KR880007768A - Manufacturing method of galvanized steel sheet with good adhesion - Google Patents

Manufacturing method of galvanized steel sheet with good adhesion Download PDF

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Publication number
KR880007768A
KR880007768A KR860011557A KR860011557A KR880007768A KR 880007768 A KR880007768 A KR 880007768A KR 860011557 A KR860011557 A KR 860011557A KR 860011557 A KR860011557 A KR 860011557A KR 880007768 A KR880007768 A KR 880007768A
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KR
South Korea
Prior art keywords
steel sheet
galvanized steel
manufacturing
good adhesion
less
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KR860011557A
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Korean (ko)
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KR900004853B1 (en
Inventor
배대철
Original Assignee
안병화
포항종합제철 주식회사
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Priority to KR1019860011557A priority Critical patent/KR900004853B1/en
Publication of KR880007768A publication Critical patent/KR880007768A/en
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Publication of KR900004853B1 publication Critical patent/KR900004853B1/en

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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

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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)

Abstract

내용 없음.No content.

Description

밀착성이 우수한 아연도금강판의 제조방법Manufacturing method of galvanized steel sheet with good adhesion

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도 : 도금입욕(入浴) 온도에 따른 부착성 지수를 나타낸 그래프.1: A graph showing the adhesion index according to the plating bath temperature.

제2도 : 도금입욕 온도에 따른 도금층내의 A1함량을 나타낸 그래프.2 is a graph showing the A1 content in the plating layer according to the plating bath temperature.

Claims (1)

아연도금강판을 제조하는데 있어서, C : 0.1wt% (이하 %로 칭함), Mn : 0.3% 이하 Si : 0.02%이하, P.S : 0.015%이하 및 Sol. Al : 0.03-0.07%로 조성된 강의 슬라브를 통상의 열간압연, 산세 및 냉간 압연한 후 입욕온도를 480-500℃로 유지시킴을 특징으로 하는 밀착성이 우수한 아연도급강판의 제조방법.In producing a galvanized steel sheet, C: 0.1 wt% (hereinafter referred to as%), Mn: 0.3% or less Si: 0.02% or less, P.S: 0.015% or less and Sol. Al: 0.03-0.07% of hot-rolled, pickled and cold-rolled slabs of steel, the method of producing a zinc-coated steel sheet having excellent adhesion, characterized in that the bath temperature is maintained at 480-500 ℃. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860011557A 1986-12-30 1986-12-30 Making process for steel plate for galvanization KR900004853B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860011557A KR900004853B1 (en) 1986-12-30 1986-12-30 Making process for steel plate for galvanization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860011557A KR900004853B1 (en) 1986-12-30 1986-12-30 Making process for steel plate for galvanization

Publications (2)

Publication Number Publication Date
KR880007768A true KR880007768A (en) 1988-08-29
KR900004853B1 KR900004853B1 (en) 1990-07-08

Family

ID=19254552

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860011557A KR900004853B1 (en) 1986-12-30 1986-12-30 Making process for steel plate for galvanization

Country Status (1)

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KR (1) KR900004853B1 (en)

Also Published As

Publication number Publication date
KR900004853B1 (en) 1990-07-08

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