KR102420305B1 - 용융 Al계 도금 강판의 제조방법, 및 용융 Al계 도금 강판 - Google Patents
용융 Al계 도금 강판의 제조방법, 및 용융 Al계 도금 강판 Download PDFInfo
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- KR102420305B1 KR102420305B1 KR1020207029744A KR20207029744A KR102420305B1 KR 102420305 B1 KR102420305 B1 KR 102420305B1 KR 1020207029744 A KR1020207029744 A KR 1020207029744A KR 20207029744 A KR20207029744 A KR 20207029744A KR 102420305 B1 KR102420305 B1 KR 102420305B1
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
- C22C21/04—Modified aluminium-silicon alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C3/00—Removing material from alloys to produce alloys of different constitution separation of the constituents of alloys
- C22C3/005—Separation of the constituents of alloys
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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
- C23C2/003—Apparatus
- C23C2/0034—Details related to elements immersed in bath
- C23C2/00342—Moving elements, e.g. pumps or mixers
- C23C2/00344—Means for moving substrates, e.g. immersed rollers or immersed bearings
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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
- C23C2/003—Apparatus
- C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
- C23C2/004—Snouts
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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
- 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
- C23C2/325—Processes or devices for cleaning the bath
-
- 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
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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)
- Coating With Molten Metal (AREA)
Abstract
Description
도 2는 연속적으로 용융 Al계 도금 강판을 제조하는 도금 설비에서의 알루미늄 포트 및 프리멜트 포트를 모식적으로 나타낸 단면도로, (a)는 프로펠러 교반기를 사용하여 프리멜트 포트 내의 용융 Al계 도금욕을 교반하고 있는 상태, (b)는 기체를 불어넣음으로써 프리멜트 포트 내의 용융 Al계 도금욕을 교반하고 있는 상태를 나타낸 단면도.
도 3은 용융 Al계 도금 강판의 제조에 사용하는 도금욕에 대해, 흑색 이물질의 롤 와인딩 시험을 실시하는 시험장치를 개략적으로 나타낸 도면.
도 4는 흑색 이물질이 부착되어 있는 경우의 구동 롤의 표면 상태를 나타낸 사시도.
도 5는 본 발명의 비교예에서의 용융 Al계 도금 강판에 대해, 극표면을 연마하여 덴드라이트 조직을 관찰가능하게 한 후의 광학 현미경 사진을 나타낸 도면.
B | Si | Fe | K |
4.2 | 0.13 | 0.16 | 0.20 |
3 : 용융 Al계 도금욕
Claims (7)
- 알루미늄을 주성분으로 하는 용융 Al계 도금욕에, K를 함유하는 플럭스와 B를 함유한 Al 모합금을 첨가하여, 용융 Al계 도금욕 중의 B 농도가 0.005 이상 2.0질량% 이하가 되도록 조정하는 것과,
이후, 상기 용융 Al계 도금욕 중에 기체를 공급하여 상기 용융 Al계 도금욕의 욕면에 K를 함유하는 플럭스를 포함한 욕면 부유물을 부상시켜 상기 욕면 부유물을 제거함으로써, 상기 용융 Al계 도금욕 중의 K 농도가 0보다 크고 0.0005질량% 미만이 되도록 조정하는 것을 포함하는 조성조정공정과;
상기 조성조정공정에 의해 조정되어, 질량%로 B : 0.005 ~ 2.0% 및 K : 0보다 크고 0.0005% 미만을 함유하고, 질량%로 Si : 1.0 ~ 12.0%, Fe : 0.05 ~ 2.5%, Sr : 0 ~ 0.2%, Na : 0 ~ 0.1%, Ca : 0 ~ 0.1%, Sb : 0 ~ 0.6%, P : 0 ~ 0.2%, Mg : 0 ~ 5.0%, Cr : 0 ~ 1.0%, Mn : 0 ~ 2.0%, Ti : 0 ~ 0.5%, Zr : 0 ~ 0.5%, 및 V : 0 ~ 0.5%로 이루어진 군으로부터 선택되는 1 종 또는 2종 이상을 함유하고, 잔부가 Al 및 불가피적 불순물인 조성을 갖는 용융 Al계 도금욕에 기재 강판을 침지 및 통과시키는 도금 공정;을 포함하는 용융 Al계 도금 강판의 제조방법. - 제1항에 있어서,
상기 조성조정공정에 있어서, 상기 용융 Al계 도금욕에 기체를 불어넣음으로써, 상기 용융 Al계 도금욕 중에 기체를 공급하는 것을 특징으로 하는 용융 Al계 도금 강판의 제조방법. - 제1항에 있어서,
상기 조성조정공정에 있어서, 교반기구를 사용하여, 상기 용융 Al계 도금욕의 욕면 또는 그 근방에서 상기 용융 Al계 도금욕을 교반함으로써, 상기 용융 Al계 도금욕 중에 기체를 공급하는 것을 특징으로 하는 용융 Al계 도금 강판의 제조방법. - 제3항에 있어서,
상기 교반기구는 교반날개를 갖는 교반기인 것을 특징으로 하는 용융 Al계 도금 강판의 제조방법. - 제3항에 있어서,
상기 교반기구는 외부로부터의 동력에 의해 축을 중심으로 회전가능한 회전부를 구비하는 구동 롤이고,
상기 용융 Al계 도금욕에 상기 회전부의 일부를 침지하여 그 회전부를 회전시킴으로써, 상기 용융 Al계 도금욕 중에 기체를 공급하는 것을 특징으로 하는 용융 Al계 도금 강판의 제조방법. - 삭제
- 삭제
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2018/012124 WO2019186645A1 (ja) | 2018-03-26 | 2018-03-26 | 溶融Al系めっき鋼板の製造方法、および溶融Al系めっき鋼板 |
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KR20200135414A KR20200135414A (ko) | 2020-12-02 |
KR102420305B1 true KR102420305B1 (ko) | 2022-07-13 |
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KR1020207029744A Active KR102420305B1 (ko) | 2018-03-26 | 2018-03-26 | 용융 Al계 도금 강판의 제조방법, 및 용융 Al계 도금 강판 |
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US (1) | US20210002752A1 (ko) |
EP (1) | EP3778979A4 (ko) |
KR (1) | KR102420305B1 (ko) |
CN (1) | CN112041477A (ko) |
WO (1) | WO2019186645A1 (ko) |
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US11384419B2 (en) * | 2019-08-30 | 2022-07-12 | Micromaierials Llc | Apparatus and methods for depositing molten metal onto a foil substrate |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20030113575A1 (en) | 1999-10-07 | 2003-06-19 | Bethlehem Steel Corporation | Composition for controlling spangle size, a coated steel product, and a coating method |
JP2017160522A (ja) * | 2016-03-11 | 2017-09-14 | 日新製鋼株式会社 | 溶融Al系めっき鋼板およびその製造方法 |
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DE1138603B (de) * | 1954-12-21 | 1962-10-25 | Kaiser Aluminium Chem Corp | Verfahren zum UEberziehen von Metallen mit Aluminium oder dessen Legierungen |
JPS6223976A (ja) * | 1985-07-23 | 1987-01-31 | Nisshin Steel Co Ltd | 塗装性に優れたZn−AI系合金めつき鋼板 |
JPS62250160A (ja) * | 1986-04-23 | 1987-10-31 | Nippon Kokan Kk <Nkk> | 溶融亜鉛メツキラインの操業方法 |
JPH03183751A (ja) * | 1989-12-11 | 1991-08-09 | Nippon Steel Corp | 亜鉛ポット内の浴中不純物除去装置 |
JPH10259442A (ja) * | 1997-01-20 | 1998-09-29 | Nippon Light Metal Co Ltd | 箔用高純度アルミニウム |
KR100495443B1 (ko) | 1999-10-07 | 2005-06-14 | 아이에스쥐 테크놀로지 인코포레이티드 | 강 제품 코팅 조성물, 코팅된 강 제품 및 강 제품 코팅방법 |
US6579340B2 (en) * | 2000-06-16 | 2003-06-17 | Kawasaki Steel Corporation | Fume dust suppression during pouring of molten metal, and apparatus |
CA2413521C (en) | 2002-09-27 | 2007-12-04 | Bethlehem Steel Corporation | Composition for controlling spangle size, a coated steel product, and a coating method |
KR101807927B1 (ko) * | 2011-08-24 | 2017-12-11 | 신닛테츠스미킨 카부시키카이샤 | 표면 처리 용융 도금 강재 |
CN102400077A (zh) * | 2011-12-06 | 2012-04-04 | 无锡银荣板业有限公司 | 一种连续热浸镀铝硅硼合金钢板的生产方法 |
KR101353701B1 (ko) * | 2011-12-23 | 2014-01-21 | 주식회사 포스코 | 극저온 접합성이 우수한 용융아연도금강판 및 그 제조방법 |
JP5591414B1 (ja) | 2014-05-26 | 2014-09-17 | 日新製鋼株式会社 | 加工性に優れた溶融Al系めっき鋼板 |
-
2018
- 2018-03-26 EP EP18912021.5A patent/EP3778979A4/en not_active Withdrawn
- 2018-03-26 US US16/982,786 patent/US20210002752A1/en not_active Abandoned
- 2018-03-26 KR KR1020207029744A patent/KR102420305B1/ko active Active
- 2018-03-26 CN CN201880091677.7A patent/CN112041477A/zh active Pending
- 2018-03-26 WO PCT/JP2018/012124 patent/WO2019186645A1/ja unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20030113575A1 (en) | 1999-10-07 | 2003-06-19 | Bethlehem Steel Corporation | Composition for controlling spangle size, a coated steel product, and a coating method |
JP2017160522A (ja) * | 2016-03-11 | 2017-09-14 | 日新製鋼株式会社 | 溶融Al系めっき鋼板およびその製造方法 |
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Publication number | Publication date |
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CN112041477A (zh) | 2020-12-04 |
WO2019186645A1 (ja) | 2019-10-03 |
US20210002752A1 (en) | 2021-01-07 |
EP3778979A1 (en) | 2021-02-17 |
KR20200135414A (ko) | 2020-12-02 |
EP3778979A4 (en) | 2021-02-17 |
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