KR910021499A - 도금성과 용접성이 뛰어난 표면 처리강판 및 그 제조방법 - Google Patents
도금성과 용접성이 뛰어난 표면 처리강판 및 그 제조방법 Download PDFInfo
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- KR910021499A KR910021499A KR1019910002982A KR910002982A KR910021499A KR 910021499 A KR910021499 A KR 910021499A KR 1019910002982 A KR1019910002982 A KR 1019910002982A KR 910002982 A KR910002982 A KR 910002982A KR 910021499 A KR910021499 A KR 910021499A
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- steel sheet
- zinc
- plating
- treated steel
- weldability
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- 229910000831 Steel Inorganic materials 0.000 title claims 16
- 239000010959 steel Substances 0.000 title claims 16
- 238000007747 plating Methods 0.000 title claims 15
- 238000004519 manufacturing process Methods 0.000 title claims 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 14
- 239000011701 zinc Substances 0.000 claims 14
- 229910052725 zinc Inorganic materials 0.000 claims 14
- 229910045601 alloy Inorganic materials 0.000 claims 7
- 239000000956 alloy Substances 0.000 claims 7
- 229910017112 Fe—C Inorganic materials 0.000 claims 5
- 238000005246 galvanizing Methods 0.000 claims 4
- 239000011248 coating agent Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 claims 2
- 238000009713 electroplating Methods 0.000 claims 2
- 230000008719 thickening Effects 0.000 claims 2
- 229910000975 Carbon steel Inorganic materials 0.000 claims 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims 1
- 238000005275 alloying Methods 0.000 claims 1
- 238000000137 annealing Methods 0.000 claims 1
- 239000010962 carbon steel Substances 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
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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
- C25D5/48—After-treatment of electroplated surfaces
- C25D5/50—After-treatment of electroplated surfaces by heat-treatment
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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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
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- C—CHEMISTRY; METALLURGY
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- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
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- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
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- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
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- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/026—Deposition of sublayers, e.g. adhesion layers or pre-applied alloying elements or corrosion protection
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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
- C23C2/06—Zinc or cadmium or alloys based thereon
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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
- C23C2/26—After-treatment
- C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
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- 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
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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
- C23C2/34—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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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/22—Electroplating: Baths therefor from solutions of zinc
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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
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/562—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt
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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
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/565—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of zinc
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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
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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
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S205/00—Electrolysis: processes, compositions used therein, and methods of preparing the compositions
- Y10S205/917—Treatment of workpiece between coating steps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12458—All metal or with adjacent metals having composition, density, or hardness gradient
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
- Y10T428/12799—Next to Fe-base component [e.g., galvanized]
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- Other Surface Treatments For Metallic Materials (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (10)
- 극저 탄소 강판의 적어도 한쪽면에 아연도금층 혹은 아연계 합금 도금층으로 피착시킨 강판에 있어서, 전술한 도금층과 바탕 강판과의 사이에 Fe-C도금층 또는 이 도금층의 확산에 의한 C 농화층을 가진 것을 특징으로 하는 용접성이 우수한 표면처리 강판.
- 제1항에 있어서, Fe-C도금층의 부착량의 0.01g/m2이상 10g/m2이하인 것을 특징으로 하는 용섭성이 우수한 표면처리강판.
- 제1항 또는 2항에 있어서, 전술한 Fe-C도금층 또는 C 농화층의 C함유물이 10중량%이하인 것을 특징으로 하는 용접성이 우수한 표면처리강판.
- 제1항 내지 제3항중 어느 한 항에 있어서, 전술한 아연도금층 혹은 아연계 합금 도금층이 전기도금, 용융아연도금 또는 합금화 용융아연 도금에 의해 형성된 것을 특징으로 하는 용접성이 우수한 표면처리강판.
- 강판표면에 부착량이 0.01g/m2이상 10g/m2이하에서 C함유율이 0.01중량%이상 10중량%이하의 Fe-C 계 도금을 실시한 후 아연 또는 아연계 합금도금을 행하는 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.
- 강판표면에 부착량이 0.01g/m2이상 10g/m2이하에서 C함유율이 00.01중량%이상 10중량%이하의 Fe-C 계 도금을 실시한 후 소둔처리를 행하고 이어서 아연 또는 아연계 합금도금을 실시하는 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.
- 제5항 또는 6항에 있어서, 전술한 아연 또는 아연계 합금도금이 용융아연 도금인 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.
- 제5항 또는 6항에 있어서, 전술한 아연 또는 아연계 합금도금이 용융아연 도금 후 합금화 처리된 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.
- 제5항 또는 6항에 있어서, 전술한 아연 또는 아연계 합금도금이 전기도금인 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.
- 제5항 내지 9항중 어느 한 항에 있어서, 전술한 강판이 극정 탄소강판인 것을 특징으로 하는 용접성 및 도금성이 우수한 표면처리 강판의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2-40490 | 1990-02-21 | ||
JP4049090 | 1990-02-21 | ||
JP40489690 | 1990-12-21 | ||
JP2-404896 | 1990-12-21 |
Publications (2)
Publication Number | Publication Date |
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KR910021499A true KR910021499A (ko) | 1991-12-20 |
KR930009994B1 KR930009994B1 (ko) | 1993-10-13 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019910002982A KR930009994B1 (ko) | 1990-02-21 | 1991-02-21 | 도금성과 용접성이 뛰어난 표면 처리강판 및 그 제조방법 |
Country Status (7)
Country | Link |
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US (2) | US5326648A (ko) |
EP (1) | EP0446677B1 (ko) |
JP (1) | JPH04214895A (ko) |
KR (1) | KR930009994B1 (ko) |
AU (1) | AU629459B2 (ko) |
CA (1) | CA2036701C (ko) |
DE (1) | DE69106552T2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100308257B1 (ko) * | 1999-05-04 | 2001-09-13 | 박유복 | 철 구조물 연결핀의 아연 침투 확산 방법 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5447802A (en) * | 1992-03-30 | 1995-09-05 | Kawasaki Steel Corporation | Surface treated steel strip with minimal plating defects and method for making |
US5849408A (en) * | 1993-12-27 | 1998-12-15 | Nippon Mining & Metals Co., Ltd. | Hot-dip zinc plating product |
US6030714A (en) * | 1995-07-13 | 2000-02-29 | Kawasaki Steel Corporation | Zinc and zinc-alloy hot-dip-coated steel sheet having decreased bare spots and excellent coating adhesion and a method for manufacturing the same |
US5985214A (en) * | 1997-05-16 | 1999-11-16 | Aurora Biosciences Corporation | Systems and methods for rapidly identifying useful chemicals in liquid samples |
JP4886118B2 (ja) * | 2001-04-25 | 2012-02-29 | 株式会社神戸製鋼所 | 溶融亜鉛めっき鋼板 |
DE10255063B4 (de) * | 2002-11-25 | 2006-10-12 | Newspray Gmbh | Karosseriestruktur |
DE602004007651T2 (de) * | 2003-06-05 | 2008-06-05 | Lg Electronics Inc. | Trommel für waschtrockner |
CN101928901B (zh) * | 2009-12-28 | 2011-11-23 | 江苏麟龙新材料股份有限公司 | 含铝-硅-锌-稀土-镁的热浸镀合金及其制备方法 |
CN101736248B (zh) * | 2009-12-28 | 2011-04-20 | 江苏麟龙新材料股份有限公司 | 含铝-硅-锌-稀土-镁-铁-铜-锰-铬-锆的热浸镀合金及其制备方法 |
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WO2022097738A1 (ja) * | 2020-11-06 | 2022-05-12 | Jfeスチール株式会社 | Fe系電気めっき鋼板及び合金化溶融亜鉛めっき鋼板、並びにこれらの製造方法 |
CN116457481A (zh) * | 2020-11-06 | 2023-07-18 | 杰富意钢铁株式会社 | 合金化镀锌钢板、电沉积涂装钢板、汽车部件、电沉积涂装钢板的制造方法以及合金化镀锌钢板的制造方法 |
WO2022097732A1 (ja) * | 2020-11-06 | 2022-05-12 | Jfeスチール株式会社 | Fe系電気めっき鋼板,電着塗装鋼板,自動車部品,電着塗装鋼板の製造方法,及びFe系電気めっき鋼板の製造方法 |
EP4242359A4 (en) * | 2020-11-06 | 2024-05-22 | JFE Steel Corporation | GALVANIZED STEEL SHEET, GALVANIZED STEEL SHEET, AUTOMOTIVE PART, METHOD FOR PRODUCING A GALVANIZED STEEL SHEET AND METHOD FOR PRODUCING A GALVANIZED STEEL SHEET |
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US1501887A (en) * | 1923-12-10 | 1924-07-15 | Indiana Steel & Wire Company | Protected metal and process of making it |
US1726652A (en) * | 1925-03-25 | 1929-09-03 | Indiana Steel & Wire Company | Process of making protected metal |
JPS6056418B2 (ja) * | 1980-10-21 | 1985-12-10 | 新日本製鐵株式会社 | 溶融亜鉛メツキ鋼板の製造法 |
JPS5779160A (en) * | 1980-11-04 | 1982-05-18 | Nippon Steel Corp | Production of zinc-iron type alloy coated high tensile steel plate |
JPS5825436A (ja) * | 1981-08-10 | 1983-02-15 | Kawasaki Steel Corp | 遅時効性、異方性小なる深絞り用冷延鋼板の製造方法 |
JPS60131977A (ja) * | 1983-12-19 | 1985-07-13 | Kawasaki Steel Corp | 化成処理性の優れた表面処理鋼板 |
US5019460A (en) * | 1988-06-29 | 1991-05-28 | Kawasaki Steel Corporation | Galvannealed steel sheet having improved spot-weldability |
-
1991
- 1991-02-18 JP JP9123429A patent/JPH04214895A/ja not_active Withdrawn
- 1991-02-20 CA CA002036701A patent/CA2036701C/en not_active Expired - Fee Related
- 1991-02-20 DE DE69106552T patent/DE69106552T2/de not_active Expired - Fee Related
- 1991-02-20 AU AU71231/91A patent/AU629459B2/en not_active Ceased
- 1991-02-20 EP EP91102461A patent/EP0446677B1/en not_active Expired - Lifetime
- 1991-02-20 US US07/658,084 patent/US5326648A/en not_active Expired - Fee Related
- 1991-02-21 KR KR1019910002982A patent/KR930009994B1/ko not_active IP Right Cessation
-
1994
- 1994-03-29 US US08/219,136 patent/US5421969A/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100308257B1 (ko) * | 1999-05-04 | 2001-09-13 | 박유복 | 철 구조물 연결핀의 아연 침투 확산 방법 |
Also Published As
Publication number | Publication date |
---|---|
DE69106552T2 (de) | 1995-05-18 |
CA2036701A1 (en) | 1991-08-22 |
US5421969A (en) | 1995-06-06 |
EP0446677B1 (en) | 1995-01-11 |
EP0446677A3 (en) | 1992-09-02 |
EP0446677A2 (en) | 1991-09-18 |
DE69106552D1 (de) | 1995-02-23 |
AU7123191A (en) | 1991-08-29 |
KR930009994B1 (ko) | 1993-10-13 |
US5326648A (en) | 1994-07-05 |
JPH04214895A (ja) | 1992-08-05 |
CA2036701C (en) | 1996-09-24 |
AU629459B2 (en) | 1992-10-01 |
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