KR100815709B1 - 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법 - Google Patents

내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법 Download PDF

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Publication number
KR100815709B1
KR100815709B1 KR1020060126482A KR20060126482A KR100815709B1 KR 100815709 B1 KR100815709 B1 KR 100815709B1 KR 1020060126482 A KR1020060126482 A KR 1020060126482A KR 20060126482 A KR20060126482 A KR 20060126482A KR 100815709 B1 KR100815709 B1 KR 100815709B1
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KR
South Korea
Prior art keywords
less
steel sheet
steel
high strength
rolled steel
Prior art date
Application number
KR1020060126482A
Other languages
English (en)
Korean (ko)
Inventor
김재익
정기조
김종화
이수희
Original Assignee
주식회사 포스코
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
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to KR1020060126482A priority Critical patent/KR100815709B1/ko
Priority to PCT/KR2007/006426 priority patent/WO2008072873A1/en
Priority to JP2009541219A priority patent/JP5101628B2/ja
Priority to CN2007800452596A priority patent/CN101553586B/zh
Application granted granted Critical
Publication of KR100815709B1 publication Critical patent/KR100815709B1/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
    • 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
    • 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
    • C21D8/0236—Cold rolling
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
KR1020060126482A 2006-12-12 2006-12-12 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법 KR100815709B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020060126482A KR100815709B1 (ko) 2006-12-12 2006-12-12 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법
PCT/KR2007/006426 WO2008072873A1 (en) 2006-12-12 2007-12-11 Formable high strength cold-rolled steel sheet with excellent weather resistance and method manufacturing the same
JP2009541219A JP5101628B2 (ja) 2006-12-12 2007-12-11 耐候性及び加工性に優れた高強度冷延鋼板及びその製造方法
CN2007800452596A CN101553586B (zh) 2006-12-12 2007-12-11 具有优良耐候性的可成型高强度冷轧钢板及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060126482A KR100815709B1 (ko) 2006-12-12 2006-12-12 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법

Publications (1)

Publication Number Publication Date
KR100815709B1 true KR100815709B1 (ko) 2008-03-20

Family

ID=39411318

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060126482A KR100815709B1 (ko) 2006-12-12 2006-12-12 내후성 및 가공성이 우수한 고강도 냉연강판과 그 제조방법

Country Status (4)

Country Link
JP (1) JP5101628B2 (zh)
KR (1) KR100815709B1 (zh)
CN (1) CN101553586B (zh)
WO (1) WO2008072873A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113637902A (zh) * 2021-07-28 2021-11-12 武汉钢铁有限公司 一种含稀土的屈服强度为280MPa级冷轧汽车用耐候钢及生产方法
CN115418566A (zh) * 2022-08-30 2022-12-02 日照钢铁控股集团有限公司 一种低成本高p耐候钢的制造方法
CN115852245A (zh) * 2021-09-27 2023-03-28 宝山钢铁股份有限公司 一种冷轧贝氏体型耐候钢及其制备方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101253852B1 (ko) * 2009-08-04 2013-04-12 주식회사 포스코 고인성 비조질 압연재, 신선재 및 그 제조방법
CN104419877B (zh) * 2013-09-05 2017-04-05 鞍钢股份有限公司 一种具有耐候性的冷轧马氏体钢及其制造方法
KR101767762B1 (ko) * 2015-12-22 2017-08-14 주식회사 포스코 굽힘 가공성이 우수한 고강도 냉연강판 및 그 제조방법
KR102142774B1 (ko) * 2018-11-08 2020-08-07 주식회사 포스코 내해수 특성이 우수한 고강도 구조용강 및 그 제조방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003193194A (ja) 2001-12-27 2003-07-09 Nippon Steel Corp 溶接性および穴拡げ性に優れた高強度鋼板およびその製造方法
JP2003253382A (ja) 2002-02-27 2003-09-10 Nippon Steel Corp 耐曲げ性に優れるブラスト用耐候性高強度鋼板およびその製造方法
KR100548864B1 (ko) 2001-08-24 2006-02-02 신닛뽄세이테쯔 카부시키카이샤 딥 드로잉성이 우수한 강판, 강관 및 그 제조 방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3420371B2 (ja) * 1995-03-20 2003-06-23 Ｊｆｅスチール株式会社 成形加工性と耐候性に優れるクロム鋼板
JP2000063981A (ja) * 1998-08-20 2000-02-29 Nippon Steel Corp 初期錆びから黒味を帯びた色調を呈し外観性と色調安定性に優れた耐候性鋼
KR100371960B1 (ko) * 2000-09-29 2003-02-14 주식회사 포스코 60킬로그램급 인장강도를 갖는 고내후성 및 고가공성열연강판 및 그 제조방법
JP3817152B2 (ja) * 2000-10-06 2006-08-30 新日本製鐵株式会社 日陰耐候性に優れた高強度・高靱性耐候性鋼
JP4507668B2 (ja) * 2004-03-31 2010-07-21 Ｊｆｅスチール株式会社 高耐食鋼の製造方法
JP4586489B2 (ja) * 2004-10-22 2010-11-24 住友金属工業株式会社 海浜耐候性に優れた鋼材と構造物
JP4844197B2 (ja) * 2006-03-30 2011-12-28 住友金属工業株式会社 耐候性、耐塗装剥離性に優れた鋼材の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100548864B1 (ko) 2001-08-24 2006-02-02 신닛뽄세이테쯔 카부시키카이샤 딥 드로잉성이 우수한 강판, 강관 및 그 제조 방법
JP2003193194A (ja) 2001-12-27 2003-07-09 Nippon Steel Corp 溶接性および穴拡げ性に優れた高強度鋼板およびその製造方法
JP2003253382A (ja) 2002-02-27 2003-09-10 Nippon Steel Corp 耐曲げ性に優れるブラスト用耐候性高強度鋼板およびその製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113637902A (zh) * 2021-07-28 2021-11-12 武汉钢铁有限公司 一种含稀土的屈服强度为280MPa级冷轧汽车用耐候钢及生产方法
CN115852245A (zh) * 2021-09-27 2023-03-28 宝山钢铁股份有限公司 一种冷轧贝氏体型耐候钢及其制备方法
CN115418566A (zh) * 2022-08-30 2022-12-02 日照钢铁控股集团有限公司 一种低成本高p耐候钢的制造方法

Also Published As

Publication number Publication date
WO2008072873A1 (en) 2008-06-19
CN101553586B (zh) 2011-03-02
JP5101628B2 (ja) 2012-12-19
JP2010512461A (ja) 2010-04-22
CN101553586A (zh) 2009-10-07

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