KR830005400A - Manufacturing method of aluminum plated steel sheet having resistance strength and high oxidation resistance - Google Patents

Manufacturing method of aluminum plated steel sheet having resistance strength and high oxidation resistance Download PDF

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Publication number
KR830005400A
KR830005400A KR1019810000260A KR810000260A KR830005400A KR 830005400 A KR830005400 A KR 830005400A KR 1019810000260 A KR1019810000260 A KR 1019810000260A KR 810000260 A KR810000260 A KR 810000260A KR 830005400 A KR830005400 A KR 830005400A
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South Korea
Prior art keywords
content
resistance
steel sheet
temperature
strength
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KR1019810000260A
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Korean (ko)
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KR850000806B1 (en
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아리히꼬 모리다
노리오 쯔끼지
세이이찌 하마나까
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마에다 마사요시
닛신 세이꼬 가부시끼 가이샤
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Publication of KR830005400A publication Critical patent/KR830005400A/en
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Publication of KR850000806B1 publication Critical patent/KR850000806B1/en

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    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys

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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)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

내용 없음No content

Description

저항복강도 및 고산화저항을 갖는 알루미늄 도금강판의 제조방법Manufacturing method of aluminum plated steel sheet having resistance strength and high oxidation resistance

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (3)

고온산화에 대한 높은 저항과 저항복강도를 갖는 용융 알루미늄 도금강판들을 제조하기 위한 방법에 있어서, 본질적으로 0.001 내지 0.020%의 C와, 0.30%의 Mn과, 0.05 내지 0.50%의 Cr과, 0.01 내지 0.10%의 Al과, C의 함유량의 10배 이상인 0.10 내지 0.50%의 Ti과, 나머지는 Fe와 필연적인 부수불순물들로 구성되는 화학조성물을 통상의 전로정련 및 진공탈개스 처리에 의해 강을 제조하며; 강을 통상의 주조 및 슬레빙 또는 통상의 연속주조에 의해 강을 슬랩으로 만들며; 상기 슬랩을 연속적으로 열가압연하여 700℃ 이상의 온도에서 코일링시키며; 그렇게 얻어진 고온코일을 통상의 산세 처리후에 냉간압연하고; 냉연판을 850℃ 이상의 온도로 가열하며; 비산화 용광로를 갖는 선형 어니일링식 용융도금 장치에서 용융 알루미늄을 상기판에 도금시키는 공정들을 포함하는 것을 특징으로 하는 저항복강도 및 고산화저항을 갖는 알루미늄 도금강판의 제조방법.A method for producing hot-dip galvanized steel sheets having high resistance to high temperature oxidation and resistive strength, comprising essentially 0.001 to 0.020% C, 0.30% Mn, 0.05 to 0.50% Cr, and 0.01 to Steel is prepared by conventional converter refining and vacuum degassing of a chemical composition consisting of 0.10% Al, 0.10 to 0.50% Ti, which is at least 10 times the C content, and the remainder Fe and the concomitant minor impurities. To; The steel is slab by conventional casting and slaving or conventional continuous casting; Continuously hot rolling the slab to coil at a temperature of 700 ° C. or higher; The hot coil thus obtained is cold rolled after the usual pickling treatment; The cold rolled sheet is heated to a temperature of 850 ° C. or higher; A method for producing an aluminum plated steel sheet having a high resistance resistance and high oxidation resistance, comprising the steps of plating the molten aluminum on the plate in a linear annealing hot dip plating apparatus having a non-oxidizing furnace. 청구범위 제1항의 방법에 있어서, C함유량이 0.001 내지 0.010%이고, Mn 함유량이 0.05 내지 0.20%이고, Cr 함유량이 0.07 내지 0.45%이고, Al 함유량이 0.02 내지 0.05% 이고, Ti 함유량은 0.15 내지 0.40%이며 C함유량의 20배 이상인 것을 특징으로 하는 저항복강도 및 고산화저항을 갖는 알루미늄 도금강판의 제조방법.In the method of claim 1, the C content is 0.001 to 0.010%, the Mn content is 0.05 to 0.20%, the Cr content is 0.07 to 0.45%, the Al content is 0.02 to 0.05%, and the Ti content is 0.15 to A method for producing an aluminum plated steel sheet having a resistive strength and high oxidation resistance, characterized in that 0.40% and 20 times or more of the C content. 청구범위 제2항의 방법에 있어서, C함유량이 0.001 내지 0.007%이며, Mn함유량이 0.10 내지 0.17%이며, Cr함유량이 0.07 내지 0.42%이며, Al 함유량이 0.03 내지 0.041%이며, Ti 함유량이 0.19 내지 0.23%이며 C함유량의 30배 이상이며, 고온코일의 코일링온도가 720내지 730℃이며, 도금시의 가열온도는 860 내지 900℃인 것을 특징으로 하는 저항복강도 및 고산화저항을 갖는 알루미늄 도금강판의 제조방법.In the method of claim 2, the C content is 0.001 to 0.007%, the Mn content is 0.10 to 0.17%, the Cr content is 0.07 to 0.42%, the Al content is 0.03 to 0.041%, and the Ti content is 0.19 to 0.007%. 0.23%, more than 30 times the C content, the coiling temperature of the high temperature coil is 720 to 730 ℃, the heating temperature during plating is 860 to 900 ℃ aluminum plating having a resistance strength and high oxidation resistance Method of manufacturing steel sheet. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019810000260A 1981-01-28 1981-01-28 Process for preparing aluminum-plated steel sheets having low yield strength and high oxidation resistance KR850000806B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019810000260A KR850000806B1 (en) 1981-01-28 1981-01-28 Process for preparing aluminum-plated steel sheets having low yield strength and high oxidation resistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019810000260A KR850000806B1 (en) 1981-01-28 1981-01-28 Process for preparing aluminum-plated steel sheets having low yield strength and high oxidation resistance

Publications (2)

Publication Number Publication Date
KR830005400A true KR830005400A (en) 1983-08-13
KR850000806B1 KR850000806B1 (en) 1985-06-14

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KR1019810000260A KR850000806B1 (en) 1981-01-28 1981-01-28 Process for preparing aluminum-plated steel sheets having low yield strength and high oxidation resistance

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KR850000806B1 (en) 1985-06-14

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