KR950031266A - 가공성이 우수한 비시효성 캔용 강판의 제조방법 - Google Patents

가공성이 우수한 비시효성 캔용 강판의 제조방법 Download PDF

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KR950031266A
KR950031266A KR1019950002832A KR19950002832A KR950031266A KR 950031266 A KR950031266 A KR 950031266A KR 1019950002832 A KR1019950002832 A KR 1019950002832A KR 19950002832 A KR19950002832 A KR 19950002832A KR 950031266 A KR950031266 A KR 950031266A
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mass
aging
workability
steel
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KR1019950002832A
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KR100221349B1 (ko
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아끼오 도사까
지까꼬 후지나가
도시유끼 가또
가꾸 사또
히데오 구구미나또
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도자끼. 시노부
가와사끼세이데쓰 가부시끼가이샤
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    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/04—Decarburising
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling

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

Abstract

본 발명은 박막 캔용 강판의 제조 방법, 특히 우수한 가공성 및 우수한 비시효성이 요구되는 캔용 강판의 효율적인 제조방법을 제안하는 것으로서, C:0.0015mass% 이상, 0.0100mass%이하, Si:0.20mass%이하, Mn:0.10mass%이상, 1.20mass%이하, Al:0.02mass%이상, 0.10mass%이하, P:0.005mass%이상, 0.040mass%이하, S:0.015mass%이하 및 N:0.005mass%이하 및 잔부는 철 및 불가피하게 발생하는 불순불로 이루어지는 조성의 극저탄소강 슬라브를 소재로 사용하며 통상의 열간압연을 행하는 공정 산세척을 거쳐서 70%이상의 압하율의 냉간압연을 행하는 공정 이어서 연속 풀림로에서, 수소농도를 3%이상, 노점을 -20℃이상 분위기에서, 730℃이상의 온도로 재결정 풀림을 실시하여 강중의 잔종 C량을 0.0015mass%미만으로 하는 공정으로 이루어지는 것이다.

Description

가공성이 우수한 비시효성 캔용 강판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 냉간압연후의 연속 풀림시의 강판의 판 두께와 탈탄량 및 기계적 성질의 관계를 나타낸다.

Claims (5)

  1. (a) C:0.0015mass% 이상, 0.0100mass%이하, Si:0.20mass%이하, Mn:0.10mass%이상, 1.20mass%이하, Al:0.02mass%이상, 0.10mass%이하, P:0.005mass%이상, 0.040mass%이하, S:0.015mass%이하 및 N:0.005mass%이하 및 잔부는 철 및 불가피하게 발생하는 불순물로 이루어지는 조성의 극저탄소강 슬라브를 소재로 사용하며 (b) 통상의 열간압연을 행하는 공정 (c) 산세척을 거쳐서 70%이상의 압하율의 냉간압연을 행하는 공정 이어서 (d) 연속 플림로에서, 수소농도를 3%이상, 노점(露店)을 -20℃이상의 분위기에서, 730℃이상의 온도로 재결정 풀림을 실시하여 강중의 잔종 C량를 0.0015mass%미만으로 하는 공정으로 이루어지는 가공성이 우수한 비시효성 캔용 강판의 제조방법.
  2. 제1항에 있어서, 공정(c)의 산세척을 거쳐서 70%이상의 압하율의 냉간압연을 행함으로써 두께 0.3㎜이하의 강판으로 하는 가공성이 우수한 비시효성 캔용 강판의 제조방법.
  3. (a) C:0.0015mass% 이상, 0.0100mass%이하, Si:0.20mass%이하, Mn:0.10mass%이상, 1.20mass%이하, Al:0.02mass%이상, 0.10mass%이하, P:0.005mass%이상, 0.040mass%이하, S:0.015mass%이하 및 N:0.005mass%이하, 또한, Nb : 0.003mass%이상, 0.015mass%이하, Ti:0.003mass%이상, 0.040mass% 이하, B : 0.0005mass%이상, 0.0020mass%이하, 의 중에서 1종이상 및 잔부는 철 및 불가피하게 발생하는 불순물로 이루어지는 조성의 극저탄소강 슬라브를 소재로 사용하며, (b) 통상의 열간압연을 행하는 공정 (c) 산세척을 거쳐서 70%이상의 압하율의 냉간압연을 행하는 공정 이어서 (d) 연속 풀림로에서, 수소농도를 3%이상, 노점(露店)을 -20℃이상의 분위기에서, 730℃이상의 온도로 재결정 풀림을 실시하는 공정으로 이루어지는 강중의 잔종 C량을 0.0015mass%미만으로 하는 가공성이 우수한 비시효성 캔용 강판의 제조방법.
  4. 제3항에 있어서, 공정(c)의 산세척을 걸쳐서 70%이상의 압하율의 냉간압연을 행함으로써 두께 0.3㎜이하의 강판으로 하는 가공성이 우수한 비시효성 캔용 강판의 제조방법.
  5. 제1항 내지 제4항중의 어느 한항의 방법으로 얻은 강판에, 2에서 40%의 범위의 압하율로 2차 냉간압연하는 것을 특징으로 하는 가공성이 우수한 비시효성 캔용 강판의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950002832A 1994-02-17 1995-02-15 가공성이 우수한 비시효성 캔용 강판의 제조방법 KR100221349B1 (ko)

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JP94-20346 1994-02-17
JP2034694 1994-02-17

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KR100221349B1 KR100221349B1 (ko) 1999-09-15

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US (1) US5587027A (ko)
EP (1) EP0672758B1 (ko)
KR (1) KR100221349B1 (ko)
CN (1) CN1049927C (ko)
DE (1) DE69518451T2 (ko)
TW (1) TW265282B (ko)

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CN1049927C (zh) 2000-03-01
KR100221349B1 (ko) 1999-09-15
EP0672758B1 (en) 2000-08-23
EP0672758A1 (en) 1995-09-20
DE69518451D1 (de) 2000-09-28
US5587027A (en) 1996-12-24
CN1118814A (zh) 1996-03-20
DE69518451T2 (de) 2001-01-04
TW265282B (ko) 1995-12-11

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