JP7415193B2 - 溶融めっき鋼板 - Google Patents
溶融めっき鋼板 Download PDFInfo
- Publication number
- JP7415193B2 JP7415193B2 JP2022511725A JP2022511725A JP7415193B2 JP 7415193 B2 JP7415193 B2 JP 7415193B2 JP 2022511725 A JP2022511725 A JP 2022511725A JP 2022511725 A JP2022511725 A JP 2022511725A JP 7415193 B2 JP7415193 B2 JP 7415193B2
- Authority
- JP
- Japan
- Prior art keywords
- hot
- dip
- mass
- plating layer
- steel sheet
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 91
- 239000010959 steel Substances 0.000 title claims description 91
- 238000007747 plating Methods 0.000 claims description 91
- 238000005259 measurement Methods 0.000 claims description 51
- 239000000203 mixture Substances 0.000 claims description 31
- 238000001228 spectrum Methods 0.000 claims description 28
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 14
- 239000008397 galvanized steel Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 11
- 238000000691 measurement method Methods 0.000 claims description 7
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 7
- 229910052791 calcium Inorganic materials 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 229910052745 lead Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 229910052706 scandium Inorganic materials 0.000 claims description 5
- 229910052712 strontium Inorganic materials 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 229910052727 yttrium Inorganic materials 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 74
- 239000011701 zinc Substances 0.000 description 56
- 229910017706 MgZn Inorganic materials 0.000 description 29
- 238000005260 corrosion Methods 0.000 description 28
- 230000007797 corrosion Effects 0.000 description 28
- 230000005496 eutectics Effects 0.000 description 25
- 238000001816 cooling Methods 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000006104 solid solution Substances 0.000 description 9
- 238000003618 dip coating Methods 0.000 description 8
- 238000010587 phase diagram Methods 0.000 description 8
- 239000011247 coating layer Substances 0.000 description 7
- 238000013016 damping Methods 0.000 description 7
- 229910052725 zinc Inorganic materials 0.000 description 7
- 229910018134 Al-Mg Inorganic materials 0.000 description 6
- 229910018467 Al—Mg Inorganic materials 0.000 description 6
- 229910019018 Mg 2 Si Inorganic materials 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 5
- 238000000137 annealing Methods 0.000 description 5
- 238000005246 galvanizing Methods 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 5
- 229910017708 MgZn2 Inorganic materials 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 229910018571 Al—Zn—Mg Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 229910000765 intermetallic Inorganic materials 0.000 description 2
- 239000002932 luster Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000655 Killed steel Inorganic materials 0.000 description 1
- 229910009369 Zn Mg Inorganic materials 0.000 description 1
- 229910007573 Zn-Mg Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000003702 image correction Methods 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
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
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
-
- 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
- C23C2/32—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor using vibratory energy applied to the bath or substrate
-
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating With Molten Metal (AREA)
Description
[1] 鋼板と、前記鋼板の表面に形成された溶融めっき層と、を備え、
前記溶融めっき層は、平均組成で、Al:2~22質量%、Mg:0.1~10質量%を含有し、残部がZnおよび不純物を含み、
前記溶融めっき層の表面から一辺が5mmの正方形の測定領域を5箇所選定し、下記の測定方法によって各測定領域毎の強度比率Aをそれぞれ求めた場合に、5箇所の測定領域の強度比率Aの平均値Aaveに対する各測定領域の強度比率Aの比(A/Aave)のうち1つ以上が、0.50~0.65または1.45~2.00であり、
前記測定方法は、フラットベッド型のスキャナを用いた測定により各測定領域を50ピクセル×50ピクセルのサイズのグレースケールの256階調画像データとして抽出し、前記256階調画像データに対して二次元離散フーリエ変換を行って空間周波数の振幅スペクトル像を得て、得られた前記振幅スペクトル像において、空間周波数1~25の強度和S25と、空間周波数1~5の強度和S5を算出し、強度和S25に対する強度和S5の比率(S5/S25)を強度比率Aとする方法であることを特徴とする溶融めっき鋼板。
[2] 前記溶融めっき層が、平均組成で、Al:4~22質量%、Mg:1.0~10質量%を含有することを特徴とする[1]に記載の溶融めっき鋼板。
[3] 前記溶融めっき層が、更に、平均組成で、Si:0.0001~2質量%を含有することを特徴とする[1]または[2]に記載の溶融めっき鋼板。
[4] 前記溶融めっき層が、更に、平均組成で、Ni、Ti、Zr、Srのいずれか1種または2種以上を、合計で0.0001~2質量%含有することを特徴とする[1]乃至[3]のいずれか一項に記載の溶融めっき鋼板。
[5] 前記溶融めっき層が、更に、平均組成で、Fe、Sb、Pb、Sn、Ca、Co、Mn、P、B、Bi、Cr、Sc、Y、REM、Hfのいずれか1種または2種以上を、合計で0.0001~2質量%含有することを特徴とする[1]乃至[4]のいずれか一項に記載の溶融めっき鋼板。
[6] 前記溶融めっき層の付着量が前記鋼板両面合計で30~600g/m2であることを特徴とする[1]乃至[5]のいずれか一項に記載の溶融めっき鋼板。
本実施形態に係る溶融めっき層は、溶融めっき層の表面から選定された5箇所の測定領域に対して下記の測定方法によって各測定領域毎に強度比率Aを求めた場合に、5箇所の測定領域の強度比率Aの平均値Aaveに対する各測定領域の強度比率Aの比(A/Aave)のうち1つ以上が、0.50~0.65または1.45~2.00になる必要がある。
Claims (6)
- 鋼板と、前記鋼板の表面に形成された溶融めっき層と、を備え、
前記溶融めっき層は、平均組成で、Al:2~22質量%、Mg:0.1~10質量%を含有し、残部がZnおよび不純物を含み、
前記溶融めっき層の表面から一辺が5mmの正方形の測定領域を5箇所選定し、下記の測定方法によって各測定領域毎の強度比率Aをそれぞれ求めた場合に、5箇所の測定領域の強度比率Aの平均値Aaveに対する各測定領域の強度比率Aの比(A/Aave)のうち1つ以上が、0.50~0.65または1.45~2.00であり、
前記測定方法は、フラットベッド型のスキャナを用いた測定により各測定領域を50ピクセル×50ピクセルのサイズのグレースケールの256階調画像データとして抽出し、前記256階調画像データに対して二次元離散フーリエ変換を行って空間周波数の振幅スペクトル像を得て、得られた前記振幅スペクトル像において、空間周波数1~25の強度和S25と、空間周波数1~5の強度和S5を算出し、強度和S25に対する強度和S5の比率(S5/S25)を強度比率Aとする方法であることを特徴とする、溶融めっき鋼板。 - 前記溶融めっき層が、平均組成で、Al:4~22質量%、Mg:1.0~10質量%を含有することを特徴とする請求項1に記載の溶融めっき鋼板。
- 前記溶融めっき層が、更に、平均組成で、Si:0.0001~2質量%を含有することを特徴とする請求項1または請求項2に記載の溶融めっき鋼板。
- 前記溶融めっき層が、更に、平均組成で、Ni、Ti、Zr、Srのいずれか1種または2種以上を、合計で0.0001~2質量%含有することを特徴とする請求項1乃至請求項3のいずれか1項に記載の溶融めっき鋼板。
- 前記溶融めっき層が、更に、平均組成で、Fe、Sb、Pb、Sn、Ca、Co、Mn、P、B、Bi、Cr、Sc、Y、REM、Hfのいずれか1種または2種以上を、合計で0.0001~2質量%含有することを特徴とする請求項1乃至請求項4のいずれか一項に記載の溶融めっき鋼板。
- 前記溶融めっき層の付着量が前記鋼板両面合計で30~600g/m2であることを特徴とする請求項1乃至請求項5のいずれか一項に記載の溶融めっき鋼板。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020061206 | 2020-03-30 | ||
JP2020061206 | 2020-03-30 | ||
PCT/JP2021/009258 WO2021199953A1 (ja) | 2020-03-30 | 2021-03-09 | 溶融めっき鋼板 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021199953A1 JPWO2021199953A1 (ja) | 2021-10-07 |
JP7415193B2 true JP7415193B2 (ja) | 2024-01-17 |
Family
ID=77927949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022511725A Active JP7415193B2 (ja) | 2020-03-30 | 2021-03-09 | 溶融めっき鋼板 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7415193B2 (ja) |
KR (1) | KR20220147639A (ja) |
CN (1) | CN115398024A (ja) |
WO (1) | WO2021199953A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115491544A (zh) * | 2022-09-15 | 2022-12-20 | 首钢集团有限公司 | 一种锌铝镁镀层、锌铝镁镀层钢板 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003147500A (ja) | 2001-11-09 | 2003-05-21 | Nippon Steel Corp | 加工後の耐食性に優れた溶融亜鉛−Al系合金めっき鋼板及びその製造方法 |
JP2004143506A (ja) | 2002-10-23 | 2004-05-20 | Nippon Steel Corp | 外観品位に優れた溶融めっき鋼板および溶融めっき鋼板の製造方法 |
JP2004143505A (ja) | 2002-10-23 | 2004-05-20 | Nippon Steel Corp | 外観品位に優れた溶融めっき鋼板及び溶融めっき鋼板の製造方法 |
JP2013014794A (ja) | 2011-06-30 | 2013-01-24 | Nippon Steel & Sumitomo Metal Corp | 外観均一性に優れた高耐食性溶融亜鉛めっき鋼板 |
US20190390316A1 (en) | 2016-12-02 | 2019-12-26 | Posco | Metal material cooling apparatus |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6465114B1 (en) | 1999-05-24 | 2002-10-15 | Nippon Steel Corporation | -Zn coated steel material, ZN coated steel sheet and painted steel sheet excellent in corrosion resistance, and method of producing the same |
JP2001295015A (ja) | 2000-02-09 | 2001-10-26 | Nisshin Steel Co Ltd | 高Al含有溶融Zn−Al−Mg系めっき鋼板 |
JP4542434B2 (ja) | 2005-01-14 | 2010-09-15 | 新日本製鐵株式会社 | 表面外観に優れた溶融Zn−Al−Mg−Siめっき鋼板及びその製造方法。 |
US8592049B2 (en) * | 2006-01-30 | 2013-11-26 | Nippon Steel & Sumitomo Metal Corporation | High strength hot dip galvanized steel sheet and high strength galvannealed steel sheet excellent in shapeability and plateability |
WO2013002358A1 (ja) * | 2011-06-30 | 2013-01-03 | 新日鐵住金株式会社 | 外観均一性に優れた高耐食性溶融亜鉛めっき鋼板およびその製造方法 |
KR102455460B1 (ko) * | 2018-05-30 | 2022-10-18 | 닛폰세이테츠 가부시키가이샤 | Zn-Al-Mg계 용융 도금 강판 및 그 제조 방법 |
JP7044998B2 (ja) * | 2019-03-22 | 2022-03-31 | Jfeスチール株式会社 | 溶融Zn-Al系めっき鋼板、およびその製造方法 |
-
2021
- 2021-03-09 WO PCT/JP2021/009258 patent/WO2021199953A1/ja active Application Filing
- 2021-03-09 CN CN202180025229.9A patent/CN115398024A/zh active Pending
- 2021-03-09 KR KR1020227033349A patent/KR20220147639A/ko not_active Application Discontinuation
- 2021-03-09 JP JP2022511725A patent/JP7415193B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003147500A (ja) | 2001-11-09 | 2003-05-21 | Nippon Steel Corp | 加工後の耐食性に優れた溶融亜鉛−Al系合金めっき鋼板及びその製造方法 |
JP2004143506A (ja) | 2002-10-23 | 2004-05-20 | Nippon Steel Corp | 外観品位に優れた溶融めっき鋼板および溶融めっき鋼板の製造方法 |
JP2004143505A (ja) | 2002-10-23 | 2004-05-20 | Nippon Steel Corp | 外観品位に優れた溶融めっき鋼板及び溶融めっき鋼板の製造方法 |
JP2013014794A (ja) | 2011-06-30 | 2013-01-24 | Nippon Steel & Sumitomo Metal Corp | 外観均一性に優れた高耐食性溶融亜鉛めっき鋼板 |
US20190390316A1 (en) | 2016-12-02 | 2019-12-26 | Posco | Metal material cooling apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN115398024A (zh) | 2022-11-25 |
WO2021199953A1 (ja) | 2021-10-07 |
JPWO2021199953A1 (ja) | 2021-10-07 |
KR20220147639A (ko) | 2022-11-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6428974B1 (ja) | めっき鋼材 | |
JP6176424B1 (ja) | めっき鋼材 | |
JP6394843B1 (ja) | めっき鋼板 | |
EP2957648B1 (en) | Hot-dip al-zn alloy coated steel sheet and method for producing same | |
US11634791B2 (en) | Coated steel product | |
KR20190120284A (ko) | 도금 강판 | |
JP7415193B2 (ja) | 溶融めっき鋼板 | |
JP7328543B2 (ja) | 溶融めっき鋼板 | |
JP4782247B2 (ja) | Zn−Alめっき鉄線及びその製造方法 | |
JP7277822B2 (ja) | めっき鋼材 | |
JP7415194B2 (ja) | 溶融めっき鋼板 | |
KR101897054B1 (ko) | 고강도 용융 아연 도금 강판 | |
KR102566779B1 (ko) | 아연계 도금 강판 | |
CN114729439B (zh) | 热浸镀钢板 | |
JP7339531B2 (ja) | 溶融めっき鋼板 | |
CN116018422A (zh) | 耐蚀性、加工性及表面质量优异的镀覆钢板及其制造方法 | |
JP3271749B2 (ja) | 外観性に優れた溶融亜鉛めっき鋼板及びその製造方法 | |
TWI840251B (zh) | 熔融鍍敷鋼板 | |
JP7486011B2 (ja) | 溶融めっき鋼板 | |
WO2023238935A1 (ja) | 溶融めっき鋼板 | |
WO2023238934A1 (ja) | Zn-Al-Mg系溶融めっき鋼板 | |
WO2024038764A1 (ja) | フェライト系ステンレス鋼板 | |
KR20230118156A (ko) | 핫 스탬프 부재 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220905 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230516 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20230808 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230914 |
|
A911 | Transfer to examiner for re-examination before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20230925 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20231128 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20231211 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7415193 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |