JP2013510943A - Al−Zn−Si−Mg−RE−Ti−Ni含有の熱溶融めっきアルミ鋳造合金及びその製造方法 - Google Patents
Al−Zn−Si−Mg−RE−Ti−Ni含有の熱溶融めっきアルミ鋳造合金及びその製造方法 Download PDFInfo
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 43
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 41
- 239000000956 alloy Substances 0.000 title claims abstract description 41
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000012943 hotmelt Substances 0.000 title claims description 12
- 238000005266 casting Methods 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 229910004337 Ti-Ni Inorganic materials 0.000 title description 3
- 229910011209 Ti—Ni Inorganic materials 0.000 title description 3
- 239000008187 granular material Substances 0.000 claims abstract description 64
- 239000003623 enhancer Substances 0.000 claims abstract description 42
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 27
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 26
- 238000005260 corrosion Methods 0.000 claims abstract description 25
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 25
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 22
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 14
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims description 19
- 230000001965 increasing effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000007747 plating Methods 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 abstract description 31
- 230000007797 corrosion Effects 0.000 abstract description 16
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 2
- 239000011701 zinc Substances 0.000 description 23
- 230000000694 effects Effects 0.000 description 5
- 238000006056 electrooxidation reaction Methods 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 229910007981 Si-Mg Inorganic materials 0.000 description 1
- 229910008316 Si—Mg Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- -1 polysiloxane Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Classifications
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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
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- C—CHEMISTRY; METALLURGY
- 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
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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
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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
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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
- C22C21/10—Alloys based on aluminium with zinc 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
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0036—Matrix based on Al, Mg, Be or alloys thereof
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0042—Matrix based on low melting metals, Pb, Sn, In, Zn, Cd or alloys thereof
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Abstract
Description
関係式:比表面積=[6/ρ・D](m2/g)
式中:Dは平均粒子径を表し、ρは密度を表す。
関係式:比表面積=[6/ρ・D](m2/g)
式中:Dは平均粒子径を表し、ρは密度を表す。
耐海洋気候工程部材防腐蝕処理用の熱溶融めっきアルミ鋳造合金であって、Znと、Alと、Siと、Mgと、REと、Tiと、Niと、TiO2ナノ酸化物顆粒増強剤と、から構成され、各組成成分の、総質量に占める百分比が、Zn:35〜58%、Si:0.3〜4.0%、Mg:0.1〜5.0%、RE:0.02〜1.0%、Ti:0.01〜0.5%、Ni:0.1〜3.0%、TiO2:0.01〜1.0%で、残量がAl及び避けられない不純物である。具体的な質量百分比含有量及び関連なパラメータは表1に示す。
耐海洋気候工程部材防腐蝕処理用の熱溶融めっきアルミ鋳造合金であって、Alと、Znと、Siと、Mgと、REと、Tiと、Niと、CeO2ナノ酸化物顆粒増強剤と、から構成され、各組成成分の、総質量に占める百分比が、Zn:35〜58%、Si:0.3〜4.0%、Mg:0.1〜5.0%、RE:0.02〜1.0%、Ti:0.01〜0.5%、Ni:0.1〜3.0%、CeO2:0.01〜1.0%で、残量がAl及び避けられない不純物である。具体的には表2に示すとおりである。
前記熱溶融めっきアルミ鋳造合金が、Alと、Znと、Siと、Mgと、REと、Tiと、Niと、ナノ酸化物顆粒増強剤と、から構成され、ナノ酸化物顆粒増強剤がTiO2及びCeO2であり、且つTiO2とCeO2との割合が1:(1〜3)であり、質量百分比に基づいて計算すると、各組成成分の、総質量に占める百分比が、Zn:35〜58%、Si:0.3〜4.0%、Mg:0.1〜5.0%、RE:0.02〜1.0%、Ti:0.01〜0.5%、Ni:0.1〜3.0%、ナノ酸化物顆粒TiO2及びCeO2の総含有量:0.01〜1.0%で、残量がAl及び避けられない不純物である。具体的には表3に示すとおりである。
実施例4
ある近海岸の風力発電工作セットのキー部材「羽根付根部フランジワッシャ」(サイズ:Φ2200×30mm、材質Q345)であって、従来は普通の被覆層を採用して保護処理が行われ、ほんの数ヶ月で顕著な腐蝕が発生した。本発明の熱溶融めっきアルミ鋳造合金を採用してめっき被覆材料とし、150μm厚さの拡散めっき被覆層を形成し、さらに20μm厚さの脂肪族ポリウレタン塗料を塗装した。加速腐蝕模擬試験の結果、海水スパッタリング環境においてその耐久性が20年より長いことがわかった。
ある近海岸の風力発電工作セットのキー部材「連接ボルト」(サイズ:M36×1000m、材質40CrNiMo)であって、従来の普通の塗装を採用して保護処理を行うと、ほんの数ヶ月で顕著な腐蝕が発生した。本発明の熱溶融めっきアルミ鋳造合金を採用してめっき被覆材料とし、100μm厚さの拡散めっき被覆層を形成し、さらに15μm厚さのポリシロキサンを塗装した。加速腐蝕模擬試験の結果、海水スパッタリング環境においてその耐久性が20年より長いことがわかった。
Claims (10)
- 耐海洋気候工程部材防腐蝕処理用の熱溶融めっきアルミ鋳造合金であって、
前記アルミ鋳造合金はAlと、Znと、Siと、Mgと、REと、Tiと、Niと、ナノ酸化物顆粒増強剤と、から構成され、
前記ナノ酸化物顆粒増強剤がTiO2、CeO2のうちの1種または2種から選択され、各組成成分の、総質量に占める百分比が、Zn:35〜58%、Si:0.3〜4.0%、Mg:0.1〜5.0%、RE:0.02〜1.0%、Ti:0.01〜0.5%、Ni:0.1〜3.0%、ナノ酸化物顆粒増強剤の総含有量:0.01〜1.0%であり、残量がAl及び防止不可の不純物である、耐海洋気候工程部材防腐蝕処理用の熱溶融めっきアルミ鋳造合金。 - 前記ナノ酸化物顆粒増強剤が均一の球体顆粒であり、且つ、前記ナノ酸化物顆粒増強剤の比表面積と平均粒子径とが以下の関係式を満足する、請求項1に記載の熱溶融めっきアルミ鋳造合金。
関係式:比表面積(m2/g)=6/ρ・D
式中:Dは平均粒子径を表し、ρは密度を表す - 前記TiO2の平均粒子径が15〜60nmである、請求項1に記載の熱溶融めっきアルミ鋳造合金。
- 前記TiO2の比表面積が20〜90m2/gである、請求項1または3に記載の熱溶融めっきアルミ鋳造合金。
- 前記CeO2の平均粒子径が25〜70nmである、請求項1に記載の熱溶融めっきアルミ鋳造合金。
- 前記CeO2の比表面積が10〜80m2/gである、請求項1または5に記載の熱溶融めっきアルミ鋳造合金。
- 前記ナノ酸化物顆粒増強剤がTiO2及びCeO2であり、且つ、TiO2とCeO2との質量比が1:(1〜3)である、請求項1に記載の熱溶融めっきアルミ鋳造合金。
- 前記各組成成分の、総質量に占める百分比が、Zn:41〜51%、Si:1〜3.2%、Mg:1.8〜4%、RE:0.05〜0.8%、Ti:0.05〜0.35%、Ni:1.5〜2.6%、ナノ酸化物顆粒増強剤の総含有量:0.05〜0.8%である、請求項1に記載の熱溶融めっきアルミ鋳造合金。
- 請求項1に記載の熱溶融めっきアルミ鋳造合金を製造する方法であって、
Al、Zn、Si、Mg、RE、Ti、Ni及びナノ酸化物顆粒増強剤の質量百分比に基づいて材料を準備し、
まず真空または雰囲気保護炉においてAlを加熱して700〜750℃まで温度を上げて溶解させ、
撹拌して均一にし、Siを加え、その後温度を800〜840℃まで上げた後REを加え、さらに温度を830〜850℃まで上げた後Znを加え、
さらに温度を850〜880℃まで上げた後Ni及びTiを加え、
温度を750〜700℃まで下げた後Mg及び前記ナノ酸化物顆粒増強剤を加え、
さらに温度を700〜650℃まで下げて、撹拌して均一にした後10〜35分間静置して、鋳造またはダイカストして地金にする、請求項1に記載の熱溶融めっきアルミ鋳造合金を製造する方法。 - 前記加熱過程における温度上昇速度が10〜40℃/分間であり、前記温度降下過程における速度が20〜60℃/分間である、請求項9に記載の方法。
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CN2009102237684A CN101935789B (zh) | 2009-11-19 | 2009-11-19 | 含Al-Zn-Si-Mg-RE-Ti-Ni的热浸镀铸铝合金及其制备方法 |
CN200910223768.4 | 2009-11-19 | ||
PCT/CN2010/071482 WO2011079553A1 (zh) | 2009-11-19 | 2010-03-31 | 含Al-Zn-Si-Mg-RE-Ti-Ni的热浸镀铸铝合金及其制备方法 |
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JP7288228B2 (ja) | 2020-05-18 | 2023-06-07 | 日本製鉄株式会社 | ホットスタンプ成形体及びその製造方法並びにAlめっき鋼板 |
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KR20110098727A (ko) | 2011-09-01 |
US20110293467A1 (en) | 2011-12-01 |
CN101935789A (zh) | 2011-01-05 |
EP2503017A1 (en) | 2012-09-26 |
AU2010336896B2 (en) | 2013-10-10 |
CN101935789B (zh) | 2012-03-07 |
JP5651187B2 (ja) | 2015-01-07 |
EP2503017B1 (en) | 2016-12-14 |
EP2503017A4 (en) | 2015-07-01 |
KR101297617B1 (ko) | 2013-08-19 |
AU2010336896A1 (en) | 2011-08-25 |
WO2011079553A1 (zh) | 2011-07-07 |
US8974728B2 (en) | 2015-03-10 |
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