JP5241826B2 - めっき密着性に優れた合金化溶融亜鉛めっき鋼板とその製造方法 - Google Patents
めっき密着性に優れた合金化溶融亜鉛めっき鋼板とその製造方法 Download PDFInfo
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- JP5241826B2 JP5241826B2 JP2010510191A JP2010510191A JP5241826B2 JP 5241826 B2 JP5241826 B2 JP 5241826B2 JP 2010510191 A JP2010510191 A JP 2010510191A JP 2010510191 A JP2010510191 A JP 2010510191A JP 5241826 B2 JP5241826 B2 JP 5241826B2
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- steel sheet
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- dip galvanized
- galvanized steel
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- 238000007747 plating Methods 0.000 title claims description 30
- 229910001335 Galvanized steel Inorganic materials 0.000 title claims description 26
- 239000008397 galvanized steel Substances 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 57
- 239000010959 steel Substances 0.000 claims description 57
- 238000005275 alloying Methods 0.000 claims description 30
- 239000010410 layer Substances 0.000 claims description 29
- 229910000905 alloy phase Inorganic materials 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 12
- 238000005246 galvanizing Methods 0.000 claims description 10
- 239000011701 zinc Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
- 238000004049 embossing Methods 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims 2
- 239000000956 alloy Substances 0.000 claims 2
- 229910052758 niobium Inorganic materials 0.000 claims 2
- 239000011247 coating layer Substances 0.000 claims 1
- 238000000227 grinding Methods 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000003466 welding Methods 0.000 description 10
- 239000010949 copper Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 239000002436 steel type Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Thermal Sciences (AREA)
- Coating With Molten Metal (AREA)
Description
A:Si:0.1〜0.8%、P:0.03〜0.2%、Cr:0.2〜1.2%のグループから選択される少なくとも1種
B:Mo:0.01〜0.2%、V:0.01〜0.2%のグループから選択される少なくとも1種
C:Al:0.01〜0.1%とN:0.02%以下
A:Si:0.1〜0.8%P:0.03〜0.2%、Cr:0.2〜1.2%のグループから選択される少なくとも1種
B:Mo:0.01〜0.2%、V:0.01〜0.2%のグループから選択される少なくとも1種
C:Al:0.01〜0.1%とN:0.02%以下
Claims (9)
- 鋼板の少なくとも一面に合金化溶融亜鉛めっき層を有し、前記合金化溶融亜鉛めっき層の合金化度は5〜9%であり、合金相としてはイータ相とゼータ相とを有し、前記イータ相が90重量%以上であり、前記ゼータ相が10重量%以下を満たし、前記合金化溶融亜鉛めっき層の表面には直径20〜50μmのオイルポケットが形成されるめっき密着性に優れた合金化溶融亜鉛めっき鋼板。
- 前記鋼板は重量%で、C:0.005%以下、S:0.003〜0.02%を含み、ここに、Mn:0.2%以下とCu:0.2%以下の1種または2種、残りのFe及びその他の不可避な不純物で組成されることを特徴とする請求項1に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板。
- 前記鋼板は重量%で、C:0.01%以下、S:0.005〜0.02%、B:0.0001〜0.002%を含み、ここに、Cu:0.01〜0.2%とMn:0.01〜0.3%の少なくとも1種、並びにNb:0.002〜0.04%とTi:0.005〜0.15%の少なくとも1種を含み、残りのFe及びその他の不可避な不純物で組成される請求項1に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板。
- 前記鋼板には、以下のA、B、Cから選択される少なくとも1種が含まれることを特徴とする請求項2または請求項3に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板。
A:Si:0.1〜0.8%P:0.03〜0.2%、Cr:0.2〜1.2%のグループから選択される少なくとも1種
B:Mo:0.01〜0.2%、V:0.01〜0.2%のグループから選択される少なくとも1種
C:Al:0.01〜0.1%とN:0.02%以下 - 鋼板を溶融亜鉛めっきするステップと、溶融亜鉛めっき鋼板を470〜530℃の温度で合金化処理して合金化溶融亜鉛めっき層内の合金化度は5〜9%であり、合金相としてはイータ相とゼータ相を有するようにするステップと、前記合金化処理された鋼板をエンボシングロールにより調質圧延し、合金化めっき層の表面にオイルポケットを形成するステップとを含み、前記イータ相が90重量%以上であり、前記ゼータ相が10重量%以下を満たし、前記エンボシングロールは直径20〜50μmのエンボシングが形成されるめっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法。
- 前記溶融亜鉛めっきは、0.12〜0.2重量%Alと、残りのZnと、その他の不可避な不純物とから組成される溶融亜鉛めっき浴で行うことを特徴とする請求項5に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法。
- 前記鋼板は重量%で、C:0.005%以下、S:0.003〜0.02%を含み、ここに、Mn:0.2%以下とCu:0.2%以下の1種または2種、残りのFe及びその他の不可避な不純物で組成され、前記合金化処理温度は500〜520℃であることを特徴とする請求項5に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法。
- 前記鋼板は重量%で、C:0.01%以下、S:0.005〜0.02%、B:0.0001〜0.002%を含み、ここに、Cu:0.01〜0.2%とMn:0.01〜0.3%の少なくとも1種、並びにNb:0.002〜0.04%とTi:0.005〜0.15%の少なくとも1種を含み、残りのFe及びその他の不可避な不純物で組成され、前記合金化処理温度は420〜440℃であることを特徴とする請求項5に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法。
- 前記鋼板には、以下のA、B、Cから選択される少なくとも1種が含まれることを特徴とする請求項7または請求項8に記載のめっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法。
A:Si:0.1〜0.8%、P:0.03〜0.2%、Cr:0.2〜1.2%のグループから選択される少なくとも1種
B:Mo:0.01〜0.2%、V:0.01〜0.2%のグループから選択される少なくとも1種
C:Al:0.01〜0.1%とN:0.02%以下
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070053377A KR100868457B1 (ko) | 2007-05-31 | 2007-05-31 | 도금밀착성이 우수한 합금화용융아연도금강판과 그제조방법 |
KR10-2007-0053377 | 2007-05-31 | ||
PCT/KR2007/006920 WO2008147010A1 (en) | 2007-05-31 | 2007-12-28 | Galvannealed steel sheet having superior adhesiveness of plated film and method for manufacturing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010530028A JP2010530028A (ja) | 2010-09-02 |
JP5241826B2 true JP5241826B2 (ja) | 2013-07-17 |
Family
ID=40075215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010510191A Active JP5241826B2 (ja) | 2007-05-31 | 2007-12-28 | めっき密着性に優れた合金化溶融亜鉛めっき鋼板とその製造方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5241826B2 (ja) |
KR (1) | KR100868457B1 (ja) |
DE (1) | DE112007003527T5 (ja) |
WO (1) | WO2008147010A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4984000B1 (ja) | 2010-09-30 | 2012-07-25 | Jfeスチール株式会社 | 流体系の温度推定方法、流体系の温度分布推定方法、流体系の温度分布モニタリング方法、温度推定装置、溶融亜鉛めっきポット内の溶融亜鉛温度制御方法、溶融亜鉛めっき鋼板、およびタンディッシュ内の溶鋼温度制御方法 |
KR101677390B1 (ko) * | 2015-09-23 | 2016-11-18 | 주식회사 포스코 | 표면품질 및 프레스 성형성이 우수한 도금강판의 제조방법 및 이에 의해 제조된 도금강판 |
KR101830549B1 (ko) * | 2016-12-14 | 2018-02-20 | 주식회사 포스코 | 프레스 성형성 및 도장 선영성이 우수한 용융아연도금강판의 제조방법 및 이에 의해 제조된 용융아연도금강판 |
KR102200175B1 (ko) * | 2018-12-19 | 2021-01-08 | 주식회사 포스코 | 점 용접성이 우수한 아연도금강판 및 그 제조방법 |
WO2020171253A1 (ko) * | 2019-02-20 | 2020-08-27 | 포스코강판 주식회사 | 내융착성이 우수한 도금강판 및 그 제조방법 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6048571B2 (ja) * | 1978-11-24 | 1985-10-28 | 日新製鋼株式会社 | 深絞り用合金化亜鉛メツキ鋼板の製造法 |
JPH04232239A (ja) * | 1990-12-28 | 1992-08-20 | Nkk Corp | 耐パウダリング性の優れた合金化溶融亜鉛めっき鋼板の製造方法 |
JPH1068057A (ja) * | 1996-08-29 | 1998-03-10 | Sumitomo Metal Ind Ltd | 塗装性と塗装後耐食性に優る合金化溶融亜鉛めっき鋼板 |
JP3307326B2 (ja) * | 1998-04-21 | 2002-07-24 | 住友金属工業株式会社 | 合金化溶融亜鉛めっき鋼板およびその製造方法 |
JP2001247950A (ja) * | 1999-12-28 | 2001-09-14 | Kawasaki Steel Corp | プレス成形性に優れた溶融亜鉛めっき鋼板およびその製造方法 |
EP1291448B1 (en) * | 2000-05-26 | 2006-06-28 | JFE Steel Corporation | Cold rolled steel sheet and galvanized steel sheet having strain aging hardening property and method for producing the same |
EP1327697A4 (en) * | 2000-10-19 | 2009-11-11 | Jfe Steel Corp | ZINC PLATED STEEL SHEET AND METHOD FOR PREPARING SAME, AND METHOD FOR MANUFACTURING AN ARTICLE FORMED BY PRESS MACHINING |
JP3536814B2 (ja) * | 2000-11-29 | 2004-06-14 | 住友金属工業株式会社 | 美麗な溶融亜鉛めっき鋼板およびその製造方法 |
JP2002205355A (ja) * | 2001-01-11 | 2002-07-23 | Sumitomo Metal Ind Ltd | 耐食性、耐黒変性に優れた溶融亜鉛めっき鋼板とその製造方法 |
JP2003306756A (ja) * | 2002-04-18 | 2003-10-31 | Jfe Steel Kk | 溶融亜鉛めっき鋼板とその製造方法 |
JP2004115886A (ja) * | 2002-09-27 | 2004-04-15 | Jfe Steel Kk | 加工性に優れた薄物溶融亜鉛系めっき鋼板およびその製造方法 |
JP2004156111A (ja) * | 2002-11-07 | 2004-06-03 | Sumitomo Metal Ind Ltd | 合金化溶融亜鉛めっき鋼板及びその製造方法 |
JP3875958B2 (ja) * | 2003-03-07 | 2007-01-31 | 新日本製鐵株式会社 | 加工性に優れた高強度高延性溶融亜鉛めっき鋼板とその製造方法 |
US9297057B2 (en) | 2003-11-10 | 2016-03-29 | Posco | Cold rolled steel sheet having aging resistance and superior formability, and process for producing the same |
WO2005061748A1 (en) | 2003-12-23 | 2005-07-07 | Posco | Bake-hardenable cold rolled steel sheet having excellent formability, and method of manufacturing the same |
JP2005256042A (ja) | 2004-03-10 | 2005-09-22 | Jfe Steel Kk | 合金化溶融亜鉛めっき鋼板及びその製造方法 |
-
2007
- 2007-05-31 KR KR1020070053377A patent/KR100868457B1/ko active IP Right Grant
- 2007-12-28 DE DE112007003527T patent/DE112007003527T5/de not_active Withdrawn
- 2007-12-28 JP JP2010510191A patent/JP5241826B2/ja active Active
- 2007-12-28 WO PCT/KR2007/006920 patent/WO2008147010A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
KR100868457B1 (ko) | 2008-11-11 |
JP2010530028A (ja) | 2010-09-02 |
DE112007003527T5 (de) | 2010-07-01 |
WO2008147010A1 (en) | 2008-12-04 |
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