WO2016105157A8 - 인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판 및 그 제조방법 - Google Patents

인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판 및 그 제조방법 Download PDF

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Publication number
WO2016105157A8
WO2016105157A8 PCT/KR2015/014253 KR2015014253W WO2016105157A8 WO 2016105157 A8 WO2016105157 A8 WO 2016105157A8 KR 2015014253 W KR2015014253 W KR 2015014253W WO 2016105157 A8 WO2016105157 A8 WO 2016105157A8
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WO
WIPO (PCT)
Prior art keywords
steel sheet
plated steel
alloy plated
spot weldability
plating layer
Prior art date
Application number
PCT/KR2015/014253
Other languages
English (en)
French (fr)
Other versions
WO2016105157A1 (ko
Inventor
오민석
김상헌
김태철
김종상
유봉환
윤현주
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
Priority claimed from KR1020150185499A external-priority patent/KR101758529B1/ko
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to MX2017008453A priority Critical patent/MX2017008453A/es
Priority to CN201580070784.8A priority patent/CN107109608B/zh
Priority to JP2017533756A priority patent/JP6644794B2/ja
Priority to US15/539,622 priority patent/US10544497B2/en
Priority to ES15873684T priority patent/ES2900156T3/es
Priority to EP15873684.3A priority patent/EP3239346B1/en
Publication of WO2016105157A1 publication Critical patent/WO2016105157A1/ko
Publication of WO2016105157A8 publication Critical patent/WO2016105157A8/ko

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Classifications

    • 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
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • 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
    • C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
    • C23C2/16—Removing excess of molten coatings; Controlling or regulating the coating thickness using fluids under pressure, e.g. air knives
    • 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
    • C23C2/26—After-treatment
    • C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
    • 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
    • C23C2/26—After-treatment
    • C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
    • C23C2/29—Cooling or quenching
    • 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
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; Strips

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Thermal Sciences (AREA)
  • Coating With Molten Metal (AREA)

Abstract

소지강판과 아연합금도금층을 포함하는 아연합금도금강판에 있어서, 상기 아연합금도금층은 중량%로, Al: 0.5~2.8%, Mg: 0.5~2.8%, 잔부 Zn 및 불가피한 불순물을 포함하고, 상기 아연합금도금층의 단면조직은 면적 점유율로 50% 초과의 Zn 단상조직 및 50% 미만의 Zn-Al-Mg계 금속간 화합물을 포함하고, 상기 아연합금도금층의 표면조직은 면적 점유율로 40% 이하의 Zn 단상조직 및 60% 이상의 Zn-Al-Mg계 금속간 화합물을 포함하는 인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판과 이를 제조하는 방법이 개시된다.
PCT/KR2015/014253 2014-12-24 2015-12-24 인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판 및 그 제조방법 WO2016105157A1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
MX2017008453A MX2017008453A (es) 2014-12-24 2015-12-24 Lamina de acero emplacada con aleacion de zn que tiene fosfatabilidad y soldado de punto excelentes y metodo para manufactura del mismo.
CN201580070784.8A CN107109608B (zh) 2014-12-24 2015-12-24 磷酸盐处理性和点焊性优异的镀锌合金钢板及其制造方法
JP2017533756A JP6644794B2 (ja) 2014-12-24 2015-12-24 リン酸塩処理性及びスポット溶接性に優れた亜鉛合金めっき鋼板及びその製造方法
US15/539,622 US10544497B2 (en) 2014-12-24 2015-12-24 Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same
ES15873684T ES2900156T3 (es) 2014-12-24 2015-12-24 Chapa de acero enchapada con aleación de Zn que tiene una excelente fosfatabilidad y soldabilidad por puntos y procedimiento para fabricar la misma
EP15873684.3A EP3239346B1 (en) 2014-12-24 2015-12-24 Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2014-0188046 2014-12-24
KR20140188046 2014-12-24
KR1020150185499A KR101758529B1 (ko) 2014-12-24 2015-12-23 인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판 및 그 제조방법
KR10-2015-0185499 2015-12-23

Publications (2)

Publication Number Publication Date
WO2016105157A1 WO2016105157A1 (ko) 2016-06-30
WO2016105157A8 true WO2016105157A8 (ko) 2016-12-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/014253 WO2016105157A1 (ko) 2014-12-24 2015-12-24 인산염 처리성과 스폿 용접성이 우수한 아연합금도금강판 및 그 제조방법

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WO (1) WO2016105157A1 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3239347B1 (en) 2014-12-24 2019-08-07 Posco Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance and method of manufacturing same
KR101858862B1 (ko) * 2016-12-22 2018-05-17 주식회사 포스코 크랙 저항성이 우수한 합금도금강재 및 그 제조방법
KR102031466B1 (ko) * 2017-12-26 2019-10-11 주식회사 포스코 표면품질 및 내식성이 우수한 아연합금도금강재 및 그 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3149129B2 (ja) * 1997-03-04 2001-03-26 日新製鋼株式会社 耐食性および表面外観の良好な溶融Ｚｎ−Ａｌ−Ｍｇ系めっき鋼板およびその製造法
JP3854468B2 (ja) * 2000-03-31 2006-12-06 新日本製鐵株式会社 高耐食性を有し加工性に優れためっき鋼材およびその製造方法
JP5101249B2 (ja) * 2006-11-10 2012-12-19 Ｊｆｅ鋼板株式会社 溶融Ｚｎ−Ａｌ系合金めっき鋼板およびその製造方法
KR20120075235A (ko) * 2010-12-28 2012-07-06 주식회사 포스코 고내식 용융아연합금 도금강판과 그 제조방법
JP5649181B2 (ja) * 2011-08-09 2015-01-07 Ｊｆｅスチール株式会社 耐食性に優れた溶融Ｚｎ−Ａｌ系合金めっき鋼板およびその製造方法

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