JP4970051B2 - 鋳造部品の製造方法 - Google Patents
鋳造部品の製造方法 Download PDFInfo
- Publication number
- JP4970051B2 JP4970051B2 JP2006549851A JP2006549851A JP4970051B2 JP 4970051 B2 JP4970051 B2 JP 4970051B2 JP 2006549851 A JP2006549851 A JP 2006549851A JP 2006549851 A JP2006549851 A JP 2006549851A JP 4970051 B2 JP4970051 B2 JP 4970051B2
- Authority
- JP
- Japan
- Prior art keywords
- compound
- molten mass
- added
- additional
- semi
- 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.)
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- 238000005266 casting Methods 0.000 title claims description 23
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 21
- 239000011265 semifinished product Substances 0.000 claims description 18
- 238000002844 melting Methods 0.000 claims description 16
- 230000008018 melting Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 description 8
- 230000006698 induction Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C14/00—Alloys based on titanium
Landscapes
- 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)
- Manufacture And Refinement Of Metals (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
a)溶融るつぼとチタンアルミニウム金属間材料から作られる少なくとも一つの半製品を提供するステップと、
b)チタンアルミニウム金属間材料から作られる前記半製品または各前記半製品を溶融るつぼに溶融するステップと、
c)それぞれの融点に応じて複数の元素または複数の化合物を連続的に適時に溶融塊に追加するステップであって、難揮発性の少なくとも一つの元素および/または化合物が前記溶融塊に最初に追加され、続いて揮発性の少なくとも一つの元素および/または化合物がさらに追加されるステップと、
d)鋳造鋳型を提供するステップと、
e)前記鋳造鋳型に前記溶融塊を鋳込むステップと、
f)前記溶融塊を前記鋳造鋳型内で硬化させるステップと
g)前記鋳造鋳型から鋳造部品を除去するステップ。
Claims (11)
- 鋳造部品、特にガスタービン部品の製造方法であって、
(a)溶融るつぼとチタンアルミニウム金属間材料から作られる少なくとも一つの半製品を提供するステップと、
(b)チタンアルミニウム金属間材料から作られる前記半製品または各前記半製品を溶融るつぼに溶融するステップと、
(c)それぞれの融点に応じて複数の元素または複数の化合物を連続的に適時に溶融塊に追加するステップであって、難揮発性の少なくとも一つの元素および/または化合物が前記溶融塊に最初に追加され、続いて揮発性の少なくとも一つの元素および/または化合物がさらに追加されるステップと、
(d)鋳造鋳型を提供するステップと、
(e)前記鋳造鋳型に溶融塊を鋳込むステップと、
(f)前記溶融塊を前記鋳造鋳型内で硬化させるステップと、
(g)前記鋳造鋳型から鋳造部品を除去するステップ
を備えることを特徴とする鋳造部品の製造方法。 - (c)のステップにおいて、揮発性の元素および/または化合物が追加された後、さらに必要に応じて精製材料(fine material)が追加されることを特徴とする請求項1に記載の製造方法。
- タングステン、タンタル、ニオブ、および必要であればチタンまたは前記元素の合金が、難揮発性追加元素として前記溶融塊に追加されることを特徴とする請求項2に記載の製造方法。
- マンガンあるいは前記元素の合金が、揮発性元素として前記溶融塊に追加されることを特徴とする請求項2乃至請求項3のいずれか1つに記載の製造方法。
- ホウ化チタンが、精製材料(fine material)として前記溶融塊に追加されることを特徴とする請求項2乃至請求項4のいずれか1つに記載の製造方法。
- 前記元素もしくは各前記元素および/または前記化合物もしくは各前記化合物は、規定の用量および/または量で前記溶融塊に追加され、各前記用量または量は、前記追加前の溶融塊温度を推測して、前記温度が追加後に常に1550℃よりも大きく、かつ最大15
分後には追加前の温度に再度到達するように計量されることを特徴とする請求項1乃至請求項5のいずれか1つに記載の製造方法。 - 前記追加元素もしくはそれぞれの追加元素および/または前記追加化合物もしくは各前記追加化合物は、規定の用量および/または量で追加され、各前記用量および/または量は、6g/cm3よりも大きい元素密度および/または化合物密度で、最大重量が250gであることを特徴とする請求項1乃至請求項6のいずれか1つに記載の製造方法。
- 前記追加元素もしくは各前記追加元素および/または前記追加化合物もしくは各前記追加化合物は規定の用量および/または量で追加され、各前記用量および/または量は6g/cm3未満の元素密度および/または化合物密度で、最大重量が50gであることを特徴とする請求項1乃至請求項6のいずれか1つに記載の製造方法。
- 前記追加元素もしくは各前記追加元素および/または前記追加化合物または各前記追加化合物は、規定の流れ最適化された形状(flow−optimized geometry)で前記溶融塊に追加されることを特徴とする請求項1乃至請求項8のいずれか1つに記載の製造方法。
- 前記流れ最適化された形状(flow−optimized geometry)が、前記元素もしくは各前記元素または前記化合物もしくは各前記化合物を溶融塊内で良好に移動可能にすることを特徴とする請求項9に記載の製造方法。
- 溶融過程において前記溶融るつぼは、誘導的にウォームアップおよび/または加熱され、またそれと同時に前記半製品または各前記半製品、前記元素または各前記元素、および前記化合物または各前記化合物が前記溶融るつぼで溶融されることを特徴とする請求項1乃至請求項10のいずれか1つに記載の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004002956A DE102004002956A1 (de) | 2004-01-21 | 2004-01-21 | Verfahren zum Herstellen von Gussbauteilen |
DE102004002956.3 | 2004-01-21 | ||
PCT/DE2004/002801 WO2005071128A2 (de) | 2004-01-21 | 2004-12-22 | Verfahren zum herstellen von gussbauteilen |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011066699A Division JP2011115860A (ja) | 2004-01-21 | 2011-03-24 | 鋳造部品の製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007518569A JP2007518569A (ja) | 2007-07-12 |
JP2007518569A5 JP2007518569A5 (ja) | 2008-02-07 |
JP4970051B2 true JP4970051B2 (ja) | 2012-07-04 |
Family
ID=34744930
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006549851A Active JP4970051B2 (ja) | 2004-01-21 | 2004-12-22 | 鋳造部品の製造方法 |
JP2011066699A Pending JP2011115860A (ja) | 2004-01-21 | 2011-03-24 | 鋳造部品の製造方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011066699A Pending JP2011115860A (ja) | 2004-01-21 | 2011-03-24 | 鋳造部品の製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7360579B2 (ja) |
EP (1) | EP1706516B1 (ja) |
JP (2) | JP4970051B2 (ja) |
DE (1) | DE102004002956A1 (ja) |
WO (1) | WO2005071128A2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005015862A1 (de) * | 2005-04-07 | 2006-10-12 | Ald Vacuum Technologies Gmbh | Verfahren zum Herstellen einer Vielzahl von insbesondere aus Titanaluminid bestehenden Bauteilen und Vorrichtung zur Durchführung dieses Verfahrens |
US8858697B2 (en) | 2011-10-28 | 2014-10-14 | General Electric Company | Mold compositions |
US9011205B2 (en) | 2012-02-15 | 2015-04-21 | General Electric Company | Titanium aluminide article with improved surface finish |
US8932518B2 (en) | 2012-02-29 | 2015-01-13 | General Electric Company | Mold and facecoat compositions |
US10597756B2 (en) | 2012-03-24 | 2020-03-24 | General Electric Company | Titanium aluminide intermetallic compositions |
US8906292B2 (en) | 2012-07-27 | 2014-12-09 | General Electric Company | Crucible and facecoat compositions |
US8708033B2 (en) | 2012-08-29 | 2014-04-29 | General Electric Company | Calcium titanate containing mold compositions and methods for casting titanium and titanium aluminide alloys |
US8992824B2 (en) | 2012-12-04 | 2015-03-31 | General Electric Company | Crucible and extrinsic facecoat compositions |
US9592548B2 (en) | 2013-01-29 | 2017-03-14 | General Electric Company | Calcium hexaluminate-containing mold and facecoat compositions and methods for casting titanium and titanium aluminide alloys |
US9192983B2 (en) | 2013-11-26 | 2015-11-24 | General Electric Company | Silicon carbide-containing mold and facecoat compositions and methods for casting titanium and titanium aluminide alloys |
US9511417B2 (en) | 2013-11-26 | 2016-12-06 | General Electric Company | Silicon carbide-containing mold and facecoat compositions and methods for casting titanium and titanium aluminide alloys |
US10391547B2 (en) | 2014-06-04 | 2019-08-27 | General Electric Company | Casting mold of grading with silicon carbide |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5348595A (en) * | 1988-05-13 | 1994-09-20 | Nippon Steel Corporation | Process for the preaparation of a Ti-Al intermetallic compound |
JPH04120225A (ja) * | 1990-09-07 | 1992-04-21 | Kobe Steel Ltd | Ti―Al系合金の製造方法 |
US5284620A (en) * | 1990-12-11 | 1994-02-08 | Howmet Corporation | Investment casting a titanium aluminide article having net or near-net shape |
JPH04246137A (ja) * | 1991-01-29 | 1992-09-02 | Kobe Steel Ltd | Ti−Al系合金の製造方法 |
US5299619A (en) * | 1992-12-30 | 1994-04-05 | Hitchiner Manufacturing Co., Inc. | Method and apparatus for making intermetallic castings |
JP3626507B2 (ja) | 1993-07-14 | 2005-03-09 | 本田技研工業株式会社 | 高強度高延性TiAl系金属間化合物 |
US5766329A (en) * | 1996-05-13 | 1998-06-16 | Alliedsignal Inc. | Inert calcia facecoats for investment casting of titanium and titanium-aluminide alloys |
US6926755B2 (en) * | 2003-06-12 | 2005-08-09 | General Electric Company | Method for preparing aluminum-base metallic alloy articles without melting |
-
2004
- 2004-01-21 DE DE102004002956A patent/DE102004002956A1/de not_active Withdrawn
- 2004-12-22 JP JP2006549851A patent/JP4970051B2/ja active Active
- 2004-12-22 US US10/585,978 patent/US7360579B2/en active Active
- 2004-12-22 EP EP04802982.1A patent/EP1706516B1/de not_active Not-in-force
- 2004-12-22 WO PCT/DE2004/002801 patent/WO2005071128A2/de active Application Filing
-
2011
- 2011-03-24 JP JP2011066699A patent/JP2011115860A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1706516B1 (de) | 2016-09-28 |
JP2007518569A (ja) | 2007-07-12 |
WO2005071128A2 (de) | 2005-08-04 |
EP1706516A2 (de) | 2006-10-04 |
US20070151696A1 (en) | 2007-07-05 |
DE102004002956A1 (de) | 2005-08-11 |
WO2005071128A3 (de) | 2006-01-26 |
US7360579B2 (en) | 2008-04-22 |
JP2011115860A (ja) | 2011-06-16 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |