EP3392364A4 - Acier de haute dureté résistant à l'abrasion avec une ténacité et une résistance à la fissuration de coupe excellentes, et son procédé de fabrication - Google Patents

Acier de haute dureté résistant à l'abrasion avec une ténacité et une résistance à la fissuration de coupe excellentes, et son procédé de fabrication Download PDF

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Publication number
EP3392364A4
EP3392364A4 EP16875937.1A EP16875937A EP3392364A4 EP 3392364 A4 EP3392364 A4 EP 3392364A4 EP 16875937 A EP16875937 A EP 16875937A EP 3392364 A4 EP3392364 A4 EP 3392364A4
Authority
EP
European Patent Office
Prior art keywords
high hardness
crack resistance
resistant steel
abrasion resistant
manufacturing same
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
EP16875937.1A
Other languages
German (de)
English (en)
Other versions
EP3392364B1 (fr
EP3392364A1 (fr
Inventor
Il-Cheol YI
Yong-Jin Kim
Sung-Kyu Kim
Sang-Deok Kang
Un-Hae 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
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3392364A4 publication Critical patent/EP3392364A4/fr
Publication of EP3392364A1 publication Critical patent/EP3392364A1/fr
Application granted granted Critical
Publication of EP3392364B1 publication Critical patent/EP3392364B1/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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D8/0247—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
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D2211/008—Martensite
EP16875937.1A 2015-12-15 2016-11-22 Acier de haute dureté résistant à l'abrasion avec une ténacité et une résistance à la fissuration de coupe excellentes, et son procédé de fabrication Active EP3392364B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150179009A KR101736621B1 (ko) 2015-12-15 2015-12-15 인성과 절단균열저항성이 우수한 고경도 내마모강 및 그 제조방법
PCT/KR2016/013491 WO2017104995A1 (fr) 2015-12-15 2016-11-22 Acier de haute dureté résistant à l'abrasion avec une ténacité et une résistance à la fissuration de coupe excellentes, et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP3392364A4 true EP3392364A4 (fr) 2018-10-24
EP3392364A1 EP3392364A1 (fr) 2018-10-24
EP3392364B1 EP3392364B1 (fr) 2020-07-29

Family

ID=59052836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16875937.1A Active EP3392364B1 (fr) 2015-12-15 2016-11-22 Acier de haute dureté résistant à l'abrasion avec une ténacité et une résistance à la fissuration de coupe excellentes, et son procédé de fabrication

Country Status (6)

Country Link
US (1) US20190010571A1 (fr)
EP (1) EP3392364B1 (fr)
JP (1) JP6691967B2 (fr)
KR (1) KR101736621B1 (fr)
CN (1) CN108368589B (fr)
WO (1) WO2017104995A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018122901A1 (de) 2018-09-18 2020-03-19 Voestalpine Stahl Gmbh Verfahren zur Herstellung ultrahochfester Stahlbleche und Stahlblech hierfür
JP7319518B2 (ja) * 2019-02-14 2023-08-02 日本製鉄株式会社 耐摩耗厚鋼板
CN112981066B (zh) * 2021-02-07 2022-09-30 松山湖材料实验室 高铬钢的热处理方法及热处理高铬钢

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300474A (ja) * 2003-03-28 2004-10-28 Jfe Steel Kk 耐摩耗鋼およびその製造方法
WO2014045552A1 (fr) * 2012-09-19 2014-03-27 Ｊｆｅスチール株式会社 Tôle d'acier résistant à l'usure qui présente une excellente ténacité à basse température et une excellente résistance à l'usure due à la corrosion
WO2014156079A1 (fr) * 2013-03-28 2014-10-02 Ｊｆｅスチール株式会社 Tôle d'acier résistant à l'abrasion qui présente une certaine ténacité à basse température et procédé de fabrication de cette dernière
EP2881486A1 (fr) * 2012-07-31 2015-06-10 Baoshan Iron & Steel Co., Ltd. Plaque d'acier résistant à l'abrasion, très résistante et très dure, et son procédé de préparation
WO2015115086A1 (fr) * 2014-01-28 2015-08-06 Ｊｆｅスチール株式会社 Tôle d'acier résistante à l'usure et son procédé pour de fabrication

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609824A (ja) * 1983-06-27 1985-01-18 Sumitomo Metal Ind Ltd 強靭鋼の製造方法
JP4682822B2 (ja) 2004-11-30 2011-05-11 Ｊｆｅスチール株式会社 高強度熱延鋼板
JP4644105B2 (ja) * 2005-11-28 2011-03-02 新日本製鐵株式会社 ベイナイト鋼レールの熱処理方法
CN102666897B (zh) * 2009-11-17 2015-04-15 新日铁住金株式会社 加工性优异的高韧性耐磨钢
JP5375916B2 (ja) * 2011-09-28 2013-12-25 Ｊｆｅスチール株式会社 平坦度に優れる耐磨耗鋼板の製造方法
KR101439629B1 (ko) * 2012-10-15 2014-09-11 주식회사 포스코 내마모성이 우수한 내마모용 강재 및 그 제조방법
CN103805851B (zh) * 2012-11-15 2016-03-30 宝山钢铁股份有限公司 一种超高强度低成本热轧q&p钢及其生产方法
KR101439686B1 (ko) * 2012-12-26 2014-09-12 주식회사 포스코 내마모성이 우수한 내미끄럼마모용 강재 및 그 제조방법
CN103255341B (zh) * 2013-05-17 2015-07-22 宝山钢铁股份有限公司 一种高强度高韧性热轧耐磨钢及其制造方法
KR101322092B1 (ko) * 2013-08-01 2013-10-28 주식회사 포스코 용접성 및 저온인성이 우수한 내마모용 강판 및 그 제조방법
JP6217671B2 (ja) * 2014-03-31 2017-10-25 Ｊｆｅスチール株式会社 高温環境における耐摩耗性に優れた厚鋼板

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004300474A (ja) * 2003-03-28 2004-10-28 Jfe Steel Kk 耐摩耗鋼およびその製造方法
EP2881486A1 (fr) * 2012-07-31 2015-06-10 Baoshan Iron & Steel Co., Ltd. Plaque d'acier résistant à l'abrasion, très résistante et très dure, et son procédé de préparation
WO2014045552A1 (fr) * 2012-09-19 2014-03-27 Ｊｆｅスチール株式会社 Tôle d'acier résistant à l'usure qui présente une excellente ténacité à basse température et une excellente résistance à l'usure due à la corrosion
WO2014156079A1 (fr) * 2013-03-28 2014-10-02 Ｊｆｅスチール株式会社 Tôle d'acier résistant à l'abrasion qui présente une certaine ténacité à basse température et procédé de fabrication de cette dernière
WO2015115086A1 (fr) * 2014-01-28 2015-08-06 Ｊｆｅスチール株式会社 Tôle d'acier résistante à l'usure et son procédé pour de fabrication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017104995A1 *

Also Published As

Publication number Publication date
JP2019504192A (ja) 2019-02-14
CN108368589B (zh) 2020-10-20
EP3392364B1 (fr) 2020-07-29
KR101736621B1 (ko) 2017-05-30
WO2017104995A1 (fr) 2017-06-22
CN108368589A (zh) 2018-08-03
US20190010571A1 (en) 2019-01-10
JP6691967B2 (ja) 2020-05-13
EP3392364A1 (fr) 2018-10-24

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