WO2017082684A8 - 냉간단조성이 우수한 선재 및 그 제조방법 - Google Patents

냉간단조성이 우수한 선재 및 그 제조방법 Download PDF

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Publication number
WO2017082684A8
WO2017082684A8 PCT/KR2016/013019 KR2016013019W WO2017082684A8 WO 2017082684 A8 WO2017082684 A8 WO 2017082684A8 KR 2016013019 W KR2016013019 W KR 2016013019W WO 2017082684 A8 WO2017082684 A8 WO 2017082684A8
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WO
WIPO (PCT)
Prior art keywords
wire rod
manufacturing
method therefor
excellent cold
cold forgeability
Prior art date
Application number
PCT/KR2016/013019
Other languages
English (en)
French (fr)
Other versions
WO2017082684A1 (ko
Inventor
문동준
류근수
이상윤
이재승
Original Assignee
주식회사 포스코
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 주식회사 포스코 filed Critical 주식회사 포스코
Priority to JP2018517214A priority Critical patent/JP6626571B2/ja
Priority to US15/765,679 priority patent/US10988821B2/en
Priority to DE112016005198.0T priority patent/DE112016005198T5/de
Priority to CN201680066211.2A priority patent/CN108350548B/zh
Priority to MX2018004634A priority patent/MX2018004634A/es
Publication of WO2017082684A1 publication Critical patent/WO2017082684A1/ko
Publication of WO2017082684A8 publication Critical patent/WO2017082684A8/ko

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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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C22C38/24—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
    • 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

Landscapes

  • 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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Abstract

중량%로, C: 0.02~0.15%, Si: 0.05~0.3%, Mn: 0.5~1.2%, Cr: 0.3~0.9%, P: 0.02% 이하, S: 0.02% 이하, sol.Al: 0.01~0.05%, N: 0.01% 이하, 잔부 Fe 및 불가피한 불순물을 포함하고, 선재의 직경 방향으로 1/2d 위치(여기서, d는 선재의 직경을 의미하며, 이하 동일함) 및 1/4d 위치에서 측정한 선재의 경도를 각각 Hv,1/2d(Hv), Hv,1/4d(Hv)라고 할 때, 하기 관계식 1 및 2를 만족하는 선재와 이를 제조하는 방법이 개시된다. [관계식 1] (Hv,1/2d+Hv,1/4d)/2≤150 [관계식 2] Hv,1/2d/Hv,1/4d≤1.2
PCT/KR2016/013019 2015-11-12 2016-11-11 냉간단조성이 우수한 선재 및 그 제조방법 WO2017082684A1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018517214A JP6626571B2 (ja) 2015-11-12 2016-11-11 冷間鍛造性に優れた線材及びその製造方法
US15/765,679 US10988821B2 (en) 2015-11-12 2016-11-11 Wire rod having excellent cold forgeability and manufacturing method therefor
DE112016005198.0T DE112016005198T5 (de) 2015-11-12 2016-11-11 Walzdraht mit ausgezeichneter Kaltschmiedbarkeit und Verfahren zu seiner Herstellung
CN201680066211.2A CN108350548B (zh) 2015-11-12 2016-11-11 具有优异可冷锻性的线材及其制造方法
MX2018004634A MX2018004634A (es) 2015-11-12 2016-11-11 Alambron que tiene excelente forjabilidad en frio y metodo para la manufactura del mismo.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150158817A KR101714916B1 (ko) 2015-11-12 2015-11-12 냉간단조성이 우수한 선재 및 그 제조방법
KR10-2015-0158817 2015-11-12

Publications (2)

Publication Number Publication Date
WO2017082684A1 WO2017082684A1 (ko) 2017-05-18
WO2017082684A8 true WO2017082684A8 (ko) 2017-10-26

Family

ID=58410804

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/013019 WO2017082684A1 (ko) 2015-11-12 2016-11-11 냉간단조성이 우수한 선재 및 그 제조방법

Country Status (7)

Country Link
US (1) US10988821B2 (ko)
JP (1) JP6626571B2 (ko)
KR (1) KR101714916B1 (ko)
CN (1) CN108350548B (ko)
DE (1) DE112016005198T5 (ko)
MX (1) MX2018004634A (ko)
WO (1) WO2017082684A1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101714916B1 (ko) * 2015-11-12 2017-03-10 주식회사 포스코 냉간단조성이 우수한 선재 및 그 제조방법
JP6828592B2 (ja) * 2017-05-24 2021-02-10 日本製鉄株式会社 伸線加工用熱間圧延線材
KR102042062B1 (ko) * 2017-12-22 2019-11-08 주식회사 포스코 냉간압조용 선재 및 이의 제조방법
JP7299475B2 (ja) * 2018-03-26 2023-06-28 日本製鉄株式会社 冷間鍛造用鋼材
JP7328519B2 (ja) * 2019-07-19 2023-08-17 日本製鉄株式会社 冷間鍛造用鋼材
JP2021017619A (ja) * 2019-07-19 2021-02-15 日本製鉄株式会社 冷間鍛造用鋼材
CN110453145A (zh) * 2019-08-20 2019-11-15 南京钢铁股份有限公司 高强抗震钢筋及轧制工艺
WO2021172604A1 (ko) * 2020-02-24 2021-09-02 주식회사 포스코 신선가공성 및 충격인성이 우수한 비조질 선재 및 그 제조방법
CN114959462B (zh) * 2022-05-08 2023-04-18 江阴兴澄特种钢铁有限公司 一种新能源汽车电机轴用钢及其制造方法

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Also Published As

Publication number Publication date
CN108350548B (zh) 2020-06-05
MX2018004634A (es) 2018-07-06
US20190085422A1 (en) 2019-03-21
JP6626571B2 (ja) 2019-12-25
WO2017082684A1 (ko) 2017-05-18
CN108350548A (zh) 2018-07-31
US10988821B2 (en) 2021-04-27
JP2019500489A (ja) 2019-01-10
DE112016005198T5 (de) 2018-08-02
KR101714916B1 (ko) 2017-03-10

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