    • 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
    • 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
    • C21D2211/008—Martensite

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)
  • Heat Treatment Of Articles (AREA)
EP16879157.2A 2015-12-22 2016-11-03 Tôle d'acier présentant une excellente résistance au traitement thermique après soudage pour récipient sous pression à basse température et son procédé de fabrication Active EP3395984B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150183528A KR101758497B1 (ko) 2015-12-22 2015-12-22 Pwht 저항성이 우수한 저온 압력용기용 강판 및 그 제조 방법
PCT/KR2016/012566 WO2017111290A1 (fr) 2015-12-22 2016-11-03 Tôle d'acier présentant une excellente résistance au traitement thermique après soudage pour récipient sous pression à basse température et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP3395984A1 EP3395984A1 (fr) 2018-10-31
EP3395984A4 true EP3395984A4 (fr) 2018-12-26
EP3395984B1 EP3395984B1 (fr) 2020-01-29

Family

ID=59090737

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16879157.2A Active EP3395984B1 (fr) 2015-12-22 2016-11-03 Tôle d'acier présentant une excellente résistance au traitement thermique après soudage pour récipient sous pression à basse température et son procédé de fabrication

Country Status (6)

Country Link
US (1) US20180371568A1 (fr)
EP (1) EP3395984B1 (fr)
JP (1) JP6700400B2 (fr)
KR (1) KR101758497B1 (fr)
CN (1) CN108431272B (fr)
WO (1) WO2017111290A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101998991B1 (ko) * 2017-12-15 2019-07-10 주식회사 포스코 인장강도 및 저온충격인성이 우수한 압력용기용 강판 및 그 제조방법
KR102031499B1 (ko) 2018-08-07 2019-10-11 주식회사 포스코 표면품질 및 충격인성이 우수한 압력용기용 강재 및 이의 제조방법
KR102065276B1 (ko) 2018-10-26 2020-02-17 주식회사 포스코 극저온 인성 및 연성이 우수한 압력용기용 강판 및 그 제조 방법
KR102131533B1 (ko) 2018-11-29 2020-08-05 주식회사 포스코 고온강도가 우수한 중고온용 강판 및 그 제조방법
KR102200225B1 (ko) * 2019-09-03 2021-01-07 주식회사 포스코 극저온 횡팽창이 우수한 압력용기용 강판 및 그 제조 방법
KR102280641B1 (ko) * 2019-10-22 2021-07-22 주식회사 포스코 고온 용접후열처리 저항성이 우수한 압력용기용 강판 및 그 제조방법
CN112626417A (zh) * 2020-12-14 2021-04-09 南阳汉冶特钢有限公司 一种低成本690MPa级低温抗震钢的生产方法
KR102443670B1 (ko) * 2020-12-16 2022-09-20 주식회사 포스코 고온 pwht 저항성이 우수한 압력용기용 강판 및 그 제조방법
CN113088807A (zh) * 2021-02-25 2021-07-09 舞阳钢铁有限责任公司 一种高韧性低温压力容器用钢板及其生产方法
CN113549815B (zh) * 2021-06-25 2022-09-16 鞍钢股份有限公司 一种低温用低合金压力容器用钢板及生产方法
CN115341152A (zh) * 2022-08-31 2022-11-15 鞍钢股份有限公司 一种节镍型-100℃低温钢及其制造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6126727A (ja) * 1984-07-18 1986-02-06 Nippon Kokan Kk <Nkk> 調質型厚肉８０Ｋｇｆ／ｍｍ↑２以上級高張力鋼の製造方法
EP2520680A2 (fr) * 2009-12-28 2012-11-07 Posco Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication
JP2015124435A (ja) * 2013-12-27 2015-07-06 Ｊｆｅスチール株式会社 脆性亀裂伝播停止特性に優れる原子炉格納容器用厚鋼板

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0666332A4 (fr) * 1993-08-04 1995-12-13 Nippon Steel Corp Acier a resistance a la traction elevee, a resistance a la fatigue et a aptitude au soudage superieures et procede de fabrication.
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
JP5028760B2 (ja) * 2004-07-07 2012-09-19 Ｊｆｅスチール株式会社 高張力鋼板の製造方法および高張力鋼板
FR2886314B1 (fr) * 2005-05-26 2007-07-20 Industeel France Acier pour coques de sous-marins a soudabilite renforcee
KR100833071B1 (ko) 2006-12-13 2008-05-27 주식회사 포스코 내ｈｉｃ특성이 우수한 인장강도 600㎫급 압력용기용 강판및 그 제조 방법
KR101388334B1 (ko) * 2007-01-31 2014-04-22 제이에프이 스틸 가부시키가이샤 내지연 파괴 특성이 우수한 고장력 강재 그리고 그 제조 방법
KR101343747B1 (ko) * 2008-12-26 2013-12-19 제이에프이 스틸 가부시키가이샤 용접열 영향부 및 모재부의 내연성 균열 발생 특성이 우수한 강재 및 그 제조 방법
EP2580357A1 (fr) * 2010-06-10 2013-04-17 Tata Steel Nederland Technology B.V. Procédé permettant de produire un acier martensitique trempé à haute résistance
KR20150101734A (ko) * 2014-02-27 2015-09-04 현대제철 주식회사 압력용기 강재 및 그 제조 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6126727A (ja) * 1984-07-18 1986-02-06 Nippon Kokan Kk <Nkk> 調質型厚肉８０Ｋｇｆ／ｍｍ↑２以上級高張力鋼の製造方法
EP2520680A2 (fr) * 2009-12-28 2012-11-07 Posco Feuillard d'acier à résistance mécanique élevée ayant une excellente résistance au traitement thermique post-soudage et son procédé de fabrication
JP2015124435A (ja) * 2013-12-27 2015-07-06 Ｊｆｅスチール株式会社 脆性亀裂伝播停止特性に優れる原子炉格納容器用厚鋼板

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017111290A1 *

Also Published As

Publication number Publication date
KR20170075050A (ko) 2017-07-03
WO2017111290A8 (fr) 2017-12-21
JP2019505672A (ja) 2019-02-28
CN108431272A (zh) 2018-08-21
KR101758497B1 (ko) 2017-07-27
US20180371568A1 (en) 2018-12-27
EP3395984A1 (fr) 2018-10-31
JP6700400B2 (ja) 2020-05-27
CN108431272B (zh) 2020-07-28
EP3395984B1 (fr) 2020-01-29
WO2017111290A1 (fr) 2017-06-29

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