EP3395989A4 - Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène - Google Patents

Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène Download PDF

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Publication number
EP3395989A4
EP3395989A4 EP16879356.0A EP16879356A EP3395989A4 EP 3395989 A4 EP3395989 A4 EP 3395989A4 EP 16879356 A EP16879356 A EP 16879356A EP 3395989 A4 EP3395989 A4 EP 3395989A4
Authority
EP
European Patent Office
Prior art keywords
steel material
austenitic steel
embrittlement resistance
excellent hydrogen
hydrogen
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
EP16879356.0A
Other languages
German (de)
English (en)
Other versions
EP3395989B1 (fr
EP3395989A1 (fr
Inventor
Soon-Gi Lee
Sung-Kyu Kim
Sang-Deok Kang
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 EP3395989A1 publication Critical patent/EP3395989A1/fr
Publication of EP3395989A4 publication Critical patent/EP3395989A4/fr
Application granted granted Critical
Publication of EP3395989B1 publication Critical patent/EP3395989B1/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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous 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
    • C22C38/02—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
    • C22C38/08—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
    • C22C38/16—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • C22C38/58—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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
EP16879356.0A 2015-12-22 2016-12-22 Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène Active EP3395989B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20150184291 2015-12-22
PCT/KR2016/015085 WO2017111489A1 (fr) 2015-12-22 2016-12-22 Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène

Publications (3)

Publication Number Publication Date
EP3395989A1 EP3395989A1 (fr) 2018-10-31
EP3395989A4 true EP3395989A4 (fr) 2018-11-14
EP3395989B1 EP3395989B1 (fr) 2020-07-15

Family

ID=59089865

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16879356.0A Active EP3395989B1 (fr) 2015-12-22 2016-12-22 Matériau en acier austénitique présentant une excellente résistance à la fragilisation par l'hydrogène

Country Status (7)

Country Link
US (1) US20190010590A1 (fr)
EP (1) EP3395989B1 (fr)
JP (1) JP6703608B2 (fr)
KR (1) KR20180085797A (fr)
CN (1) CN108431275A (fr)
CA (1) CA3009463C (fr)
WO (1) WO2017111489A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI709669B (zh) * 2018-03-02 2020-11-11 日商德山股份有限公司 沃斯田鐵系不銹鋼構件及其製造方法
KR102255827B1 (ko) * 2018-10-25 2021-05-26 주식회사 포스코 표면품질이 우수한 극저온용 오스테나이트계 고망간 강재 및 그 제조방법
FR3106898B1 (fr) 2020-01-30 2022-10-07 Psa Automobiles Sa Procede d’analyse de la fragilisation par l’hydrogene de pieces en aciers nus ou revetus utilisees dans les vehicules automobiles
WO2023212717A1 (fr) * 2022-04-29 2023-11-02 United States Steel Corporation Alliages d'acier à faible teneur en ni ayant une résistance à la dégradation par l'hydrogène

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04259325A (ja) * 1991-02-13 1992-09-14 Sumitomo Metal Ind Ltd 加工性に優れた高強度熱延鋼板の製造方法
EP1427866A1 (fr) * 2001-09-20 2004-06-16 Usinor Procede de fabrication de tubes soudes et tube ainsi obtenu
EP2554699A1 (fr) * 2010-03-30 2013-02-06 JFE Steel Corporation Tôle d'acier présentant une résistance à la traction élevée et une meilleure ductilité et procédé de fabrication de cette dernière

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5681656A (en) * 1979-12-10 1981-07-03 Japan Steel Works Ltd:The Nonmagnetic steel for cryogenic temperature high magnetic field apparatus
JPS5928561A (ja) * 1982-08-11 1984-02-15 Sumitomo Metal Ind Ltd 体積電気抵抗率の高い非磁性鋼
JPH0215148A (ja) * 1988-07-02 1990-01-18 Sumitomo Metal Ind Ltd 耐食性に優れた高Ｍｎ非磁性鋼
JP2807566B2 (ja) * 1991-12-30 1998-10-08 ポハン アイアン アンド スチール カンパニー リミテッド 優れた成形性、強度および溶接性を有するオーステナイト高マンガン鋼、並びにその製造方法
FR2796083B1 (fr) * 1999-07-07 2001-08-31 Usinor Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites
JP4529872B2 (ja) * 2005-11-04 2010-08-25 住友金属工業株式会社 高Ｍｎ鋼材及びその製造方法
KR100742833B1 (ko) * 2005-12-24 2007-07-25 주식회사 포스코 내식성이 우수한 고 망간 용융도금강판 및 그 제조방법
DE102008056844A1 (de) * 2008-11-12 2010-06-02 Voestalpine Stahl Gmbh Manganstahlband und Verfahren zur Herstellung desselben
KR20110072791A (ko) * 2009-12-23 2011-06-29 주식회사 포스코 연성 및 내지연파괴 특성이 우수한 오스테나이트계 고강도 강판 및 그 제조방법
KR101543916B1 (ko) * 2013-12-25 2015-08-11 주식회사 포스코 표면 가공 품질이 우수한 저온용강 및 그 제조 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04259325A (ja) * 1991-02-13 1992-09-14 Sumitomo Metal Ind Ltd 加工性に優れた高強度熱延鋼板の製造方法
EP1427866A1 (fr) * 2001-09-20 2004-06-16 Usinor Procede de fabrication de tubes soudes et tube ainsi obtenu
EP2554699A1 (fr) * 2010-03-30 2013-02-06 JFE Steel Corporation Tôle d'acier présentant une résistance à la traction élevée et une meilleure ductilité et procédé de fabrication de cette dernière

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
N.N.: "Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications", AMERICAN NATIONAL STANDARD, 1 January 2013 (2013-01-01), West Conshohocken, PA, XP055297340, Retrieved from the Internet <URL:http://www.galvanizeit.com/uploads/ASTM-E-29-yr-13.pdf> [retrieved on 20160824], DOI: 10.1520/E0029-13 *
See also references of WO2017111489A1 *

Also Published As

Publication number Publication date
US20190010590A1 (en) 2019-01-10
KR20180085797A (ko) 2018-07-27
WO2017111489A1 (fr) 2017-06-29
EP3395989B1 (fr) 2020-07-15
CA3009463A1 (fr) 2017-06-29
CN108431275A (zh) 2018-08-21
CA3009463C (fr) 2020-09-22
EP3395989A1 (fr) 2018-10-31
JP6703608B2 (ja) 2020-06-03
JP2019505675A (ja) 2019-02-28

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