KR101316248B1 - 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법 - Google Patents

초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법 Download PDF

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Publication number
KR101316248B1
KR101316248B1 KR1020110053074A KR20110053074A KR101316248B1 KR 101316248 B1 KR101316248 B1 KR 101316248B1 KR 1020110053074 A KR1020110053074 A KR 1020110053074A KR 20110053074 A KR20110053074 A KR 20110053074A KR 101316248 B1 KR101316248 B1 KR 101316248B1
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KR
South Korea
Prior art keywords
pearlite
steel
hot forging
isothermal
cooling
Prior art date
Application number
KR1020110053074A
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English (en)
Korean (ko)
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KR20120134280A (ko
Inventor
박성환
고영상
박중근
정준호
김태형
Original Assignee
현대자동차주식회사
한국과학기술원
기아자동차주식회사
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Application filed by 현대자동차주식회사, 한국과학기술원, 기아자동차주식회사 filed Critical 현대자동차주식회사
Priority to KR1020110053074A priority Critical patent/KR101316248B1/ko
Priority to US13/271,612 priority patent/US20120305146A1/en
Priority to CN201110380745.1A priority patent/CN102808073B/zh
Publication of KR20120134280A publication Critical patent/KR20120134280A/ko
Application granted granted Critical
Publication of KR101316248B1 publication Critical patent/KR101316248B1/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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • 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
    • C21D11/00—Process control or regulation for heat treatments
    • C21D11/005—Process control or regulation for heat treatments for cooling
    • 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
    • C22C38/18—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
    • C21D2211/009—Pearlite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Steel (AREA)
  • Forging (AREA)
KR1020110053074A 2011-06-02 2011-06-02 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법 KR101316248B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020110053074A KR101316248B1 (ko) 2011-06-02 2011-06-02 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법
US13/271,612 US20120305146A1 (en) 2011-06-02 2011-10-12 Non-quenched and tempered steel having ultrafine grained pearlite structure and method of manufacturing the same
CN201110380745.1A CN102808073B (zh) 2011-06-02 2011-11-25 具有超细晶珠光体组织的非调质钢及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110053074A KR101316248B1 (ko) 2011-06-02 2011-06-02 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법

Publications (2)

Publication Number Publication Date
KR20120134280A KR20120134280A (ko) 2012-12-12
KR101316248B1 true KR101316248B1 (ko) 2013-10-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110053074A KR101316248B1 (ko) 2011-06-02 2011-06-02 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법

Country Status (3)

Country Link
US (1) US20120305146A1 (zh)
KR (1) KR101316248B1 (zh)
CN (1) CN102808073B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160077857A (ko) * 2014-12-24 2016-07-04 주식회사 세아베스틸 제어압연에 의한 피삭성이 우수한 중탄소강의 제조방법

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101424212B1 (ko) * 2013-07-08 2014-07-28 주식회사 세아베스틸 고강도 충격특성이 우수한 차량용 스티어링 랙바용 비조질강
CN104032226B (zh) * 2013-09-26 2015-11-11 北大方正集团有限公司 一种非调质钢及其生产工艺
CN103789660B (zh) * 2014-01-21 2016-07-13 广西柳工机械股份有限公司 非调质铰接销轴及其制造方法
CN104593573B (zh) * 2015-02-28 2017-01-11 南京工程学院 一种高效提升非调质钢强韧性的复合形变热处理强化方法
CN105220066B (zh) * 2015-10-29 2017-05-10 中北大学 一种纳米珠光体钢及其制备方法
BR112018073394A2 (pt) * 2016-05-20 2019-03-19 Nippon Steel & Sumitomo Metal Corporation produto forjado a quente
CN109763061B (zh) * 2017-11-09 2021-10-22 苏州苏信特钢有限公司 一种非调质钢及其制备方法
CN108411086B (zh) * 2018-04-04 2019-10-29 华北理工大学 一种低成本高性能中碳钢的生产工艺
CN110184527A (zh) * 2018-05-31 2019-08-30 江阴兴澄特种钢铁有限公司 一种用于制作发动机摇臂的高强度级别非调质钢棒材及其制造方法
CN110284059A (zh) * 2019-06-20 2019-09-27 浙江众泰汽车制造有限公司 一种汽车前悬架下控制臂本体及其制备方法
CN111593173A (zh) * 2020-05-29 2020-08-28 扬州大学 一种非调质钢制件的稳定控制冷却的新方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010070795A (ja) 2008-09-17 2010-04-02 Daido Steel Co Ltd 高強度非調質鍛造部品の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1230405B1 (en) * 1999-10-19 2004-06-16 Aspector OY Method of producing ultra-fine grain structure for unalloyed or low-alloyed steel
CN100500915C (zh) * 2007-04-16 2009-06-17 北京科技大学 一种铁素体贝氏体双相钢
CN101974672A (zh) * 2010-11-18 2011-02-16 上海交通大学 实现非调质钢热锻成形微观组织的控制方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010070795A (ja) 2008-09-17 2010-04-02 Daido Steel Co Ltd 高強度非調質鍛造部品の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160077857A (ko) * 2014-12-24 2016-07-04 주식회사 세아베스틸 제어압연에 의한 피삭성이 우수한 중탄소강의 제조방법
KR101638080B1 (ko) 2014-12-24 2016-07-08 주식회사 세아베스틸 제어압연에 의한 피삭성이 우수한 중탄소강의 제조방법

Also Published As

Publication number Publication date
US20120305146A1 (en) 2012-12-06
CN102808073B (zh) 2016-05-04
CN102808073A (zh) 2012-12-05
KR20120134280A (ko) 2012-12-12

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