KR102047403B1 - 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법 - Google Patents

냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법 Download PDF

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KR102047403B1
KR102047403B1 KR1020170179227A KR20170179227A KR102047403B1 KR 102047403 B1 KR102047403 B1 KR 102047403B1 KR 1020170179227 A KR1020170179227 A KR 1020170179227A KR 20170179227 A KR20170179227 A KR 20170179227A KR 102047403 B1 KR102047403 B1 KR 102047403B1
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South Korea
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less
cementite
wire rod
cold
present
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Korean (ko)
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KR20190077772A (ko
Inventor
이재승
김한휘
박인규
이병갑
이상윤
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주식회사 포스코
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Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to PCT/KR2018/011911 priority patent/WO2019132195A1/ko
Priority to JP2020536090A priority patent/JP7300451B2/ja
Priority to EP18896289.8A priority patent/EP3715478B1/en
Priority to US16/772,391 priority patent/US11441202B2/en
Priority to CN201880083505.5A priority patent/CN111511936B/zh
Publication of KR20190077772A publication Critical patent/KR20190077772A/ko
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Publication of KR102047403B1 publication Critical patent/KR102047403B1/ko
Assigned to 주식회사 포스코 reassignment 주식회사 포스코 권리의 전부이전등록 Assignors: 포스코홀딩스 주식회사
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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
    • C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C22C38/02—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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • 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
    • C21D2211/003—Cementite
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
KR1020170179227A 2017-12-26 2017-12-26 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법 Active KR102047403B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020170179227A KR102047403B1 (ko) 2017-12-26 2017-12-26 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법
JP2020536090A JP7300451B2 (ja) 2017-12-26 2018-10-10 冷間圧造用線材、これを用いた加工品、およびこれらの製造方法
EP18896289.8A EP3715478B1 (en) 2017-12-26 2018-10-10 Wire rod for cold heading, processed product using same, and manufacturing method therefor
US16/772,391 US11441202B2 (en) 2017-12-26 2018-10-10 Wire rod for cold heading, processed product using same, and manufacturing method therefor
PCT/KR2018/011911 WO2019132195A1 (ko) 2017-12-26 2018-10-10 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법
CN201880083505.5A CN111511936B (zh) 2017-12-26 2018-10-10 用于冷镦的线材、使用其的加工产品、及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020170179227A KR102047403B1 (ko) 2017-12-26 2017-12-26 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법

Publications (2)

Publication Number Publication Date
KR20190077772A KR20190077772A (ko) 2019-07-04
KR102047403B1 true KR102047403B1 (ko) 2019-11-22

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Country Status (6)

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US (1) US11441202B2 (https=)
EP (1) EP3715478B1 (https=)
JP (1) JP7300451B2 (https=)
KR (1) KR102047403B1 (https=)
CN (1) CN111511936B (https=)
WO (1) WO2019132195A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102153195B1 (ko) 2018-12-18 2020-09-07 주식회사 포스코 연질화 열처리의 생략이 가능한 선재 및 그 제조방법
KR102312327B1 (ko) 2019-12-20 2021-10-14 주식회사 포스코 고강도 강섬유용 선재, 고강도 강섬유 및 이들의 제조 방법
CN112359275B (zh) * 2020-10-15 2021-11-23 中天钢铁集团有限公司 一种高强度紧固件用非调质冷镦钢盘条及其制备方法
WO2022106864A1 (en) * 2020-11-17 2022-05-27 Arcelormittal Steel for rails and a method of manufacturing of a rail thereof
CN112760561B (zh) * 2020-12-21 2021-12-10 江苏省沙钢钢铁研究院有限公司 一种手工工具用盘条及其制备方法
CN112981244A (zh) * 2021-02-02 2021-06-18 南京钢铁股份有限公司 非调质钢长杆螺栓及其制造方法
CN113528939A (zh) * 2021-06-10 2021-10-22 江苏利淮钢铁有限公司 一种高性能汽车转向系统中横拉杆接头用钢
CN115874109B (zh) * 2021-09-29 2024-07-12 宝山钢铁股份有限公司 一种合金冷镦钢及其制造方法
CN114231840A (zh) * 2021-11-24 2022-03-25 邯郸钢铁集团有限责任公司 一种高淬透性中碳冷镦钢用盘条及其生产工艺
CN115125435A (zh) * 2022-05-25 2022-09-30 江苏现代综合特殊钢有限公司 冷镦钢及制备方法与采用该冷镦钢制备钢丝的方法
CN116121512B (zh) * 2023-01-18 2025-08-26 江苏省沙钢钢铁研究院有限公司 一种高强紧固件用冷镦钢盘条及其生产方法

Citations (1)

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Publication number Priority date Publication date Assignee Title
JP2013007091A (ja) * 2011-06-23 2013-01-10 Kobe Steel Ltd 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品

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Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013007091A (ja) * 2011-06-23 2013-01-10 Kobe Steel Ltd 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品

Also Published As

Publication number Publication date
EP3715478A4 (en) 2020-09-30
EP3715478A1 (en) 2020-09-30
WO2019132195A1 (ko) 2019-07-04
JP7300451B2 (ja) 2023-06-29
JP2021509151A (ja) 2021-03-18
US11441202B2 (en) 2022-09-13
EP3715478B1 (en) 2022-02-09
US20210079491A1 (en) 2021-03-18
CN111511936B (zh) 2022-12-27
CN111511936A (zh) 2020-08-07
KR20190077772A (ko) 2019-07-04

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