KR860009147A - 딥 드로잉성이 우수한 냉연 강판의 제조방법 - Google Patents

딥 드로잉성이 우수한 냉연 강판의 제조방법 Download PDF

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Publication number
KR860009147A
KR860009147A KR1019860004290A KR860004290A KR860009147A KR 860009147 A KR860009147 A KR 860009147A KR 1019860004290 A KR1019860004290 A KR 1019860004290A KR 860004290 A KR860004290 A KR 860004290A KR 860009147 A KR860009147 A KR 860009147A
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South Korea
Prior art keywords
steel sheet
less
rolled steel
cold rolled
heating
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KR1019860004290A
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English (en)
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KR910002867B1 (ko
Inventor
게이 사까따
고이찌 하시구찌
시노부 오까노
Original Assignee
가와사끼세이데쓰 가부시끼가이샤
야기 야스히로
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Application filed by 가와사끼세이데쓰 가부시끼가이샤, 야기 야스히로 filed Critical 가와사끼세이데쓰 가부시끼가이샤
Publication of KR860009147A publication Critical patent/KR860009147A/ko
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Publication of KR910002867B1 publication Critical patent/KR910002867B1/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
    • C21D9/46—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
    • 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
    • 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
    • C21D8/0436—Cold 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
    • C21D8/04—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

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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 Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

내용 없음

Description

딥 드로잉성이 우수한 냉연 강판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 강판의 r-값에 미치는 Ti,S 및 Nb의 첨가량의 영향을 도시한 그래프.
제2도는 강판의 AI-값에 미치는 Ti,S 및 Nb의 첨가량의 영향을 도시한 그래프.

Claims (2)

  1. C : 0.0035%이하, Si : 1.0%이하, Mn : 1.0%이하, AI : 0.005~0.10%, P : 0.15이하, N : 0.0035%이하, S : 0.015%이하, Ti :및 Nb :인 조성의 열간 압연 강판의 마무리 압연이 종료된 후, 2초 이내에 냉각을 개시하고, 상기 최종 냉연 강판을 권취 단계에 도달할 때까지 10℃/초 이상의 평균 냉각 속도로 냉각하며, 710℃이하의 온도에서 상기 냉각된 강판을 권취하고, 50%이상의 수축률로 상기 권취된 강판을 냉간 압연하며 400℃에서 600℃까지 5℃/초 이상의 가열속도로 가열 그리고 700℃~AC3점의 온도 범위에서 1초 이상 균열을 포함하는 가열 사이클로 상기 냉간 압연 강판을 연속 소둔함을 특징으로 하는 딥 드로잉성이 우수한 냉연 강판의 제조방법.
  2. C : 0.0035%이하, Si : 1.0%이하, Mn : 1.0%이하, AI : 0.005~0.10%, P : 0.15이하, N : 0.0035%이하, S : 0.015%이하, Ti :및 Nb :인 조성의 냉간 압연 강판의 마무리 압연이 종료된 후, 2초 이내에 냉각을 개시하고, 상기 최종 냉연 강판을 권취 단계에 도달할 때까지 10℃/초 이상의 평균 냉각 속도로 냉각하며, 710℃이하의 온도에서 상기 냉각된 강판을 권취하고, 50%이상의 수축률로 상기 권취된 강판을 냉간 압연하며, 400℃에서 600℃까지 5℃/초 이상의 가열속도로 가열 그리고 700~AC3점의 온도 범위에서 1초 이상 균열을 포함하는 가열 사이클로 상기 냉간 압연 강판을 연속 소둔함을 특징으로 하는 딥 드로잉성이 우수한 냉연 강판의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860004290A 1985-05-31 1986-05-30 딥 드로잉성이 우수한 냉연 강판의 제조방법 KR910002867B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60116661A JPS61276927A (ja) 1985-05-31 1985-05-31 深絞り性の良好な冷延鋼板の製造方法
JP116661 1985-05-31

Publications (2)

Publication Number Publication Date
KR860009147A true KR860009147A (ko) 1986-12-20
KR910002867B1 KR910002867B1 (ko) 1991-05-06

Family

ID=14692762

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860004290A KR910002867B1 (ko) 1985-05-31 1986-05-30 딥 드로잉성이 우수한 냉연 강판의 제조방법

Country Status (7)

Country Link
US (1) US4857117A (ko)
EP (1) EP0203809B1 (ko)
JP (1) JPS61276927A (ko)
KR (1) KR910002867B1 (ko)
CA (1) CA1271692A (ko)
DE (1) DE3688862T2 (ko)
ZA (1) ZA864017B (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931106A (en) * 1987-09-14 1990-06-05 Kawasaki Steel Corporation Hot rolled steel sheet having high resistances against secondary-work embrittlement and brazing embrittlement and adapted for ultra-deep drawing and a method for producing the same
JPH07103422B2 (ja) * 1988-01-14 1995-11-08 新日本製鐵株式会社 良加工性高強度冷延鋼板の製造方法
KR910007949B1 (ko) * 1988-02-09 1991-10-04 닛씬 세이꼬 가부시끼가이샤 우수한 디프 드로잉성을 갖는 합금화된 아연 도금 티타늄 킬드강판의 제조방법
JPH01225727A (ja) * 1988-03-04 1989-09-08 Sumitomo Metal Ind Ltd 極低炭素冷延鋼板の製造法
JPH0254779A (ja) * 1988-08-18 1990-02-23 Kawasaki Steel Corp プレス成形性および塗装後密着性に優れた有機複合めっき鋼板の製造方法
JPH0756055B2 (ja) * 1989-11-29 1995-06-14 新日本製鐵株式会社 加工性の極めて優れた冷延鋼板の高効率な製造方法
JPH0756051B2 (ja) * 1990-06-20 1995-06-14 川崎製鉄株式会社 加工用高張力冷延鋼板の製造方法
US5279683A (en) * 1990-06-20 1994-01-18 Kawasaki Steel Corporation Method of producing high-strength cold-rolled steel sheet suitable for working
ES2114932T3 (es) * 1991-02-20 1998-06-16 Nippon Steel Corp Chapa de acero laminada en frio y chapa de acero laminada en frio galvanizada que son excelentes para ser moldeadas y para ser endurecidas por coccion, y su produccion.
JP2781297B2 (ja) * 1991-10-29 1998-07-30 川崎製鉄株式会社 耐２次加工脆性に優れ面内異方性の少ない冷延薄鋼板の製造方法
FR2689907B1 (fr) * 1992-04-13 1994-11-10 Toyo Kohan Co Ltd Procédé de production d'une tôle d'acier formée par recuit continu et tôle produite par ce procédé.
CA2149522C (en) * 1993-10-05 1999-08-24 Yoshihiro Hosoya Continuously annealed cold-rolled steel sheet excellent in balance between deep drawability and resistance to secondary-work embrittlement and method for manufacturing same
EP0659890B1 (en) * 1993-12-21 2000-03-29 Kawasaki Steel Corporation Method of manufacturing small planar anisotropic high-strength thin can steel plate
KR100350065B1 (ko) * 1997-11-26 2002-12-11 주식회사 포스코 내2차가공취성이우수한초고성형고강도전기아연도금강판용강재및이를이용한전기아연도금강판의제조방법
JPH11256243A (ja) * 1998-03-10 1999-09-21 Kobe Steel Ltd 深絞り性に優れた厚物冷延鋼板の製造方法
KR100435466B1 (ko) * 1999-12-21 2004-06-10 주식회사 포스코 딥드로잉성이 우수한 ｐ첨가 극저탄소 냉연강판의 제조방법
KR100473497B1 (ko) * 2000-06-20 2005-03-09 제이에프이 스틸 가부시키가이샤 박강판 및 그 제조방법
CN102744264B (zh) * 2012-07-31 2015-03-25 首钢总公司 一种冷轧带钢表面粗晶缺陷控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5842752A (ja) * 1981-09-07 1983-03-12 Nippon Steel Corp プレス成形性の優れた冷延鋼板
JPS5848633A (ja) * 1981-09-18 1983-03-22 Nippon Steel Corp プレス成形性の優れた冷延鋼板の製造法
JPS5848635A (ja) * 1981-09-18 1983-03-22 Nippon Steel Corp 加工性のすぐれた冷延鋼板の製造方法
JPS6045689B2 (ja) * 1982-02-19 1985-10-11 川崎製鉄株式会社 プレス成形性にすぐれた冷延鋼板の製造方法
US4504326A (en) * 1982-10-08 1985-03-12 Nippon Steel Corporation Method for the production of cold rolled steel sheet having super deep drawability
JPS59193221A (ja) * 1983-04-15 1984-11-01 Nippon Steel Corp 極めて優れた二次加工性を有する超深絞り用冷延鋼板の製造方法

Also Published As

Publication number Publication date
EP0203809B1 (en) 1993-08-11
ZA864017B (en) 1987-01-28
EP0203809A3 (en) 1990-06-13
JPH0510411B2 (ko) 1993-02-09
EP0203809A2 (en) 1986-12-03
KR910002867B1 (ko) 1991-05-06
CA1271692A (en) 1990-07-17
DE3688862T2 (de) 1993-11-25
DE3688862D1 (de) 1993-09-16
US4857117A (en) 1989-08-15
JPS61276927A (ja) 1986-12-06

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