KR870006204A - 가공성이 우수한 얇은 강판의 제조방법 - Google Patents

가공성이 우수한 얇은 강판의 제조방법 Download PDF

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KR870006204A
KR870006204A KR860010593A KR860010593A KR870006204A KR 870006204 A KR870006204 A KR 870006204A KR 860010593 A KR860010593 A KR 860010593A KR 860010593 A KR860010593 A KR 860010593A KR 870006204 A KR870006204 A KR 870006204A
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steel sheet
thin steel
rolling
producing
temperature
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KR860010593A
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KR900007515B1 (ko
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사이지 마쓰오까
스스무 사또오
다까시 오바라
고조 쓰노야마
히데오 아베
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야기 야스히로
가와사끼 세이데쓰 가부시끼 가이샤
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Priority claimed from JP27802085A external-priority patent/JPS62137104A/ja
Priority claimed from JP60278019A external-priority patent/JPS62137103A/ja
Application filed by 야기 야스히로, 가와사끼 세이데쓰 가부시끼 가이샤 filed Critical 야기 야스히로
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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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/28—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by cold-rolling, e.g. Steckel cold mill
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/30—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process
    • B21B1/32—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work
    • B21B1/34—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work by hot-rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/40—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling foils which present special problems, e.g. because of thinness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2201/00—Special rolling modes
    • B21B2201/04—Ferritic rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2261/00—Product parameters
    • B21B2261/20—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2275/00—Mill drive parameters
    • B21B2275/02—Speed
    • B21B2275/06—Product speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B9/00—Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0231—Warm rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • Y10T29/49991—Combined with rolling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

내용 없음

Description

가공성이 우수한 얇은 강판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따라 얇은 강판을 제조하기 위한 장치의 제 1 실시예를 도시한 측면도.
제3도는 본 발명에 따라 얇은 강판을 제조하기 위한 장치의 제 2 실시예를 도시한 측면도.
제5도는 본 발명에 따라 얇은 강판을 제조하기 위한 장치의 제 3 실시예를 도시한 측면도.

Claims (16)

  1. 연속 주조 단계, 조압연 단계 및 Ar3변태점에서 300℃까지의 온도 그리고 1,500m/분 이상의 압연속도의 윤활 압연 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  2. 연속 주조 단계, 조압연 단계, 마무리 열간 압연단계, 및 Ar3변태점에서 300℃까지의 온도 그리고 1,500m/분 이상의 압연 속도의 윤활 압연 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  3. 스트립 주조 공정으로써 용강으로부터 두께 50mm 이하의 스트립을 직접 그리고 연속적으로 제조하는 단계와, Ar3변태점에서 300℃의 온도 그리고 1,500m/분 이상의 압연 속도로 윤활 압연하는 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  4. 스트립 주조 공정으로써 용강으로부터 두께 50mm 이하의 스트립을 직접 그리고 연속적으로 제조하는 단계, 마무리 열간 압연 단계, 및 Ar3변태점에서 300℃까지의 온도 그리고 1,500m/분 이상의 압연 속도로 윤활 압연하는 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  5. 연속 주조 단계, 조압연 단계, Ar3변태점으로부터 300℃까지의 온도 그리고 1,500m/분 이상의 압연 속도로 윤활 압연하는 단계, 및 소둔 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  6. 연속 주조 단계, 조압연단계, 마무리 열간 압연 단계, Ar3변태점에서 300℃까지의 온도 그리고 1,500m/분 이상의 압연 속도로 윤활 압연하는 단계, 및 소둔 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  7. 스트립 주조 공정으로써 용강으로부터 두께 50mm 이하의 스트립을 직접 그리고 연속적으로 제조하는 단계, Ar3변태점에서 300℃까지의 온도 그리고 1,500m/분의 압연 속도로 윤활 압연하는 단계, 및 소둔 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  8. 스트립 주조 공정으로써 용강으로부터 두께 50mm 이하의 스트립을 직접 그리고 연속적으로 제조하는 단계, 마무리 열간 압연 단계, Ar3변태점으로부터 300℃까지의 온도 그리고 1,500m/분 이상의 압연 속도로 윤활 압연하는 단계, 및 소둔 단계의 조합으로 구성되는 가공성이 우수한 얇은 강판의 제조방법.
  9. 제 2항, 제 4항, 제 6항 및 제 8 항중 어느 한 항에 있어서, 압연 하중의 감소률이 30% 이상인 강력한 윤활 상태하에서 1,100℃∼700℃의 온도로 상기 열간 압연이 실시되는 가공성이 우수한 얇은 강판의 제조방법.
  10. 제 1항, 제 2항, 제 5항 및 제 6 항중 어느 한 항에 있어서, 상기 조압연 단계 다음에 코일 상자에 배치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  11. 제 3항, 제 4항, 제 7항 및 제 8 항중 어느 한 항에 있어서, 스트립 주조 공정을 통한 연속 스트립 제조 단계 다음에 코일 상자가 배치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  12. 제 2항, 제 4항, 제 6 항 및 제 8 항에 있어서, 상기 마무리 열간 압연 단계와 상기 윤활 압연 단계 사이에 냉각 장치가 배치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  13. 제 1항에 있어서 제 4항중 어느 한 항에 있어서, 상기 윤활 압연 단계의 바로 다음에 권취기가 설치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  14. 제 5 항에서 제 8 항중 어느 한 항에 있어서, 상기 윤활 압연 단계와 상기 소둔 단계 사이에 냉각 장치가 배치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  15. 제 1 항에서 제 4 항중 어느 한 항에 있어서, 강판의 온도 강하를 줄일 수 있도록 상기 윤활 압연 단계에서 압연된 강판을 권취하기 위한 근접 권취기와 권취된 강판을 750∼600℃의 온도 범위 이내로 소정시간 동안 유지하기 위한 절연 상자가 상기 윤활 압연 단계 다음에 배치되어 있는 가공성이 우수한 얇은 강판의 제조방법.
  16. 제10항 또는 제11항에 있어서, 상기 코일 상자로부터 디코일링 된 판재가 시트 바아 연결기에 의해 연결되는 가공성이 우수한 얇은 강판의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860010593A 1985-12-12 1986-12-11 가공성이 우수한 얇은 강판의 제조방법 KR900007515B1 (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP27802185A JPS62137105A (ja) 1985-12-12 1985-12-12 薄鋼板の製造方法
JP27802285 1985-12-12
JP27802085A JPS62137104A (ja) 1985-12-12 1985-12-12 薄鋼板製造設備列
JP?278019? 1985-12-12
JP?278020? 1985-12-12
JP60-278019~22 1985-12-12
JP60278019A JPS62137103A (ja) 1985-12-12 1985-12-12 薄鋼板製造設備列
JP?278022? 1985-12-12
JP?278021? 1985-12-12

Publications (2)

Publication Number Publication Date
KR870006204A true KR870006204A (ko) 1987-07-10
KR900007515B1 KR900007515B1 (ko) 1990-10-11

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KR1019860010593A KR900007515B1 (ko) 1985-12-12 1986-12-11 가공성이 우수한 얇은 강판의 제조방법

Country Status (7)

Country Link
US (1) US4793401A (ko)
EP (1) EP0226446A3 (ko)
KR (1) KR900007515B1 (ko)
CN (1) CN1013739B (ko)
AU (1) AU574941B2 (ko)
BR (1) BR8606171A (ko)
CA (1) CA1268402A (ko)

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NL8802892A (nl) * 1988-11-24 1990-06-18 Hoogovens Groep Bv Werkwijze voor het vervaardigen van vervormingsstaal en band vervaardigd daarmee.
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US4793401A (en) 1988-12-27
KR900007515B1 (ko) 1990-10-11
CN1013739B (zh) 1991-09-04
AU6644486A (en) 1987-06-18
CA1268402A (en) 1990-05-01
AU574941B2 (en) 1988-07-14
EP0226446A3 (en) 1987-09-09
CN86108451A (zh) 1987-07-22
BR8606171A (pt) 1987-09-22
EP0226446A2 (en) 1987-06-24

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