KR102042063B1 - 흑연화 열처리용 강재 및 피삭성이 향상된 흑연강 - Google Patents

흑연화 열처리용 강재 및 피삭성이 향상된 흑연강 Download PDF

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Publication number
KR102042063B1
KR102042063B1 KR1020170177151A KR20170177151A KR102042063B1 KR 102042063 B1 KR102042063 B1 KR 102042063B1 KR 1020170177151 A KR1020170177151 A KR 1020170177151A KR 20170177151 A KR20170177151 A KR 20170177151A KR 102042063 B1 KR102042063 B1 KR 102042063B1
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KR
South Korea
Prior art keywords
graphite
steel
weight
less
heat treatment
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KR1020170177151A
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English (en)
Korean (ko)
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KR20190075512A (ko
Inventor
임남석
박인규
Original Assignee
주식회사 포스코
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Priority to KR1020170177151A priority Critical patent/KR102042063B1/ko
Priority to CN201810810985.2A priority patent/CN109943772B/zh
Priority to JP2018150394A priority patent/JP6860532B2/ja
Publication of KR20190075512A publication Critical patent/KR20190075512A/ko
Application granted granted Critical
Publication of KR102042063B1 publication Critical patent/KR102042063B1/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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/02—Hardening by precipitation
    • 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
    • C22C38/02—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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • 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
    • C21D2211/005—Ferrite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
KR1020170177151A 2017-12-21 2017-12-21 흑연화 열처리용 강재 및 피삭성이 향상된 흑연강 KR102042063B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020170177151A KR102042063B1 (ko) 2017-12-21 2017-12-21 흑연화 열처리용 강재 및 피삭성이 향상된 흑연강
CN201810810985.2A CN109943772B (zh) 2017-12-21 2018-07-23 石墨钢用钢材及改善切削性的石墨钢
JP2018150394A JP6860532B2 (ja) 2017-12-21 2018-08-09 黒鉛鋼用鋼材および被削性が向上した黒鉛鋼

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020170177151A KR102042063B1 (ko) 2017-12-21 2017-12-21 흑연화 열처리용 강재 및 피삭성이 향상된 흑연강

Publications (2)

Publication Number Publication Date
KR20190075512A KR20190075512A (ko) 2019-07-01
KR102042063B1 true KR102042063B1 (ko) 2019-11-08

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KR1020170177151A KR102042063B1 (ko) 2017-12-21 2017-12-21 흑연화 열처리용 강재 및 피삭성이 향상된 흑연강

Country Status (3)

Country Link
JP (1) JP6860532B2 (ja)
KR (1) KR102042063B1 (ja)
CN (1) CN109943772B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114008233B (zh) * 2020-01-22 2023-01-17 株式会社Posco 用于石墨化热处理的线材、石墨钢及其制造方法
KR102380415B1 (ko) * 2020-04-24 2022-03-30 주식회사 삼원강재 전자기성이 향상된 흑연 쾌삭강 환봉바
KR102497429B1 (ko) * 2020-12-18 2023-02-10 주식회사 포스코 절삭성 및 연자성이 우수한 흑연화 열처리용 선재 및 흑연강
KR20230089718A (ko) * 2021-12-14 2023-06-21 주식회사 포스코 절삭성능이 우수한 칼슘-함유 흑연강 및 그 제조방법
KR20230089717A (ko) * 2021-12-14 2023-06-21 주식회사 포스코 Tv 펨너트 부품용 흑연강 선재, 강선, 흑연강, 이의 제조 및 절삭 가공 방법
KR20230090393A (ko) * 2021-12-14 2023-06-22 주식회사 포스코 칼슘-함유 흑연강 선재, 강선, 흑연강, 이의 제조 및 절삭 가공 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5411773B2 (ja) * 1973-12-28 1979-05-17
US4061494A (en) * 1973-12-28 1977-12-06 Nippon Steel Corporation Free-cutting graphitic steel
JPH11229074A (ja) * 1998-02-10 1999-08-24 Nippon Steel Corp 高周波焼入れ性に優れた黒鉛鋼
JP4119516B2 (ja) * 1998-03-04 2008-07-16 新日本製鐵株式会社 冷間鍛造用鋼
JP4084462B2 (ja) * 1998-06-04 2008-04-30 Ｊｆｅ条鋼株式会社 快削熱間加工鋼材およびその製造方法
JP3764273B2 (ja) * 1998-06-04 2006-04-05 Ｊｆｅ条鋼株式会社 被削性に優れた熱間鍛造鋼部品の製造方法、その部品、それに用いる熱間圧延鋼材及び鋼材の製造方法
JP3255611B2 (ja) * 1998-08-19 2002-02-12 エヌケーケー条鋼株式会社 穴明け加工性に優れた快削鋼棒線材及びその製造方法
JP4156747B2 (ja) * 1999-05-06 2008-09-24 株式会社神戸製鋼所 疲労特性と制振性に優れた機械構造用鋼部品
JP4954927B2 (ja) * 2008-03-21 2012-06-20 新日本製鐵株式会社 面圧疲労強度と低騒音性に優れた浸炭高周波焼入れ鋼部品
CN101906597A (zh) * 2010-08-14 2010-12-08 武汉钢铁(集团)公司 一种环保型高性能石墨化易切削钢
KR101657790B1 (ko) * 2014-12-09 2016-09-20 주식회사 포스코 흑연화 열처리용 강재 및 피삭성 및 냉간단조성이 우수한 흑연강
KR101657792B1 (ko) * 2014-12-11 2016-09-20 주식회사 포스코 흑연화 열처리용 강재 및 피삭성이 우수한 흑연강

Also Published As

Publication number Publication date
KR20190075512A (ko) 2019-07-01
JP6860532B2 (ja) 2021-04-14
CN109943772B (zh) 2021-03-12
CN109943772A (zh) 2019-06-28
JP2019112711A (ja) 2019-07-11

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