EP4428263A3 - Alliage fer-manganèse à soudabilité améliorée - Google Patents

Alliage fer-manganèse à soudabilité améliorée Download PDF

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Publication number
EP4428263A3
EP4428263A3 EP24191174.2A EP24191174A EP4428263A3 EP 4428263 A3 EP4428263 A3 EP 4428263A3 EP 24191174 A EP24191174 A EP 24191174A EP 4428263 A3 EP4428263 A3 EP 4428263A3
Authority
EP
European Patent Office
Prior art keywords
iron
manganese alloy
improved weldability
weldability
improved
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.)
Pending
Application number
EP24191174.2A
Other languages
German (de)
English (en)
Other versions
EP4428263A2 (fr
Inventor
Pierre-Louis Reydet
Marielle ESCOT
Nicolas LAURAIN
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.)
Aperam SA
Original Assignee
Aperam SA
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 Aperam SA filed Critical Aperam SA
Priority to EP24191174.2A priority Critical patent/EP4428263A3/fr
Publication of EP4428263A2 publication Critical patent/EP4428263A2/fr
Publication of EP4428263A3 publication Critical patent/EP4428263A3/fr
Pending legal-status Critical Current

Links

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
    • C21D6/005—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
    • C21D6/004—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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • 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
    • 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
    • C21D8/0236—Cold 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 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/18—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

L'invention concerne un alliage fer-manganèse comprenant, en poids : 25,0%≤Mn≤32,0%7,0%≤Cr≤14,0%0≤Ni≤2,5%0,05%≤N≤0,30%0,1≤Si≤0,5% optionnellement 0,010% ≤ terres rares ≤ 0,14%le reste étant du fer et des éléments résiduels résultant de l'élaboration
EP24191174.2A 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée Pending EP4428263A3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24191174.2A EP4428263A3 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP24191174.2A EP4428263A3 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée
EP19702970.5A EP3914738B1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée
PCT/IB2019/050528 WO2020152498A1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP19702970.5A Division EP3914738B1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée
EP19702970.5A Division-Into EP3914738B1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée

Publications (2)

Publication Number Publication Date
EP4428263A2 EP4428263A2 (fr) 2024-09-11
EP4428263A3 true EP4428263A3 (fr) 2024-11-20

Family

ID=65276243

Family Applications (2)

Application Number Title Priority Date Filing Date
EP19702970.5A Active EP3914738B1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée
EP24191174.2A Pending EP4428263A3 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP19702970.5A Active EP3914738B1 (fr) 2019-01-22 2019-01-22 Alliage fer-manganèse à soudabilité améliorée

Country Status (9)

Country Link
US (2) US12173388B2 (fr)
EP (2) EP3914738B1 (fr)
JP (2) JP7326454B2 (fr)
KR (2) KR102655166B1 (fr)
CN (1) CN113383092A (fr)
CA (1) CA3126854A1 (fr)
ES (1) ES2994598T3 (fr)
MX (1) MX2021008766A (fr)
WO (1) WO2020152498A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2351234A1 (de) * 1973-10-12 1975-04-17 Nippon Steel Corp Kaltzaeher stahl mit niedrigem ausdehnungskoeffizienten
JPS5236513A (en) * 1975-09-18 1977-03-19 Daido Steel Co Ltd Strong and tough steel used at extremely low temperature
JPS60204864A (ja) * 1984-03-29 1985-10-16 Sanyo Tokushu Seikou Kk 常温および低温において靭性の優れた高Ｍｎ非磁性鋼
EP0174418A2 (fr) * 1984-05-22 1986-03-19 Westinghouse Electric Corporation Alliages austénitiques à base de fer-manganèse et de fer-manganèse-chrome
JPS63259026A (ja) * 1987-04-16 1988-10-26 Nippon Mining Co Ltd 非磁性材料の製造方法
JPH0211723A (ja) * 1988-06-28 1990-01-16 Kanai Hiroyuki マイクロシャフトの製造方法
JP2007126715A (ja) * 2005-11-04 2007-05-24 Sumitomo Metal Ind Ltd 高Ｍｎ鋼材及びその製造方法
EP2799571A1 (fr) * 2011-12-27 2014-11-05 Posco Acier austénitique présentant une usinabilité et une résistance aux températures cryogéniques améliorées dans des zones affectées par la température de soudage, et procédé de production correspondant
EP3088555A1 (fr) * 2013-12-25 2016-11-02 Posco Acier lingot basse température présentant une excellente qualité de traitement de surface

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1438884A (en) * 1974-09-30 1976-06-09 Allegheny Ludlum Ind Inc Corrosion resistant austenitic steel
JPS61143563A (ja) * 1984-12-17 1986-07-01 Nippon Steel Corp 耐錆性極低温用高マンガン強靭鋼
JPH0619110B2 (ja) * 1986-05-19 1994-03-16 株式会社神戸製鋼所 極低温用高Ｍｎオ−ステナイトステンレス鋼の製造方法
US5278881A (en) * 1989-07-20 1994-01-11 Hitachi, Ltd. Fe-Cr-Mn Alloy
JP3152473B2 (ja) * 1992-01-20 2001-04-03 新日本製鐵株式会社 高Ｍｎ非磁性鋼の潜弧溶接方法
AU6361396A (en) * 1995-07-11 1997-02-10 Kari Martti Ullakko Iron-based shape memory and vibration damping alloys containing nitrogen
FR2796083B1 (fr) * 1999-07-07 2001-08-31 Usinor Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites
BRPI0419185A (pt) * 2004-11-03 2007-12-18 Thyssenkrupp Steel Ag chapa ou fita de aço de resistência superior, apresentando propriedades twip, e processo para sua fabricação por meio de "direct strip casting"
CN101250674A (zh) 2008-04-11 2008-08-27 江苏大学 一种中氮高锰奥氏体不锈钢
KR20150066373A (ko) 2013-12-06 2015-06-16 주식회사 포스코 내충격성 및 내마모성이 우수한 용접이음부
RS59347B1 (sr) * 2014-03-28 2019-10-31 Outokumpu Oy Austenitni nerđajući čelik sa visokim sadržajem mangana
JP6693217B2 (ja) * 2015-04-02 2020-05-13 日本製鉄株式会社 極低温用高Ｍｎ鋼材
JP6520617B2 (ja) * 2015-09-30 2019-05-29 日本製鉄株式会社 オーステナイト系ステンレス鋼
DE102017114262A1 (de) * 2017-06-27 2018-12-27 Salzgitter Flachstahl Gmbh Stahllegierung mit verbesserter Korrisionsbeständigkeit bei Hochtemperaturbeanspruchung und Verfahren zur Herstellung von Stahlband aus dieser Stahllegierung

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2351234A1 (de) * 1973-10-12 1975-04-17 Nippon Steel Corp Kaltzaeher stahl mit niedrigem ausdehnungskoeffizienten
JPS5236513A (en) * 1975-09-18 1977-03-19 Daido Steel Co Ltd Strong and tough steel used at extremely low temperature
JPS60204864A (ja) * 1984-03-29 1985-10-16 Sanyo Tokushu Seikou Kk 常温および低温において靭性の優れた高Ｍｎ非磁性鋼
EP0174418A2 (fr) * 1984-05-22 1986-03-19 Westinghouse Electric Corporation Alliages austénitiques à base de fer-manganèse et de fer-manganèse-chrome
JPS63259026A (ja) * 1987-04-16 1988-10-26 Nippon Mining Co Ltd 非磁性材料の製造方法
JPH0211723A (ja) * 1988-06-28 1990-01-16 Kanai Hiroyuki マイクロシャフトの製造方法
JP2007126715A (ja) * 2005-11-04 2007-05-24 Sumitomo Metal Ind Ltd 高Ｍｎ鋼材及びその製造方法
EP2799571A1 (fr) * 2011-12-27 2014-11-05 Posco Acier austénitique présentant une usinabilité et une résistance aux températures cryogéniques améliorées dans des zones affectées par la température de soudage, et procédé de production correspondant
EP3088555A1 (fr) * 2013-12-25 2016-11-02 Posco Acier lingot basse température présentant une excellente qualité de traitement de surface

Also Published As

Publication number Publication date
JP7692954B2 (ja) 2025-06-16
EP3914738A1 (fr) 2021-12-01
ES2994598T3 (en) 2025-01-27
JP2022522613A (ja) 2022-04-20
CA3126854A1 (fr) 2020-07-30
JP2023159131A (ja) 2023-10-31
BR112021014128A2 (pt) 2021-09-21
CN113383092A (zh) 2021-09-10
EP3914738B1 (fr) 2024-09-11
KR20240034893A (ko) 2024-03-14
WO2020152498A1 (fr) 2020-07-30
KR102982167B1 (ko) 2026-06-24
US12173388B2 (en) 2024-12-24
US20250066888A1 (en) 2025-02-27
MX2021008766A (es) 2021-08-24
KR102655166B1 (ko) 2024-04-04
KR20210118126A (ko) 2021-09-29
JP7326454B2 (ja) 2023-08-15
US20220162728A1 (en) 2022-05-26
EP4428263A2 (fr) 2024-09-11

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