KR830004429A - 구상화소둔강선재(球狀化燒鈍鋼線材)의 제조법 - Google Patents

구상화소둔강선재(球狀化燒鈍鋼線材)의 제조법 Download PDF

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Publication number
KR830004429A
KR830004429A KR1019800004651A KR800004651A KR830004429A KR 830004429 A KR830004429 A KR 830004429A KR 1019800004651 A KR1019800004651 A KR 1019800004651A KR 800004651 A KR800004651 A KR 800004651A KR 830004429 A KR830004429 A KR 830004429A
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KR
South Korea
Prior art keywords
steel wire
scale
attached
manufacturing
less
Prior art date
Application number
KR1019800004651A
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English (en)
Other versions
KR850000595B1 (ko
Inventor
사브로오 오오다니
도시미찌 모리
소오이찌 이즈미
Original Assignee
사이도오 에이시로오
신닛뽕 세이데쓰 가부시끼 가이샤
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
Priority claimed from JP15799779A external-priority patent/JPS5918447B2/ja
Priority claimed from JP13157980A external-priority patent/JPS5763638A/ja
Application filed by 사이도오 에이시로오, 신닛뽕 세이데쓰 가부시끼 가이샤 filed Critical 사이도오 에이시로오
Publication of KR830004429A publication Critical patent/KR830004429A/ko
Application granted granted Critical
Publication of KR850000595B1 publication Critical patent/KR850000595B1/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Abstract

내용 없음

Description

구상화소둔강선재(球狀化燒鈍鋼線材)의 제조법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 냉간단조용(冷間鍛造用) 열연선재(熱延線材) SWR CH38K를 구상화 소둔시의 탈탄량(脫炭量)과 스케일(Scale) 두께의 관계표시도. 제2도는 냉간단조용 열연선재 SWR CH38K를 구상화 소둔시의 스케일 두께와 탈탄량의 관계표시도, 제3도의(a)는 종래 행하여진 장시간의 구상화소둔의 열처리사이클표시도. (b)는 본 발명에 의하여 가능하게된 단시간의 구상화소둔의 열처리사이클 표시도이다.

Claims (6)

  1. 열간압연 종료후의 강선재를 냉각하여 급냉조직으로 하고, 또한 표면에 소요 두께의 스케일을 부착시킨채 수분함유율 0.1% 이하의 불활성 가스중에서 구상화소둔을 행하는 것을 특징으로 하는 냉간단조용강선재의 제조방법.
  2. 강선재표면에 8μ 이상의 스케일을 부착시킨채 구상화 소둔을 행하는 특허청구의 범위 제1항에 따른 방법.
  3. 열간압연 종료후의 강선재를 냉각하여 급냉조직으로 하며, 또한 표면에 소요두께의 스케일을 부착시킨채 수분함유율 0.05% 이하의 불활성가스중에서 구상화소둔을 행하는 것을 특징으로 하는 냉간단조용강선재의 제조방법.
  4. 선재표면에 3-15의 스케일을 부착시킨채 구상화소둔을 행하는 특허청구의 범위 제3항에 따른 방법.
  5. 강선재는 C : 0.20-0.60%, Si : 0.50%이하, Mn : 0.30-2.00%, Cr : 0-1.5%, Mo : 0.5% 기타는불가피한 불순물 및 철의 조성을 지닌 강으로 이루어지는 특허청구의 범위 제1항에서 제4항까지의 어느 것인가에 따른 방법.
  6. 강선재의 급냉조직이 소르바이트 및/또는 베이나이트로서 이루어지며, 일부 마르텐사이트를 함유할 수 있는 특허청구의 범위 제1항에서 제5까지의 어느것인가에 따른 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019800004651A 1979-12-07 1980-12-06 강선제를 구상화 소둔하는 방법 KR850000595B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP15799779A JPS5918447B2 (ja) 1979-12-07 1979-12-07 球状化焼鈍線材の製造方法
JP157997 1979-12-07
JP13157980A JPS5763638A (en) 1980-09-24 1980-09-24 Production of wire rod for cold forging
JP55-131579 1980-09-24
JP131579 1980-09-24

Publications (2)

Publication Number Publication Date
KR830004429A true KR830004429A (ko) 1983-07-13
KR850000595B1 KR850000595B1 (ko) 1985-04-30

Family

ID=26466376

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800004651A KR850000595B1 (ko) 1979-12-07 1980-12-06 강선제를 구상화 소둔하는 방법

Country Status (4)

Country Link
US (1) US4375378A (ko)
EP (1) EP0030699B1 (ko)
KR (1) KR850000595B1 (ko)
DE (1) DE3071605D1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845354A (ja) * 1981-09-10 1983-03-16 Daido Steel Co Ltd はだ焼鋼
JPH0755331B2 (ja) * 1991-11-19 1995-06-14 修司 西浦 超高強度極細高炭素鋼線の製造方法
JP4248790B2 (ja) * 2002-02-06 2009-04-02 株式会社神戸製鋼所 メカニカルデスケーリング性に優れた鋼線材およびその製造方法
KR101392017B1 (ko) * 2009-11-05 2014-05-07 신닛테츠스미킨 카부시키카이샤 가공성이 우수한 고탄소강 선재
DE102011051682B4 (de) * 2011-07-08 2013-02-21 Max Aicher Verfahren und Vorrichtung zum Behandeln eines Stahlprodukts sowie Stahlprodukt
CN102876859B (zh) * 2012-10-31 2013-12-25 东莞市科力钢铁线材有限公司 一种螺丝线材的球化退火工艺
US10400320B2 (en) 2015-05-15 2019-09-03 Nucor Corporation Lead free steel and method of manufacturing

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE191302C (ko) *
DE930266C (de) * 1943-01-24 1955-07-14 Westfaelische Union Ag Verfahren zum Vergueten von Stahldraht
GB760166A (en) * 1953-06-12 1956-10-31 Ass Pour Les Etudes Texturales Process for heat treating mild steel articles
JPS498611B1 (ko) * 1968-01-24 1974-02-27
US3711338A (en) * 1970-10-16 1973-01-16 Morgan Construction Co Method for cooling and spheroidizing steel rod
GB1457283A (en) * 1973-10-17 1976-12-01 British Steel Corp Cooling of hot rolled steel stock
CA1028535A (en) * 1973-11-15 1978-03-28 Bethlehem Steel Corporation Method for controlling the temperature of steel during hot-rolling on a continuous hot-rolling mill
JPS5223517A (en) * 1975-08-15 1977-02-22 Nippon Steel Corp Wire for weld wire mesh
JPS5280215A (en) * 1975-12-27 1977-07-05 Nippon Steel Corp Preparation of annealed carbon steel wire
JPS5280214A (en) * 1975-12-27 1977-07-05 Nippon Steel Corp Preparation of annealed carbon steel wire
JPS52149229A (en) * 1976-06-07 1977-12-12 Kobe Steel Ltd Surface treatment method due to fluid layer system
JPS5847455B2 (ja) * 1977-09-21 1983-10-22 株式会社神戸製鋼所 スケ−ルの少ない鋼線材の製造方法
US4242153A (en) * 1978-10-16 1980-12-30 Morgan Construction Company Methods for hot rolling and treating rod

Also Published As

Publication number Publication date
EP0030699B1 (en) 1986-05-14
EP0030699A3 (en) 1982-03-31
US4375378A (en) 1983-03-01
KR850000595B1 (ko) 1985-04-30
DE3071605D1 (en) 1986-06-19
EP0030699A2 (en) 1981-06-24

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