KR900018420A - Electroplating method of hot dip galvanized steel sheet and zinc continuous plating manufacturing equipment - Google Patents

Electroplating method of hot dip galvanized steel sheet and zinc continuous plating manufacturing equipment Download PDF

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Publication number
KR900018420A
KR900018420A KR1019900006497A KR900006497A KR900018420A KR 900018420 A KR900018420 A KR 900018420A KR 1019900006497 A KR1019900006497 A KR 1019900006497A KR 900006497 A KR900006497 A KR 900006497A KR 900018420 A KR900018420 A KR 900018420A
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KR
South Korea
Prior art keywords
hot
electroplating
steel sheet
quality control
control rolling
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KR1019900006497A
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Korean (ko)
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KR940004103B1 (en
Inventor
오시마 가쯔히데
모리노 히사까즈
곤도 도미오
시마다 야스오
노나까 다다시
오이시 히로시
야마나까 요시까즈
호보 요시히꼬
야까와 아쯔히사
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미쯔오 야노
수미도모 금속공업주식회사
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Publication of KR900018420A publication Critical patent/KR900018420A/en
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    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C25D5/36—Pretreatment of metallic surfaces to be electroplated of iron or steel

Abstract

내용 없음No content

Description

용융아연계 도금강판의 전기도금방법 및 아연계 연속 도금 제조설비계열Electroplating method of hot dip galvanized steel sheet and zinc continuous plating manufacturing equipment

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

제1도는 본 발명에 관한 아연계 연속 도금제조설비계열의 약식 설명도, 제2도 (a) 및 (b)는 각각 본 발명 및 종래예의 장치에 의하여 얻어진 강판의 표면 피막구조의 약식 설명도, 제3도는 본 발명의 또다른 아연계 연속도금 제조설비계열의 약식 설명도.1 is a schematic explanatory diagram of a series of zinc-based continuous plating manufacturing equipment according to the present invention, and FIG. 2 (a) and (b) are schematic explanatory diagrams of a surface coating structure of a steel sheet obtained by the apparatus of the present invention and the prior art, respectively. Figure 3 is a schematic illustration of another series of zinc-based continuous plating manufacturing equipment of the present invention.

Claims (8)

전처리장치, 용융아연계 도금 욕조 및 전기도금장치를 순차적으로 연결설치하여 형성되는 연속도금 제조설비 계열에 있어서, 상기 용융도금 욕조와 전기도금장치 사이에 적어도 하나 이상의 용융도금처리장치를 배치한 아연계 연속도금제조설비 계열.In the series of continuous plating manufacturing equipment formed by sequentially connecting and installing a pretreatment apparatus, a hot dip galvanizing bath and an electroplating apparatus, a zinc-based system having at least one hot dip plating apparatus disposed between the hot dip plating bath and the electroplating apparatus. Series of continuous plating manufacturing equipment. 상기 용융도금처리장치가 PH12의 강알카리용액침적 또는 스프레이장치 알카리 전해장치, 음극전해장치 또는 산화알루미늄 가용산의 침적 또는 스프레이 장치인 청구범위 제1항 기재의 아연계 연속도금제조 설비계열.The hot dip plating apparatus is PH 12. A strong alkaline solution deposition or spraying apparatus according to claim 1, which is an alkaline electrolytic device, a cathodic electrolyte or an aluminum oxide soluble acid deposition or spraying apparatus. 상기 전기도금장치전에 품질조절압연기가 설치되고, 상기 용융도금후처리장치가 당해 품질조절압연기전에 설치된 PH10의 알카리 수냉조 인 청구범위 제1항 기재의 아연계 연속도금 제조설비계열.The quality control rolling mill is installed before the electroplating apparatus, and the hot-plating aftertreatment device is installed with the PH before the quality control rolling mill. A series of zinc-based continuous plating manufacturing equipment according to claim 1, which is an alkaline water cooling tank of 10. 상기 전기도금장치전에 품질조절압연기가 설치되고, 당해 품질조절 압연기가 품질조절 압연기로서 PH12의 강알카리 용액 또는 산화알루미늄 가용산 용액을 사용하는것으로서, 상기 용융도금후처리장치를 겸하는 청구범위 제1항기재의 아연계 연속도금제조설비계열.The quality control rolling mill is installed before the electroplating apparatus, and the quality control rolling mill is a pH control rolling mill. A series of zinc-based continuous plating manufacturing equipment according to claim 1, which uses the strong alkali solution or aluminum oxide soluble acid solution of claim 12, also serving as the hot dip plating apparatus. 용융아연계도금강판을 전기도금하는방법에 있어서, 전기 도금전에 PH12의 강알카리 침적 또는 스프레이처리, 알카리 전해처리, 음극전해처리 또는 산화알루미늄 가용산에의한 침적 또는 스프레이처리로 이루어 지는 표면산화물제거 활성화를 위한 용융도금후처리를 실시하는 것을 특징으로하는 용융아연도금강판의 전기도금방법.In the method of electroplating hot-dip galvanized steel sheet, before the electroplating PH Hot-dip galvanizing for activating surface oxide removal activated by strong alkali deposition or spray treatment, alkali electrolysis treatment, cathodic electrolysis treatment or deposition by aluminum oxide soluble acid. Electroplating method of plated steel sheet. 용융아연계 도금강판을 품질조절압연후 전기도금하는방법에 있어서, 당해 품질조절 압연공정전에 용융아연도금 또는 합금화처리된 미냉각의 강판을 PH10의 알카리액에 의한 수냉에 의하여 표면산화물 제거 활성화를 위한 용융 도금후처리를 실시하는 것을 특징으로하는 용융 아연계도금강판의 전기도금방법.In the method of electroplating a hot-dip galvanized steel sheet after quality control rolling, the hot-dip galvanized or alloyed uncooled steel sheet is PH A method of electroplating a hot-dip galvanized steel sheet, characterized by performing hot dip plating for activation of surface oxide removal by water cooling with an alkali solution of 10. 알카리 수냉 입구측의 강판온도를 80℃이상으로 하는 청구범위 제6항기재의 전기도금방법Electroplating method according to claim 6, wherein the steel sheet temperature at the alkaline water-cooled inlet side is 80 ° C or higher. 용융아연계도금강판을 품질조절압연후 전기도금하는 방법에 있어서, 품질조절 압연 액으로서 PH12의 강알카리용액 또는 산화 알루미늄 가용산용액을 사용한 품질조절압연에 의하여 표면 산화물 제거 활성화를 위한 용융도금후처리를 실시하는 것을 특징으로하는 용융아연계도금강판의 전기도금방법.In the method of electroplating hot-dip galvanized steel sheet after quality control rolling, PH as quality control rolling liquid An electroplating method for hot-dip galvanized steel sheet, characterized in that the hot-dip galvanizing treatment for surface oxide removal activation is performed by quality control rolling using a strong alkaline solution or aluminum oxide soluble acid solution. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900006497A 1989-05-08 1990-05-08 Electroplating of hot-galvanized steel sheet and continuous plating line therefor KR940004103B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1-114791 1989-05-08
JP11479189 1989-05-08
JP1302562A JPH0375384A (en) 1989-05-08 1989-11-21 Electroplating method for hot galvanized steel sheet and continuous galvanizing producing line
JP1-302562 1989-11-21

Publications (2)

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KR900018420A true KR900018420A (en) 1990-12-21
KR940004103B1 KR940004103B1 (en) 1994-05-13

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KR (1) KR940004103B1 (en)

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* Cited by examiner, † Cited by third party
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CN113061890A (en) * 2021-03-19 2021-07-02 中山大学 Method for constant-voltage electrodeposition of Ni-SiC composite coating on aluminum alloy surface

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB417411A (en) * 1933-08-25 1934-10-04 Duncan James Macnaughtan Improvements in the production of adherent metal coatings upon iron, steel or other metal
DE937209C (en) * 1952-04-10 1955-12-29 Richard Dr Springer Process for the electrolytic derusting, descaling and browning of metals in alkaline solutions
JPS5378937A (en) * 1976-12-23 1978-07-12 Nippon Steel Corp Surface treatment method of zinc plated steel plate or zinc alloy plated steel plate

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EP0545908B1 (en) 1997-07-30
JPH0375384A (en) 1991-03-29
KR940004103B1 (en) 1994-05-13
EP0545908A3 (en) 1994-01-12
EP0545908A2 (en) 1993-06-09

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