CH621955A5 - Directionally solidified eutectic product and process for its manufacture - Google Patents
Directionally solidified eutectic product and process for its manufacture Download PDFInfo
- Publication number
- CH621955A5 CH621955A5 CH574876A CH574876A CH621955A5 CH 621955 A5 CH621955 A5 CH 621955A5 CH 574876 A CH574876 A CH 574876A CH 574876 A CH574876 A CH 574876A CH 621955 A5 CH621955 A5 CH 621955A5
- Authority
- CH
- Switzerland
- Prior art keywords
- microstructure
- eutectic
- product
- cell
- mold
- Prior art date
Links
- 230000005496 eutectics Effects 0.000 title claims description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000000034 method Methods 0.000 title description 12
- 238000007711 solidification Methods 0.000 claims description 25
- 230000008023 solidification Effects 0.000 claims description 25
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000005495 investment casting Methods 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000012768 molten material Substances 0.000 claims description 2
- 229910000601 superalloy Inorganic materials 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 description 17
- 239000000956 alloy Substances 0.000 description 17
- 239000006023 eutectic alloy Substances 0.000 description 6
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001005 Ni3Al Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B21/00—Unidirectional solidification of eutectic materials
- C30B21/02—Unidirectional solidification of eutectic materials by normal casting or gradient freezing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
- B22D27/045—Directionally solidified castings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57726075A | 1975-05-14 | 1975-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621955A5 true CH621955A5 (en) | 1981-03-13 |
Family
ID=24307953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH574876A CH621955A5 (en) | 1975-05-14 | 1976-05-07 | Directionally solidified eutectic product and process for its manufacture |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS51138519A (https=) |
| CA (1) | CA1068454A (https=) |
| CH (1) | CH621955A5 (https=) |
| DE (1) | DE2619665A1 (https=) |
| FR (1) | FR2310824A1 (https=) |
| GB (1) | GB1547817A (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4292010A (en) * | 1978-09-16 | 1981-09-29 | Rolls-Royce Limited | Cambered blade or vane for a gas turbine engine |
| US4190094A (en) * | 1978-10-25 | 1980-02-26 | United Technologies Corporation | Rate controlled directional solidification method |
| US4550063A (en) * | 1984-04-17 | 1985-10-29 | United Technologies Corporation | Silicon nitride reinforced nickel alloy composite materials |
| US4540038A (en) * | 1984-06-05 | 1985-09-10 | Westinghouse Electric Corp. | Method for production of combustion turbine blade having a hybrid structure |
| US4637448A (en) * | 1984-08-27 | 1987-01-20 | Westinghouse Electric Corp. | Method for production of combustion turbine blade having a single crystal portion |
| DE4432999C2 (de) * | 1994-09-16 | 1998-07-30 | Mtu Muenchen Gmbh | Laufrad einer Turbomaschine, insbesondere einer axial durchströmten Turbine eines Gasturbinentriebwerks |
| US6217286B1 (en) | 1998-06-26 | 2001-04-17 | General Electric Company | Unidirectionally solidified cast article and method of making |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB960266A (en) * | 1960-09-30 | 1964-06-10 | United Aircraft Corp | Polyphase alloys |
-
1976
- 1976-04-30 CA CA251,601A patent/CA1068454A/en not_active Expired
- 1976-05-04 DE DE19762619665 patent/DE2619665A1/de not_active Withdrawn
- 1976-05-07 CH CH574876A patent/CH621955A5/de not_active IP Right Cessation
- 1976-05-10 JP JP5313376A patent/JPS51138519A/ja active Pending
- 1976-05-11 GB GB1942176A patent/GB1547817A/en not_active Expired
- 1976-05-17 FR FR7614752A patent/FR2310824A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2310824B1 (https=) | 1980-04-30 |
| GB1547817A (en) | 1979-06-27 |
| FR2310824A1 (fr) | 1976-12-10 |
| CA1068454A (en) | 1979-12-25 |
| DE2619665A1 (de) | 1976-12-02 |
| JPS51138519A (en) | 1976-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |