EP3677700A4 - Stahl mit hohem mn-gehalt und herstellungsverfahren dafür - Google Patents

Stahl mit hohem mn-gehalt und herstellungsverfahren dafür Download PDF

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Publication number
EP3677700A4
EP3677700A4 EP18851150.5A EP18851150A EP3677700A4 EP 3677700 A4 EP3677700 A4 EP 3677700A4 EP 18851150 A EP18851150 A EP 18851150A EP 3677700 A4 EP3677700 A4 EP 3677700A4
Authority
EP
European Patent Office
Prior art keywords
steel
production method
method therefor
therefor
production
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
EP18851150.5A
Other languages
English (en)
French (fr)
Other versions
EP3677700A1 (de
EP3677700B1 (de
Inventor
Daichi IZUMI
Keiji Ueda
Kazukuni Hase
Koichi Nakashima
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3677700A4 publication Critical patent/EP3677700A4/de
Publication of EP3677700A1 publication Critical patent/EP3677700A1/de
Application granted granted Critical
Publication of EP3677700B1 publication Critical patent/EP3677700B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/02—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
    • 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
    • C21D8/0221—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
    • 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
    • C22C38/04—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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP18851150.5A 2017-09-01 2018-08-29 Stahl mit hohem mn-gehalt und herstellungsverfahren dafür Active EP3677700B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017168857 2017-09-01
PCT/JP2018/032022 WO2019044928A1 (ja) 2017-09-01 2018-08-29 高Ｍｎ鋼およびその製造方法

Publications (3)

Publication Number Publication Date
EP3677700A4 true EP3677700A4 (de) 2020-07-08
EP3677700A1 EP3677700A1 (de) 2020-07-08
EP3677700B1 EP3677700B1 (de) 2023-05-10

Family

ID=65527524

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18851150.5A Active EP3677700B1 (de) 2017-09-01 2018-08-29 Stahl mit hohem mn-gehalt und herstellungsverfahren dafür

Country Status (8)

Country Link
EP (1) EP3677700B1 (de)
JP (2) JP6856129B2 (de)
KR (1) KR102355570B1 (de)
CN (1) CN111051553B (de)
MY (1) MY194444A (de)
PH (1) PH12020550068A1 (de)
SG (1) SG11202001418YA (de)
WO (1) WO2019044928A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3831973A4 (de) 2018-08-03 2021-07-21 JFE Steel Corporation Stahl mit hohem mn-gehalt und herstellungsverfahren dafür
WO2021033694A1 (ja) * 2019-08-21 2021-02-25 Ｊｆｅスチール株式会社 鋼およびその製造方法
EP4019657A1 (de) * 2019-08-21 2022-06-29 JFE Steel Corporation Stahl und verfahren zur herstellung davon
JP7276597B2 (ja) * 2020-12-17 2023-05-18 Ｊｆｅスチール株式会社 サブマージアーク溶接用ワイヤおよびそれを用いた溶接継手部の製造方法
EP4249621A1 (de) * 2021-02-08 2023-09-27 JFE Steel Corporation Stahlmaterial und verfahren zur herstellung davon sowie tank und verfahren zur herstellung davon

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007126715A (ja) * 2005-11-04 2007-05-24 Sumitomo Metal Ind Ltd 高Ｍｎ鋼材及びその製造方法
JP2016084529A (ja) * 2014-10-22 2016-05-19 新日鐵住金株式会社 高Ｍｎ鋼材及びその製造方法
EP3078447A1 (de) * 2013-12-06 2016-10-12 Posco Hochfeste schweissnaht mit hervorragender schlagzähigkeit bei sehr niedriger temperatur und lichtbogenschweissfülldraht
JP2016196703A (ja) * 2015-04-02 2016-11-24 新日鐵住金株式会社 極低温用高Ｍｎ鋼材
JP2017071817A (ja) * 2015-10-06 2017-04-13 新日鐵住金株式会社 低温用厚鋼板及びその製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56258A (en) * 1979-06-12 1981-01-06 Sumitomo Metal Ind Ltd No-nickel high-manganese-content steel for low temperature
JPS5942068B2 (ja) * 1981-06-01 1984-10-12 川崎製鉄株式会社 極低温用高マンガン非磁性鋼
JPS5867824A (ja) * 1981-10-17 1983-04-22 Kawasaki Steel Corp 高靭性高マンガン非磁性鋼の熱間加工方法
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
US5833919A (en) * 1997-01-09 1998-11-10 Korea Advanced Institute Of Science And Technology Fe-Mn-Cr-Al cryogenix alloy and method of making
FR2857980B1 (fr) * 2003-07-22 2006-01-13 Usinor Procede de fabrication de toles d'acier austenitique fer-carbone-manganese, a haute resistance, excellente tenacite et aptitude a la mise en forme a froid, et toles ainsi produites
JP5003785B2 (ja) * 2010-03-30 2012-08-15 Ｊｆｅスチール株式会社 延性に優れた高張力鋼板およびその製造方法
KR101797319B1 (ko) * 2015-12-23 2017-11-14 주식회사 포스코 용접성 및 연신율이 우수한 파이프용 열연강판 및 그 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007126715A (ja) * 2005-11-04 2007-05-24 Sumitomo Metal Ind Ltd 高Ｍｎ鋼材及びその製造方法
EP3078447A1 (de) * 2013-12-06 2016-10-12 Posco Hochfeste schweissnaht mit hervorragender schlagzähigkeit bei sehr niedriger temperatur und lichtbogenschweissfülldraht
JP2016084529A (ja) * 2014-10-22 2016-05-19 新日鐵住金株式会社 高Ｍｎ鋼材及びその製造方法
JP2016196703A (ja) * 2015-04-02 2016-11-24 新日鐵住金株式会社 極低温用高Ｍｎ鋼材
JP2017071817A (ja) * 2015-10-06 2017-04-13 新日鐵住金株式会社 低温用厚鋼板及びその製造方法

Also Published As

Publication number Publication date
KR20200033901A (ko) 2020-03-30
MY194444A (en) 2022-11-30
PH12020550068A1 (en) 2021-02-08
EP3677700A1 (de) 2020-07-08
CN111051553B (zh) 2022-04-12
JP2021036077A (ja) 2021-03-04
CN111051553A (zh) 2020-04-21
BR112020003351A2 (pt) 2020-08-18
JP7063364B2 (ja) 2022-05-09
JPWO2019044928A1 (ja) 2020-03-26
SG11202001418YA (en) 2020-03-30
KR102355570B1 (ko) 2022-01-25
WO2019044928A1 (ja) 2019-03-07
EP3677700B1 (de) 2023-05-10
JP6856129B2 (ja) 2021-04-07

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