KR850001299A - 내고온 산화성과 고온강도에 뛰어난 용융 알루미늄 도금강판 및 그 제조법 - Google Patents

내고온 산화성과 고온강도에 뛰어난 용융 알루미늄 도금강판 및 그 제조법 Download PDF

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KR850001299A
KR850001299A KR1019840003827A KR840003827A KR850001299A KR 850001299 A KR850001299 A KR 850001299A KR 1019840003827 A KR1019840003827 A KR 1019840003827A KR 840003827 A KR840003827 A KR 840003827A KR 850001299 A KR850001299 A KR 850001299A
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South Korea
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less
steel
hot
aluminum plated
steel sheet
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KR1019840003827A
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KR910009975B1 (ko
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도시로오 야마다 (외 2)
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아베 유즈루
닛신 세이꼬오 가부시기 가이샤
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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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/12—Aluminium or alloys based thereon
    • 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
    • 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
    • C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736—Al-base component
    • Y10T428/1275—Next to Group VIII or IB metal-base component
    • Y10T428/12757—Fe

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

Abstract

내용 없음

Description

내고온 산화성과 고온강도에 뛰어난 용융 알루미늄 도금강판 및 그 제조법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도의 (a),(b),(c),(d),(e) 및 (f)는 용융 알루미늄 도금강판 제조의 여러가지 공정에 있어서 내부산화층의 거동을 설명하기 위한 강(鋼) 표면의 모식적 확대 단면도.
제2도 (a) 및 (b)는 내부 산화층이 존재하는 기재강(基材鋼)의 알루미늄 도금 전후에 있어서의 단면 현미경사진(배율, 어느 것이나×400배).
제3도 (a),(b),(c) 및 (d)는 내부산화층의 존재유무가 내고온(耐高溫) 산화성에 영향을 미치는 거동을 보여주는 단면 현미경사진(배율, 어느 것이나 ×400배).

Claims (6)

  1. 강속의 탄소 및 질소가 충분히 고정되고 또한 미결합의 티탄이 강속에 남기에 충분한 량의 티탄을 첨가한 강의 슬랩을 제조하여 이것을 열간압연공정, 탈스케일공정, 냉간압연공정, 어니일링공정 및 용융 알루미늄 도금욕 침지공정의 순으로 부쳐서 용융 알루미늄 도금강판으로 하는 용융 알루미늄 도금강판의 제조방법에 있어서, 슬랩으로서는 중량%로 C : 0.020% 이하, Si : 0.1-2.2%, Mn : 2.5%이하이고,
    1.9×(%Si)+0.9×(% Mn)1 또한 (% Mn)0.5×(%Si)
    Ti : 0.1%-0.5%이며 또한 (% Ti)/(% C+% N)10, Al : 0.01-0.1%, N : 0.010%이하, 나머지가 Fe 및 불가피한 불순물로 된 Ti을 첨가한 Si-Mn 강의 슬랩을 사용한 것, 또한 연간압연 공정에서 감겨지는 열연재의 온도를 충분히 낮게 제어함에 따라서 내부산화층이 실질상 존재하지 않는 강표면을 그탈스케일공정 후에 얻는 것을 특징으로 하는 용융 알루미늄 도금강판의 제조방법.
  2. 청구의 범위 제1항에 있어서, 감겨지는 열연재의 온도를 약 600℃ 이하에서 제어하는 제조방법.
  3. 청구의 범위 제1항에 있어서, 감겨지는 열연재의 온도를 약 570℃ 이하에서 제어하는 제조방법.
  4. 청구의 범위 각항중에 어느 항에 있어서, 슬랩속의 Si함유량 및 Mn함유량이
    1.2×(% Si)+0.6×(% Mn)1
    의 관계를 충족하도록 한 제조방법.
  5. 중량%로 C : 0.020% 이하, Si : 0.1-2.2%, Mn : 2.5%이하이며,
    1.9×(% Si)+0.9(% Mn)1 또한 (% Mn)0.5(% Si)
    Ti : 0.1-0.5%이고 또한 (% Ti)/(% C+% N)10, Al : 0.01-0.1%, N : 0.010% 이하, 나머지가 Fe 및 불가피한 불순물로 되었으며 또한 실질적으로 내부산화가 없는 Ti첨가 Si-Mn강을 기재로 하는 고온에서의 강도와 내산화성에 뛰어난 용융 알루미늄 도금강판.
  6. 청구의 범위 제5항에 있어서, 기재속의 Mn함유량 및 Si함유량이
    1.2×(% Si)+0.6(% Mn)1의 관계를 충족하는 용융 알루미늄 도금강판.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840003827A 1983-07-04 1984-07-03 내고온 산화성과 고온강도가 우수한 용융 알루미늄 도금강판 및 그의 제조방법 KR910009975B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP83-121277 1983-07-04
JP58121277A JPS6013053A (ja) 1983-07-04 1983-07-04 高温強度と耐熱性の優れたアルミニウムめつき鋼板
JP121277 1983-07-04

Publications (2)

Publication Number Publication Date
KR850001299A true KR850001299A (ko) 1985-03-18
KR910009975B1 KR910009975B1 (ko) 1991-12-07

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Application Number Title Priority Date Filing Date
KR1019840003827A KR910009975B1 (ko) 1983-07-04 1984-07-03 내고온 산화성과 고온강도가 우수한 용융 알루미늄 도금강판 및 그의 제조방법

Country Status (7)

Country Link
US (1) US4571367A (ko)
EP (1) EP0148957B1 (ko)
JP (1) JPS6013053A (ko)
KR (1) KR910009975B1 (ko)
CA (1) CA1226767A (ko)
DE (1) DE3481008D1 (ko)
WO (1) WO1985000383A1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6063363A (ja) * 1983-09-16 1985-04-11 Nippon Steel Corp 耐熱性溶融アルミメッキ鋼板
DE4337358C2 (de) * 1993-11-02 1999-05-20 Helmensdorfer & Co Metallwaren Kochgeschirr, insbesondere Töpfe und Pfannen
US6025536A (en) * 1997-08-20 2000-02-15 Bristol-Myers Squibb Company Process of manufacturing a cobalt-chromium orthopaedic implant without covering defects in the surface of the implant
WO2016005780A1 (fr) * 2014-07-11 2016-01-14 Arcelormittal Investigación Y Desarrollo Sl Tôle d'acier laminée à chaud et procédé de fabrication associé
CN105506509B (zh) * 2014-09-26 2017-07-21 鞍钢股份有限公司 一种高强度热浸镀铝钢板及其制造方法
CN108754312B (zh) * 2018-05-31 2019-12-13 马鞍山钢铁股份有限公司 一种高表面质量铝镀层钢板及生产方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881881A (en) * 1974-04-03 1975-05-06 Inland Steel Co Aluminum coated steel
BE823246A (fr) * 1974-12-11 1975-04-01 Procede pour ameliorer l'aptitude a l'aptitude a l'emboutissage profond des toles d'acier doux.
US4144378A (en) * 1977-09-02 1979-03-13 Inland Steel Company Aluminized low alloy steel
JPS56102523A (en) * 1980-01-22 1981-08-17 Nisshin Steel Co Ltd Manufacture of aluminum-plated steel sheet having resistance to oxidation at high temperature
JPS56102556A (en) * 1980-01-22 1981-08-17 Nisshin Steel Co Ltd Aluminum plated steel sheet with superior heat resistance
JPS5942742B2 (ja) * 1980-04-09 1984-10-17 新日本製鐵株式会社 降伏比の低い深絞り用高強度冷延鋼板
US4517229A (en) * 1983-07-07 1985-05-14 Inland Steel Company Diffusion treated hot-dip aluminum coated steel and method of treating
JPH05335616A (ja) * 1992-05-29 1993-12-17 Nec Corp 高速応答フォトカプラ

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DE3481008D1 (de) 1990-02-15
JPS6013053A (ja) 1985-01-23
JPH022939B2 (ko) 1990-01-19
KR910009975B1 (ko) 1991-12-07
WO1985000383A1 (en) 1985-01-31
EP0148957A1 (en) 1985-07-24
EP0148957B1 (en) 1990-01-10
CA1226767A (en) 1987-09-15
EP0148957A4 (en) 1987-01-22
US4571367A (en) 1986-02-18

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