KR102020381B1 - 내마모성이 우수한 강재 및 그 제조방법 - Google Patents

내마모성이 우수한 강재 및 그 제조방법 Download PDF

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KR102020381B1
KR102020381B1 KR1020170178865A KR20170178865A KR102020381B1 KR 102020381 B1 KR102020381 B1 KR 102020381B1 KR 1020170178865 A KR1020170178865 A KR 1020170178865A KR 20170178865 A KR20170178865 A KR 20170178865A KR 102020381 B1 KR102020381 B1 KR 102020381B1
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South Korea
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less
component
steel
excluding
molten steel
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KR1020170178865A
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English (en)
Korean (ko)
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KR20190076795A (ko
Inventor
김용진
정영덕
강명훈
윤여선
박수길
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주식회사 포스코
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Priority to KR1020170178865A priority Critical patent/KR102020381B1/ko
Priority to US16/954,672 priority patent/US20210164068A1/en
Priority to EP18890993.1A priority patent/EP3730649A1/en
Priority to PCT/KR2018/016384 priority patent/WO2019125023A1/ko
Priority to CN201880083118.1A priority patent/CN111492082B/zh
Publication of KR20190076795A publication Critical patent/KR20190076795A/ko
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Publication of KR102020381B1 publication Critical patent/KR102020381B1/ko

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    • 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
    • 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
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment 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
    • 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
    • C21D8/0221—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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/18—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
    • C22C38/38—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

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  • 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)
KR1020170178865A 2017-12-22 2017-12-22 내마모성이 우수한 강재 및 그 제조방법 KR102020381B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020170178865A KR102020381B1 (ko) 2017-12-22 2017-12-22 내마모성이 우수한 강재 및 그 제조방법
US16/954,672 US20210164068A1 (en) 2017-12-22 2018-12-20 Steel material having excellent wear resistance and manufacturing method
EP18890993.1A EP3730649A1 (en) 2017-12-22 2018-12-20 Steel material having excellent wear resistance and manufacturing method for same
PCT/KR2018/016384 WO2019125023A1 (ko) 2017-12-22 2018-12-20 내마모성이 우수한 강재 및 그 제조방법
CN201880083118.1A CN111492082B (zh) 2017-12-22 2018-12-20 具有优异的耐磨性的钢材及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020170178865A KR102020381B1 (ko) 2017-12-22 2017-12-22 내마모성이 우수한 강재 및 그 제조방법

Publications (2)

Publication Number Publication Date
KR20190076795A KR20190076795A (ko) 2019-07-02
KR102020381B1 true KR102020381B1 (ko) 2019-09-10

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KR1020170178865A KR102020381B1 (ko) 2017-12-22 2017-12-22 내마모성이 우수한 강재 및 그 제조방법

Country Status (5)

Country Link
US (1) US20210164068A1 (zh)
EP (1) EP3730649A1 (zh)
KR (1) KR102020381B1 (zh)
CN (1) CN111492082B (zh)
WO (1) WO2019125023A1 (zh)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012161820A (ja) * 2011-02-08 2012-08-30 Sumitomo Metal Ind Ltd 非磁性鋼の連続鋳造を用いた製造方法
KR101714922B1 (ko) * 2015-12-18 2017-03-10 주식회사 포스코 인성 및 내부품질이 우수한 내마모 강재 및 그 제조방법

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KR100320959B1 (ko) * 1996-12-30 2002-06-20 전선기 극저온충격특성이우수한고망간강및그제조방법
KR20000041265A (ko) * 1998-12-22 2000-07-15 이구택 표면스켑결함과 크랙결함을 동시에 방지하는 미니밀공정에 의한고망간강 열연강판의 제조방법
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
FR2878257B1 (fr) * 2004-11-24 2007-01-12 Usinor Sa Procede de fabrication de toles d'acier austenitique, fer-carbone-manganese a tres hautes caracteristiques de resistance et d'allongement, et excellente homogeneite
CA2785318C (en) * 2009-12-28 2014-06-10 Posco Austenite steel material having superior ductility
US9650703B2 (en) * 2011-12-28 2017-05-16 Posco Wear resistant austenitic steel having superior machinability and toughness in weld heat affected zones thereof and method for producing same
US20140356220A1 (en) * 2011-12-28 2014-12-04 Posco Wear resistant austenitic steel having superior machinability and ductility, and method for producing same
JP2013249500A (ja) * 2012-05-31 2013-12-12 Nsk Ltd 転がり軸受
BR112015005020B1 (pt) * 2012-09-27 2020-05-05 Nippon Steel & Sumitomo Metal Corp chapa de aço laminada a quente e método para fabricar a mesma
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KR101665801B1 (ko) 2014-12-23 2016-10-13 주식회사 포스코 도금 품질이 우수한 오스테나이트계 고강도 고망간 용융 알루미늄 도금강판 및 그의 제조방법
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WO2017213781A1 (en) * 2016-06-06 2017-12-14 Exxonmobil Research And Engineering Company High strength cryogenic high manganese steels and methods of making the same
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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012161820A (ja) * 2011-02-08 2012-08-30 Sumitomo Metal Ind Ltd 非磁性鋼の連続鋳造を用いた製造方法
KR101714922B1 (ko) * 2015-12-18 2017-03-10 주식회사 포스코 인성 및 내부품질이 우수한 내마모 강재 및 그 제조방법

Also Published As

Publication number Publication date
CN111492082A (zh) 2020-08-04
US20210164068A1 (en) 2021-06-03
KR20190076795A (ko) 2019-07-02
WO2019125023A8 (ko) 2020-02-27
EP3730649A4 (en) 2020-10-28
CN111492082B (zh) 2021-10-26
WO2019125023A1 (ko) 2019-06-27
EP3730649A1 (en) 2020-10-28

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