KR840001443A - Method for manufacturing room temperature strip - Google Patents

Method for manufacturing room temperature strip Download PDF

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Publication number
KR840001443A
KR840001443A KR1019820004097A KR820004097A KR840001443A KR 840001443 A KR840001443 A KR 840001443A KR 1019820004097 A KR1019820004097 A KR 1019820004097A KR 820004097 A KR820004097 A KR 820004097A KR 840001443 A KR840001443 A KR 840001443A
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KR
South Korea
Prior art keywords
strip
predetermined
rolling mill
room temperature
dew point
Prior art date
Application number
KR1019820004097A
Other languages
Korean (ko)
Other versions
KR890001444B1 (en
Inventor
유기오 마쯔다 (외 1)
Original Assignee
구마다니 노리후미
스미도모 긴조꾸 고오교오 가부시끼 가이샤
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Application filed by 구마다니 노리후미, 스미도모 긴조꾸 고오교오 가부시끼 가이샤 filed Critical 구마다니 노리후미
Publication of KR840001443A publication Critical patent/KR840001443A/en
Application granted granted Critical
Publication of KR890001444B1 publication Critical patent/KR890001444B1/en

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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
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/663—Bell-type furnaces
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

내용 없음No content

Description

상온 스트립의 제조방법Method for manufacturing room temperature strip

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 방법을 사용하여 상온 스트립 코일을 얻는 상온 압연 밀(Mill)의 구조를 도시하는 개요도,1 is a schematic diagram showing the structure of a cold rolled mill obtained by obtaining a cold strip coil using the method according to the present invention;

제2도는 본 발명에 따른 방법의 수정된 부분을 도시하는 제1도와 동일한 개요도, 제3도는 본 발명에 따른 방법을 수행하는 상자형 어닐링로의 구조를 도시하는 개요도.FIG. 2 is the same schematic diagram as in FIG. 1 showing a modified part of the method according to the invention, and FIG. 3 is a schematic diagram showing the structure of a box annealing furnace for carrying out the method according to the invention.

Claims (7)

깨끗한 상온 스트립을 제조하는 방법에 있어서, 상온압연 밀의 마지막 위치에서 스트립의 양쪽에 저 농도의 압연 밀 윤활제에 멀젼을 고압으로 분사하여 스트립의 표면으로부터 기름이나 금속먼지 같은 얼룩을 제거하며, 감겨진 상온 스트립을 상자형 어닐링 로에 주입시키며 주로 질소와 수소로 구성되는 로의 대기압의 가스와 수증기를 혼합하며, 상자형 어닐로 내의 가스의 이슬점을 미리 정해진 온도 범위로 조절하는 단계를 포함하는 것으로 특징 되는 상온스트립의 제조방법.In the method for producing a clean room temperature strip, a low pressure rolling mill lubricant is sprayed at high pressure on both sides of the strip at the last position of the room temperature mill to remove oil or metal dust stains from the surface of the strip, Injecting the strip into a box annealing furnace, mixing atmospheric gas and water vapor in a furnace consisting primarily of nitrogen and hydrogen, and adjusting the dew point of the gas in the box annealing to a predetermined temperature range. Manufacturing method. 제1항에 따른 방법에 있어서, 저농도의 압연 밀 윤활제 에멀젼이 상온 압연 밀의 마지막 위치의 입구쪽에서 스트립의 양측면에 고압으로 분사됨을 특징으로 하는 상온스트립의 제조방법.The method according to claim 1, wherein the low concentration rolling mill lubricant emulsion is injected at high pressure on both sides of the strip at the inlet side of the last position of the cold rolling mill. 제1항에 따른 방법에 있어서, 저농도의 압연 밀 윤활제 에멀젼이 상온 압연 밀의 마지막 위치의 출구쪽에서 스트립의 양측면에 고압으로 분사됨을 특징으로 하는 상온스트립의 제조방법.The method according to claim 1, wherein the low concentration rolling mill lubricant emulsion is injected at high pressure on both sides of the strip at the exit of the last position of the cold rolling mill. 제1항에 따른 방법에 있어서, 압연 밀 윤활제 에멀젼의 농도가 0.5 내지 2.0%로 미리 결정되고, 그 압력은 50 내지 200kg/㎠로 미리 결정되고, 또 그 유속은 스트립의 한쪽의 폭 100mm당 20 내지 150ℓ/min으로 미리 결정되는 것을 특징으로 하는 상온스트립의 제조방법.The process according to claim 1, wherein the concentration of the rolling mill lubricant emulsion is predetermined at 0.5 to 2.0%, the pressure is predetermined at 50 to 200 kg / cm 2, and the flow rate is 20 per 100 mm width of one side of the strip. Method for producing a room temperature strip, characterized in that predetermined in the predetermined range from 150l / min. 제1항에 따른 방법에 있어서, 상온압연 밀의 마지막 위치의 작업롤 들이 산뜻하지 못한 롤인 것으로 특징 되는 상온스트립의 제조방법.The method according to claim 1, wherein the work rolls in the last position of the cold rolling mill are rolls not neat. 제1항에 따른 방법에 있어서, 이슬점 계기가 상기 상자형 어닐링로와 연결된 배기가스 파이프에 제공되며, 이슬점계기로부터 탐지된 신호는 미리 정해진 값과 비교되어 정정신호를 발생하며, 상기 정정신호에 따라 수증기 공급파이프에 제공된 유속제어 밸브를 제어하며, 그것에 의해서 대기압의 가스의 이슬점을 미리 정해진 온도범위로 유지하는 것을 특징으로 하는 상온스트립의 제조방법.The method according to claim 1, wherein a dew point meter is provided to the exhaust pipe connected to the box annealing furnace, and the signal detected from the dew point meter is compared with a predetermined value to generate a correction signal, in accordance with the correction signal. A method for manufacturing a room temperature strip, characterized by controlling a flow rate control valve provided in a steam supply pipe, thereby maintaining a dew point of atmospheric gas at a predetermined temperature range. 제6항에 따른 방법에 있어서, 이슬점의 온도의 범위가 섭씨 0 내지 10도로 미리 결정되는 것으로 특징 되는 상온스트립의 제조방법.Method according to claim 6, characterized in that the temperature range of the dew point is predetermined in the range 0 to 10 degrees Celsius. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8204097A 1981-03-28 1982-09-10 Method for producing clean cold strip KR890001444B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4591681A JPS57161036A (en) 1981-03-28 1981-03-28 Production of clean cold rolled steel strip
JP45916 1981-03-28

Publications (2)

Publication Number Publication Date
KR840001443A true KR840001443A (en) 1984-05-07
KR890001444B1 KR890001444B1 (en) 1989-05-03

Family

ID=12732566

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8204097A KR890001444B1 (en) 1981-03-28 1982-09-10 Method for producing clean cold strip

Country Status (2)

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JP (1) JPS57161036A (en)
KR (1) KR890001444B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020010191A (en) * 2000-07-27 2002-02-04 이구택 Cold rolling oil spray apparatus and the spray method having good surface cleaning degree of steel plate
KR100729191B1 (en) * 2000-04-04 2007-06-19 테라사키덴키산교 가부시키가이샤 Switch board for generator of marine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006263739A (en) * 2005-03-22 2006-10-05 Nippon Steel Corp Cold tandem rolling method and its equipment
KR20240026248A (en) * 2019-11-12 2024-02-27 스페이라 게엠베하 Regulated heat treatment of foil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100729191B1 (en) * 2000-04-04 2007-06-19 테라사키덴키산교 가부시키가이샤 Switch board for generator of marine
KR20020010191A (en) * 2000-07-27 2002-02-04 이구택 Cold rolling oil spray apparatus and the spray method having good surface cleaning degree of steel plate

Also Published As

Publication number Publication date
JPS6211051B2 (en) 1987-03-10
KR890001444B1 (en) 1989-05-03
JPS57161036A (en) 1982-10-04

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