EP3392367A4 - Matériau en acier à haute résistance ayant d'excellentes propriétés au choc par vieillissement par contrainte à basse température et son procédé de fabrication - Google Patents

Matériau en acier à haute résistance ayant d'excellentes propriétés au choc par vieillissement par contrainte à basse température et son procédé de fabrication Download PDF

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Publication number
EP3392367A4
EP3392367A4 EP16876051.0A EP16876051A EP3392367A4 EP 3392367 A4 EP3392367 A4 EP 3392367A4 EP 16876051 A EP16876051 A EP 16876051A EP 3392367 A4 EP3392367 A4 EP 3392367A4
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EP
European Patent Office
Prior art keywords
steel material
strength steel
excellent low
manufacturing same
impact properties
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
EP16876051.0A
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German (de)
English (en)
Other versions
EP3392367A1 (fr
EP3392367B1 (fr
Inventor
Kyung-Keun Um
Woo-Gyeom KIM
Hong-Ju Lee
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
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Publication of EP3392367A1 publication Critical patent/EP3392367A1/fr
Publication of EP3392367A4 publication Critical patent/EP3392367A4/fr
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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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and 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 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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • C21D8/0221—Modifying the physical properties 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
    • 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
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • 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
    • C22C38/02—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
    • C22C38/06—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C21D2211/009—Pearlite

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  • 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)
EP16876051.0A 2015-12-15 2016-12-15 Matériau en acier à haute résistance ayant d'excellentes propriétés au choc par vieillissement par contrainte à basse température et son procédé de fabrication Active EP3392367B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150178977A KR101758483B1 (ko) 2015-12-15 2015-12-15 저온 변형시효 충격특성이 우수한 고강도 강재 및 이의 제조방법
PCT/KR2016/014734 WO2017105109A1 (fr) 2015-12-15 2016-12-15 Matériau en acier à haute résistance ayant d'excellentes propriétés au choc par vieillissement par contrainte à basse température et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP3392367A1 EP3392367A1 (fr) 2018-10-24
EP3392367A4 true EP3392367A4 (fr) 2019-02-27
EP3392367B1 EP3392367B1 (fr) 2021-10-27

Family

ID=59057097

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16876051.0A Active EP3392367B1 (fr) 2015-12-15 2016-12-15 Matériau en acier à haute résistance ayant d'excellentes propriétés au choc par vieillissement par contrainte à basse température et son procédé de fabrication

Country Status (6)

Country Link
US (2) US20180363111A1 (fr)
EP (1) EP3392367B1 (fr)
JP (1) JP6616002B2 (fr)
KR (1) KR101758483B1 (fr)
CN (1) CN108368593B (fr)
WO (1) WO2017105109A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101758484B1 (ko) 2015-12-15 2017-07-17 주식회사 포스코 저온 변형시효 충격특성 및 용접 열영향부 충격특성이 우수한 고강도 강재 및 이의 제조방법
KR102364473B1 (ko) * 2017-08-23 2022-02-18 바오샨 아이론 앤 스틸 유한공사 저온 압력 용기용 강 및 그 제조 방법
KR102020434B1 (ko) * 2017-12-01 2019-09-10 주식회사 포스코 수소 유기 균열 저항성 및 저온 충격인성이 우수한 고강도 강재 및 그 제조방법
KR102218423B1 (ko) * 2019-08-23 2021-02-19 주식회사 포스코 저온인성 및 ctod 특성이 우수한 박물 강재 및 그 제조방법
US20220316039A1 (en) * 2020-06-19 2022-10-06 Hyundai Steel Company Steel reinforcement and method for manufacturing the same

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110060449A (ko) * 2009-11-30 2011-06-08 주식회사 포스코 저온인성 및 수소유기균열 저항성이 우수한 압력용기용 강판 및 그 제조방법
JP2012241266A (ja) * 2011-05-24 2012-12-10 Jfe Steel Corp 高圧縮強度耐サワーラインパイプ用鋼管及びその製造方法
KR20130076569A (ko) * 2011-12-28 2013-07-08 주식회사 포스코 황화물 응력균열 저항성 및 저온인성이 우수한 압력용기용 강재 및 그 제조방법
JP2014043627A (ja) * 2012-08-28 2014-03-13 Nippon Steel & Sumitomo Metal ポリオレフィン被覆ｕｏｅ鋼管及びその製造方法
EP2764946A1 (fr) * 2011-10-03 2014-08-13 JFE Steel Corporation Tube en acier soudé possédant une excellente ténacité dans la zone affectée par la chaleur du soudage, et procédé de production de ce tube
EP2832889A1 (fr) * 2012-03-29 2015-02-04 JFE Steel Corporation Plaque d'acier à haute résistance, à faible rapport d'élasticité, ayant une résistance supérieure au vieillissement après déformation, son procédé de fabrication et tuyau en acier soudé à haute résistance utilisant cette plaque
WO2015151468A1 (fr) * 2014-03-31 2015-10-08 Ｊｆｅスチール株式会社 Matériau en acier pour tuyaux de canalisation hautement déformables ayant des caractéristiques de vieillissement après déformation et caractéristiques anti-hic supérieures, procédé de fabrication de ce dernier et tuyau en acier soudé
KR20150124810A (ko) * 2014-04-29 2015-11-06 현대제철 주식회사 고강도 강판 및 그 제조 방법

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JPH04193907A (ja) * 1990-11-27 1992-07-14 Kobe Steel Ltd 建築用５０ｋｇｆ／ｍｍ↑２級耐火鋼板の製造方法
JP5141073B2 (ja) * 2007-03-30 2013-02-13 Ｊｆｅスチール株式会社 Ｘ７０グレード以下の低降伏比高強度高靱性鋼管およびその製造方法
KR101253890B1 (ko) * 2010-12-28 2013-04-16 주식회사 포스코 중심부 물성 및 수소유기균열 저항성이 우수한 압력용기용 극후물 강판 및 그 제조방법
KR101455458B1 (ko) * 2012-08-30 2014-10-28 현대제철 주식회사 강재 및 그 제조 방법
KR101758484B1 (ko) * 2015-12-15 2017-07-17 주식회사 포스코 저온 변형시효 충격특성 및 용접 열영향부 충격특성이 우수한 고강도 강재 및 이의 제조방법

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110060449A (ko) * 2009-11-30 2011-06-08 주식회사 포스코 저온인성 및 수소유기균열 저항성이 우수한 압력용기용 강판 및 그 제조방법
JP2012241266A (ja) * 2011-05-24 2012-12-10 Jfe Steel Corp 高圧縮強度耐サワーラインパイプ用鋼管及びその製造方法
EP2764946A1 (fr) * 2011-10-03 2014-08-13 JFE Steel Corporation Tube en acier soudé possédant une excellente ténacité dans la zone affectée par la chaleur du soudage, et procédé de production de ce tube
KR20130076569A (ko) * 2011-12-28 2013-07-08 주식회사 포스코 황화물 응력균열 저항성 및 저온인성이 우수한 압력용기용 강재 및 그 제조방법
EP2832889A1 (fr) * 2012-03-29 2015-02-04 JFE Steel Corporation Plaque d'acier à haute résistance, à faible rapport d'élasticité, ayant une résistance supérieure au vieillissement après déformation, son procédé de fabrication et tuyau en acier soudé à haute résistance utilisant cette plaque
JP2014043627A (ja) * 2012-08-28 2014-03-13 Nippon Steel & Sumitomo Metal ポリオレフィン被覆ｕｏｅ鋼管及びその製造方法
WO2015151468A1 (fr) * 2014-03-31 2015-10-08 Ｊｆｅスチール株式会社 Matériau en acier pour tuyaux de canalisation hautement déformables ayant des caractéristiques de vieillissement après déformation et caractéristiques anti-hic supérieures, procédé de fabrication de ce dernier et tuyau en acier soudé
KR20150124810A (ko) * 2014-04-29 2015-11-06 현대제철 주식회사 고강도 강판 및 그 제조 방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017105109A1 *

Also Published As

Publication number Publication date
EP3392367A1 (fr) 2018-10-24
CN108368593B (zh) 2020-10-02
KR101758483B1 (ko) 2017-07-17
EP3392367B1 (fr) 2021-10-27
KR20170071639A (ko) 2017-06-26
JP6616002B2 (ja) 2019-12-04
US20180363111A1 (en) 2018-12-20
US20240110267A1 (en) 2024-04-04
CN108368593A (zh) 2018-08-03
WO2017105109A1 (fr) 2017-06-22
JP2019504187A (ja) 2019-02-14

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