EP3239328A4 - Tôle d'acier basse température ayant une excellente qualité de traitement de surface et procédé pour la fabriquer - Google Patents

Tôle d'acier basse température ayant une excellente qualité de traitement de surface et procédé pour la fabriquer Download PDF

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Publication number
EP3239328A4
EP3239328A4 EP15873529.0A EP15873529A EP3239328A4 EP 3239328 A4 EP3239328 A4 EP 3239328A4 EP 15873529 A EP15873529 A EP 15873529A EP 3239328 A4 EP3239328 A4 EP 3239328A4
Authority
EP
European Patent Office
Prior art keywords
low
steel sheet
surface processing
excellent surface
processing quality
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
EP15873529.0A
Other languages
German (de)
English (en)
Other versions
EP3239328B1 (fr
EP3239328A1 (fr
Inventor
Soon-Gi Lee
In-Shik Suh
Yong-Jin 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 EP3239328A1 publication Critical patent/EP3239328A1/fr
Publication of EP3239328A4 publication Critical patent/EP3239328A4/fr
Application granted granted Critical
Publication of EP3239328B1 publication Critical patent/EP3239328B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/04—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
    • 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
    • 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 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
    • 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
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • 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
    • C21D2211/004—Dispersions; Precipitations

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)
  • Heat Treatment Of Sheet Steel (AREA)
EP15873529.0A 2014-12-24 2015-12-11 Tôle d'acier pour basse température ayant une excellente qualité de traitement de surface et procédé pour la fabriquer Active EP3239328B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020140189137A KR101665821B1 (ko) 2014-12-24 2014-12-24 표면 가공 품질이 우수한 저온용 강판 및 그 제조방법
PCT/KR2015/013554 WO2016105002A1 (fr) 2014-12-24 2015-12-11 Tôle d'acier basse température ayant une excellente qualité de traitement de surface et procédé pour la fabriquer

Publications (3)

Publication Number Publication Date
EP3239328A1 EP3239328A1 (fr) 2017-11-01
EP3239328A4 true EP3239328A4 (fr) 2017-12-13
EP3239328B1 EP3239328B1 (fr) 2021-11-17

Family

ID=56150966

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15873529.0A Active EP3239328B1 (fr) 2014-12-24 2015-12-11 Tôle d'acier pour basse température ayant une excellente qualité de traitement de surface et procédé pour la fabriquer

Country Status (7)

Country Link
US (1) US20170362675A1 (fr)
EP (1) EP3239328B1 (fr)
JP (2) JP6810691B2 (fr)
KR (1) KR101665821B1 (fr)
CN (1) CN107109602B (fr)
CA (1) CA2970151C (fr)
WO (1) WO2016105002A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101940874B1 (ko) 2016-12-22 2019-01-21 주식회사 포스코 저온인성 및 항복강도가 우수한 고 망간 강 및 제조 방법
KR101920973B1 (ko) * 2016-12-23 2018-11-21 주식회사 포스코 표면 특성이 우수한 오스테나이트계 강재 및 그 제조방법
WO2018199145A1 (fr) * 2017-04-26 2018-11-01 Ｊｆｅスチール株式会社 ACIER RICHE EN Mn ET SON PROCÉDÉ DE PRODUCTION
CN107190201B (zh) * 2017-07-17 2019-03-26 武汉钢铁有限公司 液化石油气运输船用钢及制造方法
WO2019046886A1 (fr) 2017-09-07 2019-03-14 Monash University Dispositif de stockage d'énergie capacitif et son procédé de production
KR102109270B1 (ko) * 2017-10-18 2020-05-12 주식회사 포스코 표면품질이 우수한 저온용 고 망간강재 및 제조방법
KR102031455B1 (ko) 2017-12-26 2019-10-11 주식회사 포스코 저온인성이 우수한 열연강판, 강관 및 그 제조방법
KR102206319B1 (ko) * 2018-03-29 2021-01-22 닛폰세이테츠 가부시키가이샤 오스테나이트계 내마모 강판
KR102255827B1 (ko) * 2018-10-25 2021-05-26 주식회사 포스코 표면품질이 우수한 극저온용 오스테나이트계 고망간 강재 및 그 제조방법
CN119824317A (zh) * 2025-01-16 2025-04-15 马鞍山钢铁股份有限公司 一种超高锰500MPa级低温抗震钢筋及其生产方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04141557A (ja) * 1990-09-28 1992-05-15 Nippon Steel Corp リニアモーターカー鋼橋用高Ｍｎ非磁性鋼
WO1995026423A1 (fr) * 1994-03-25 1995-10-05 Pohang Iron & Steel Co., Ltd. Acier a teneur elevee en manganese presentant une aptitude amelioree a la deformation a chaud, et procede de fabrication d'une tole d'acier laminee a chaud a teneur elevee en manganese et exempte de criques
WO2014104706A1 (fr) * 2012-12-26 2014-07-03 주식회사 포스코 Acier à base austénitique à haute résistance ayant une ténacité remarquable d'une zone affectée par la chaleur de soudage et son procédé de préparation
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920004941B1 (ko) 1989-12-28 1992-06-22 포항종합제철 주식회사 극저온 특성이 우수한 고 망간강의 제조방법
JPH09195007A (ja) * 1996-01-19 1997-07-29 Kawasaki Steel Corp 耐食性に優れたＣｒ−Ｍｎ−Ｎ系オーステナイトステンレス鋼
DE60130500T2 (de) * 2001-11-16 2008-06-12 Posco, Pohang Stahlplatte mit überlegener zähigkeit in der von der schweisshitze beeinflussten zone und verfahren zu ihrer herstellung; schweisskonstruktion unter verwendung davon
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
KR20120097160A (ko) * 2011-02-24 2012-09-03 현대제철 주식회사 고장력 강판 및 그 제조 방법
KR101353843B1 (ko) * 2011-12-27 2014-01-20 주식회사 포스코 용접 열영향부 극저온 인성이 우수한 오스테나이트 강재
KR101461736B1 (ko) * 2012-12-21 2014-11-14 주식회사 포스코 피삭성 및 용접 열영향부 극저온 인성이 우수한 오스테나이트계 강재 및 그의 제조방법
WO2013100613A1 (fr) * 2011-12-28 2013-07-04 주식회사 포스코 Acier austénitique résistant à l'usure et présentant une usinabilité et une ductilité améliorées, et procédé de production correspondant
KR101412259B1 (ko) * 2012-03-29 2014-07-02 현대제철 주식회사 강판 및 그 제조 방법
KR101412327B1 (ko) * 2012-06-28 2014-06-25 현대제철 주식회사 각관용 열연강판 및 그 제조 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04141557A (ja) * 1990-09-28 1992-05-15 Nippon Steel Corp リニアモーターカー鋼橋用高Ｍｎ非磁性鋼
WO1995026423A1 (fr) * 1994-03-25 1995-10-05 Pohang Iron & Steel Co., Ltd. Acier a teneur elevee en manganese presentant une aptitude amelioree a la deformation a chaud, et procede de fabrication d'une tole d'acier laminee a chaud a teneur elevee en manganese et exempte de criques
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
WO2014104706A1 (fr) * 2012-12-26 2014-07-03 주식회사 포스코 Acier à base austénitique à haute résistance ayant une ténacité remarquable d'une zone affectée par la chaleur de soudage et son procédé de préparation
EP2940173A1 (fr) * 2012-12-26 2015-11-04 Posco Acier à base austénitique à haute résistance ayant une ténacité remarquable d'une zone affectée par la chaleur de soudage et son procédé de préparation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016105002A1 *

Also Published As

Publication number Publication date
JP2020002465A (ja) 2020-01-09
KR101665821B1 (ko) 2016-10-13
EP3239328B1 (fr) 2021-11-17
JP2018503742A (ja) 2018-02-08
JP6810691B2 (ja) 2021-01-06
EP3239328A1 (fr) 2017-11-01
JP6764510B2 (ja) 2020-09-30
US20170362675A1 (en) 2017-12-21
WO2016105002A1 (fr) 2016-06-30
CA2970151C (fr) 2021-01-19
KR20160078853A (ko) 2016-07-05
CN107109602A (zh) 2017-08-29
WO2016105002A8 (fr) 2016-12-15
CN107109602B (zh) 2022-02-25
CA2970151A1 (fr) 2016-06-30

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