WO2017082687A8 - 냉간가공성이 우수한 비조질 선재 및 그 제조방법 - Google Patents

냉간가공성이 우수한 비조질 선재 및 그 제조방법 Download PDF

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Publication number
WO2017082687A8
WO2017082687A8 PCT/KR2016/013028 KR2016013028W WO2017082687A8 WO 2017082687 A8 WO2017082687 A8 WO 2017082687A8 KR 2016013028 W KR2016013028 W KR 2016013028W WO 2017082687 A8 WO2017082687 A8 WO 2017082687A8
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WIPO (PCT)
Prior art keywords
wire rod
quenched
manufacturing
method therefor
tempered wire
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PCT/KR2016/013028
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English (en)
French (fr)
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WO2017082687A1 (ko
Inventor
문동준
이상윤
허용관
김하늬
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주식회사 포스코
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Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to CN201680066249.XA priority Critical patent/CN108350549B/zh
Priority to US15/767,345 priority patent/US10889876B2/en
Priority to DE112016005223.5T priority patent/DE112016005223T5/de
Priority to JP2018523799A priority patent/JP6605141B2/ja
Priority to MX2018005059A priority patent/MX2018005059A/es
Publication of WO2017082687A1 publication Critical patent/WO2017082687A1/ko
Publication of WO2017082687A8 publication Critical patent/WO2017082687A8/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
    • C21D9/52—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
    • 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
    • C21D8/06—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
    • 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
    • C22C38/002—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
    • C22C38/24—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
    • 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
    • C21D2211/005—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

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: 0.15~0.30%, Si: 0.05~0.3%, Mn: 1.0~2.0%, Cr: 0.5% 이하(0% 제외), P: 0.02% 이하, S: 0.02% 이하, sol.Al: 0.01~0.05%, Nb: 0.005~0.02%, V: 0.05~0.2%, 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 비조질 선재와 이를 제조하는 방법이 개시된다. [관계식 1] (Hv,1/2d+Hv,1/4d)/2 ≤ 240 [관계식 2] Hv,1/2d/Hv,1/4d ≤ 1.2
PCT/KR2016/013028 2015-11-12 2016-11-11 냉간가공성이 우수한 비조질 선재 및 그 제조방법 WO2017082687A1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201680066249.XA CN108350549B (zh) 2015-11-12 2016-11-11 具有优异的冷加工性的非淬火和回火的线材及其制造方法
US15/767,345 US10889876B2 (en) 2015-11-12 2016-11-11 Non-heat treated wire rod having excellent cold workability and manufactured method therefor
DE112016005223.5T DE112016005223T5 (de) 2015-11-12 2016-11-11 Nicht vergüteter Walzdraht mit ausgezeichneter Kaltverformbarkeit und Herstellungsverfahren davon
JP2018523799A JP6605141B2 (ja) 2015-11-12 2016-11-11 冷間加工性に優れた非調質線材及びその製造方法
MX2018005059A MX2018005059A (es) 2015-11-12 2016-11-11 Alambron no templado y revenido que tiene excelente trabajabilidad en frio y metodo de manufactura para el mismo.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150158814A KR101758470B1 (ko) 2015-11-12 2015-11-12 냉간가공성이 우수한 비조질 선재 및 그 제조방법
KR10-2015-0158814 2015-11-12

Publications (2)

Publication Number Publication Date
WO2017082687A1 WO2017082687A1 (ko) 2017-05-18
WO2017082687A8 true WO2017082687A8 (ko) 2017-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/013028 WO2017082687A1 (ko) 2015-11-12 2016-11-11 냉간가공성이 우수한 비조질 선재 및 그 제조방법

Country Status (7)

Country Link
US (1) US10889876B2 (ko)
JP (1) JP6605141B2 (ko)
KR (1) KR101758470B1 (ko)
CN (1) CN108350549B (ko)
DE (1) DE112016005223T5 (ko)
MX (1) MX2018005059A (ko)
WO (1) WO2017082687A1 (ko)

Families Citing this family (11)

* 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
KR101977467B1 (ko) * 2017-05-29 2019-05-13 주식회사 포스코 강도 및 냉간가공성이 우수한 중탄소 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
KR102143075B1 (ko) * 2018-11-26 2020-08-31 주식회사 포스코 신선가공성 및 충격인성이 우수한 비조질 선재 및 그 제조방법
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
KR102318035B1 (ko) * 2019-12-17 2021-10-27 주식회사 포스코 신선가공성 및 충격인성이 우수한 비조질 선재 및 그 제조방법
KR102318036B1 (ko) * 2019-12-17 2021-10-27 주식회사 포스코 절삭성 및 충격인성이 우수한 비조질 선재 및 그 제조방법
US20230027056A1 (en) * 2019-12-20 2023-01-26 Posco Steel wire rod having excellent spheroidizing heat treatment properties and method of manufacturing same
US20220235443A1 (en) * 2020-02-24 2022-07-28 Posco Non-heat treated wire rod with excellent wire drawability and impact toughness and manufacturing method therefor
CN111304516B (zh) * 2020-03-05 2021-05-28 中天钢铁集团有限公司 一种高强度高低温冲击韧性吊钩用非调质钢及生产工艺
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

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6274055A (ja) * 1985-09-27 1987-04-04 Kobe Steel Ltd 熱間鍛造用高靭性非調質鋼
JPH03204328A (ja) * 1990-01-08 1991-09-05 Nippondenso Co Ltd 減衰力可変ショックアブソーバの製御装置
JPH0713257B2 (ja) * 1990-05-30 1995-02-15 新日本製鐵株式会社 圧延ままで表面異常相のない軟質線材の製造方法
JPH0713257A (ja) * 1993-06-21 1995-01-17 Fuji Photo Optical Co Ltd 画面サイズ規制装置
JP3117601B2 (ja) 1994-05-09 2000-12-18 新日本製鐵株式会社 非調質機械部品およびその製造方法
JPH10195530A (ja) 1996-12-28 1998-07-28 Daido Steel Co Ltd 高強度・高靱性フェライト＋パーライト型非調質鋼鍛造品の製造方法
JP3715744B2 (ja) * 1997-05-26 2005-11-16 新日本製鐵株式会社 破壊切断して使用する熱間鍛造用非調質鋼
JP3515923B2 (ja) 1998-04-21 2004-04-05 株式会社神戸製鋼所 冷間加工性に優れた線状または棒状鋼、および冷間鍛造品、冷間圧造品、または冷間転造品
JP3719037B2 (ja) 1999-03-10 2005-11-24 Ｊｆｅスチール株式会社 表面割れのない連続鋳造鋳片およびこの鋳片を用いた非調質高張力鋼材の製造方法
KR100428581B1 (ko) 1999-12-28 2004-04-30 주식회사 포스코 강도 및 인성이 우수한 비조질강 및 이를 이용한 선재의 제조방법
JP3999457B2 (ja) 2000-11-13 2007-10-31 株式会社神戸製鋼所 冷間加工性に優れた線材・棒鋼およびその製造方法
CN1116430C (zh) 2001-08-06 2003-07-30 武汉钢铁(集团)公司 大线能量焊接非调质高韧性低温钢及其生产方法
JP3961982B2 (ja) * 2002-06-28 2007-08-22 住友金属工業株式会社 作業機用エンジンの非調質クランクシャフト
JP3780999B2 (ja) 2002-10-17 2006-05-31 住友金属工業株式会社 非調質鋼熱間鍛造部材の製造方法
JP3969328B2 (ja) 2003-03-26 2007-09-05 住友金属工業株式会社 非調質継目無鋼管
JP4699342B2 (ja) * 2006-11-17 2011-06-08 株式会社神戸製鋼所 疲労限度比に優れた高強度冷間鍛造用非調質鋼
KR100940038B1 (ko) * 2007-09-20 2010-02-04 주식회사 세아베스틸 충격 인성이 우수한 열간단조용 비조질강, 이의 제조방법및 이에 의해 제조된 자동차 샤시용 부품
CN102597290A (zh) * 2009-11-05 2012-07-18 住友金属工业株式会社 热轧棒钢或线材
CN102071368A (zh) * 2011-01-30 2011-05-25 钢铁研究总院 低成本锻造用中碳非调质钢
KR101518571B1 (ko) * 2013-08-23 2015-05-07 주식회사 포스코 고강도 및 고인성 비조질 선재 및 그 제조방법
KR101568494B1 (ko) * 2013-12-18 2015-11-11 주식회사 포스코 중탄소 연질 선재 및 그 제조방법
CN103898417A (zh) * 2014-04-01 2014-07-02 莱芜钢铁集团有限公司 非调质处理低裂纹敏感性钢带及其制备方法
JP7013257B2 (ja) * 2018-01-26 2022-01-31 タキロンシーアイ株式会社 止水板用支持柱の設置構造及びその設置方法

Also Published As

Publication number Publication date
US10889876B2 (en) 2021-01-12
MX2018005059A (es) 2018-06-13
JP6605141B2 (ja) 2019-11-13
DE112016005223T5 (de) 2018-07-19
CN108350549B (zh) 2020-03-17
KR20170056059A (ko) 2017-05-23
CN108350549A (zh) 2018-07-31
JP2018537584A (ja) 2018-12-20
WO2017082687A1 (ko) 2017-05-18
US20180298464A1 (en) 2018-10-18
KR101758470B1 (ko) 2017-07-17

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