JP6385683B2 - Al合金鋳造物及びその製造方法 - Google Patents
Al合金鋳造物及びその製造方法 Download PDFInfo
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- JP6385683B2 JP6385683B2 JP2014021817A JP2014021817A JP6385683B2 JP 6385683 B2 JP6385683 B2 JP 6385683B2 JP 2014021817 A JP2014021817 A JP 2014021817A JP 2014021817 A JP2014021817 A JP 2014021817A JP 6385683 B2 JP6385683 B2 JP 6385683B2
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- 238000005266 casting Methods 0.000 title claims description 73
- 229910000838 Al alloy Inorganic materials 0.000 title claims description 70
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000002245 particle Substances 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 32
- 230000032683 aging Effects 0.000 claims description 21
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 229910052748 manganese Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 6
- 230000035882 stress Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 23
- 239000000843 powder Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 13
- 239000000956 alloy Substances 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 10
- 238000010791 quenching Methods 0.000 description 10
- 230000000171 quenching effect Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 230000007423 decrease Effects 0.000 description 5
- 239000012467 final product Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 229910019083 Mg-Ni Inorganic materials 0.000 description 2
- 229910019403 Mg—Ni Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910018566 Al—Si—Mg Inorganic materials 0.000 description 1
- 229910017818 Cu—Mg Inorganic materials 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/047—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium as the next major constituent
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Continuous Casting (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Description
金属組織中に、粒径が100nm以下であるAl3Sc粒子が3体積%以下で存在することを特徴とする。
前記溶湯から鋳造物を得る工程と、
前記鋳造物に対して溶体化処理を施すことなく時効処理を施し、金属組織中に、粒径が100nm以下であるAl3Sc粒子を3体積%以下の割合で析出させる工程と、
を有することを特徴とする。
Claims (6)
- Mgを3.2〜7.2重量%、Scを0.28〜0.6重量%含み、且つFe、Siがともに0.1重量%以下、残部がAl及び不可避的不純物であり、
金属組織中に、粒径が100nm以下であるAl3Sc粒子が3体積%以下で存在することを特徴とするAl合金鋳造物。 - 請求項1記載の鋳造物において、さらに、Cu又はMnの少なくともいずれか一方を最大で4.3重量%含むことを特徴とするAl合金鋳造物。
- 請求項1又は2記載の鋳造物において、常温での伸び率が1〜10%であり、且つ200〜250℃で100時間曝露した後の0.2%降伏応力が100〜190MPaであることを特徴とするAl合金鋳造物。
- Mgを3.2〜7.2重量%、Scを0.28〜0.6重量%、且つFe、Siをともに0.1重量%以下、残部をAl及び不可避的不純物としたAl合金の溶湯を得る工程と、
前記溶湯から鋳造物を得る工程と、
前記鋳造物に対して溶体化処理を施すことなく時効処理を施し、金属組織中に、粒径が100nm以下であるAl3Sc粒子を3体積%以下の割合で析出させる工程と、
を有することを特徴とするAl合金鋳造物の製造方法。 - 請求項4記載の製造方法において、前記時効処理を、250〜350℃で5〜100時間保持することによって行うことを特徴とするAl合金鋳造物の製造方法。
- 請求項4又は5記載の製造方法において、前記溶湯を、Cu又はMnの少なくともいずれか一方を最大で4.3重量%含むものとすることを特徴とするAl合金鋳造物の製造方法。
Priority Applications (2)
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---|---|---|---|
JP2014021817A JP6385683B2 (ja) | 2014-02-07 | 2014-02-07 | Al合金鋳造物及びその製造方法 |
US14/607,377 US10287662B2 (en) | 2014-02-07 | 2015-01-28 | Aluminum alloy cast product and method for producing the same |
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JP2014021817A JP6385683B2 (ja) | 2014-02-07 | 2014-02-07 | Al合金鋳造物及びその製造方法 |
Publications (2)
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JP2015147980A JP2015147980A (ja) | 2015-08-20 |
JP6385683B2 true JP6385683B2 (ja) | 2018-09-05 |
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JP2014021817A Active JP6385683B2 (ja) | 2014-02-07 | 2014-02-07 | Al合金鋳造物及びその製造方法 |
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US (1) | US10287662B2 (ja) |
JP (1) | JP6385683B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2021505760A (ja) | 2017-12-04 | 2021-02-18 | モナッシュ ユニバーシティ | 急速凝固法用の高強度アルミニウム合金 |
CN110093537A (zh) * | 2019-04-30 | 2019-08-06 | 上海交通大学 | 一种高断裂韧性铝镁钪合金棒材及其制备方法 |
CN111057921A (zh) * | 2019-12-20 | 2020-04-24 | 山东南山铝业股份有限公司 | 一种耐高温高强度的铝合金及其制备方法 |
GB2614518A (en) * | 2021-09-22 | 2023-07-12 | David Curtis Andrew | Ultra thin polymer coated strengthened glass panel for accepting a thermal dye diffusion image |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4874440A (en) * | 1986-03-20 | 1989-10-17 | Aluminum Company Of America | Superplastic aluminum products and alloys |
US4689090A (en) | 1986-03-20 | 1987-08-25 | Aluminum Company Of America | Superplastic aluminum alloys containing scandium |
ES2445745T3 (es) * | 1997-09-22 | 2014-03-05 | Eads Deutschland Gmbh | Aleación sobre una base de aluminio y procedimiento para su tratamiento térmico |
JP2000271631A (ja) * | 1999-03-26 | 2000-10-03 | Kenji Azuma | 押出成形材及び成形品の製造方法 |
JP4290024B2 (ja) | 2004-01-26 | 2009-07-01 | 古河スカイ株式会社 | 耐熱強度に優れたターボチャージャー用アルミニウム合金鋳物製コンプレッサーインペラー |
US20070297936A1 (en) * | 2006-06-23 | 2007-12-27 | Zaki Ahmad | Aluminum alloy |
JP2009091624A (ja) * | 2007-10-09 | 2009-04-30 | Kyoto Univ | アルミニウム系材料及びその製造方法 |
WO2009062866A1 (en) * | 2007-11-15 | 2009-05-22 | Aleris Aluminum Koblenz Gmbh | Al-mg-zn wrought alloy product and method of its manufacture |
EP2252716A2 (en) * | 2008-01-16 | 2010-11-24 | Questek Innovations LLC | High-strength aluminum casting alloys resistant to hot tearing |
US7871477B2 (en) * | 2008-04-18 | 2011-01-18 | United Technologies Corporation | High strength L12 aluminum alloys |
DE112009001890B4 (de) | 2008-09-25 | 2019-05-09 | Borgwarner Inc. | Verdichterrad und Herstellungsverfahren dafür, und dieses umfassender Abgasturbolader |
US8778099B2 (en) * | 2008-12-09 | 2014-07-15 | United Technologies Corporation | Conversion process for heat treatable L12 aluminum alloys |
-
2014
- 2014-02-07 JP JP2014021817A patent/JP6385683B2/ja active Active
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2015
- 2015-01-28 US US14/607,377 patent/US10287662B2/en active Active
Also Published As
Publication number | Publication date |
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US20150225825A1 (en) | 2015-08-13 |
US10287662B2 (en) | 2019-05-14 |
JP2015147980A (ja) | 2015-08-20 |
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