IT1248003B - Alluminuro di titanio contenente tantalio e cromo reso colabile mediante aggiunta di boro. - Google Patents
Alluminuro di titanio contenente tantalio e cromo reso colabile mediante aggiunta di boro.Info
- Publication number
- IT1248003B IT1248003B ITMI911563A ITMI911563A IT1248003B IT 1248003 B IT1248003 B IT 1248003B IT MI911563 A ITMI911563 A IT MI911563A IT MI911563 A ITMI911563 A IT MI911563A IT 1248003 B IT1248003 B IT 1248003B
- Authority
- IT
- Italy
- Prior art keywords
- titanium aluminide
- colable
- tantalium
- adding boron
- aluminide containing
- Prior art date
Links
Classifications
-
- 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)
- Powder Metallurgy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Forging (AREA)
- Continuous Casting (AREA)
Abstract
Viene insegnato un metodo per fornire migliorata colabilità in un alluminuro di titanio gamma. Il metodo implica aggiungere inclusioni di boro all'alluminuro di titanio contenente cromo e tantalio. Le aggiunte di boro sono fatte in concentrazioni tra lo 0,5 e il 2% in atomi. Una microstruttura di fini grani equiassiali viene trovata dalla fusione solidificata. Si ottengono anche miglioramenti di proprietà.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/546,962 US5098653A (en) | 1990-07-02 | 1990-07-02 | Tantalum and chromium containing titanium aluminide rendered castable by boron inoculation |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI911563A0 ITMI911563A0 (it) | 1991-06-06 |
ITMI911563A1 ITMI911563A1 (it) | 1992-12-06 |
IT1248003B true IT1248003B (it) | 1995-01-05 |
Family
ID=24182743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI911563A IT1248003B (it) | 1990-07-02 | 1991-06-06 | Alluminuro di titanio contenente tantalio e cromo reso colabile mediante aggiunta di boro. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5098653A (it) |
JP (1) | JPH0830236B2 (it) |
CA (1) | CA2042272A1 (it) |
DE (1) | DE4121215C2 (it) |
FR (1) | FR2663956B1 (it) |
GB (1) | GB2245593B (it) |
IT (1) | IT1248003B (it) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0620287B1 (en) * | 1990-07-31 | 1999-11-17 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Titanium aluminides and precision cast articles made therefrom |
JP2678083B2 (ja) * | 1990-08-28 | 1997-11-17 | 日産自動車株式会社 | Ti―Al系軽量耐熱材料 |
US5284620A (en) * | 1990-12-11 | 1994-02-08 | Howmet Corporation | Investment casting a titanium aluminide article having net or near-net shape |
US5131959A (en) * | 1990-12-21 | 1992-07-21 | General Electric Company | Titanium aluminide containing chromium, tantalum, and boron |
US5264054A (en) * | 1990-12-21 | 1993-11-23 | General Electric Company | Process of forming titanium aluminides containing chromium, niobium, and boron |
US5354351A (en) * | 1991-06-18 | 1994-10-11 | Howmet Corporation | Cr-bearing gamma titanium aluminides and method of making same |
US5370839A (en) * | 1991-07-05 | 1994-12-06 | Nippon Steel Corporation | Tial-based intermetallic compound alloys having superplasticity |
DE69208837T2 (de) * | 1991-12-02 | 1996-10-31 | Gen Electric | Mit Chrom, Tantal und Bor modifizierte Titan-Aluminium-Legierungen des Gammatyps |
US5228931A (en) * | 1991-12-20 | 1993-07-20 | General Electric Company | Cast and hipped gamma titanium aluminum alloys modified by chromium, boron, and tantalum |
DE4219469A1 (de) * | 1992-06-13 | 1993-12-16 | Asea Brown Boveri | Hohen Temperaturen aussetzbares Bauteil, insbesondere Turbinenschaufel, und Verfahren zur Herstellung dieses Bauteils |
DE4219470A1 (de) * | 1992-06-13 | 1993-12-16 | Asea Brown Boveri | Bauteil für hohe Temperaturen, insbesondere Turbinenschaufel, und Verfahren zur Herstellung dieses Bauteils |
DE4224867A1 (de) * | 1992-07-28 | 1994-02-03 | Abb Patent Gmbh | Hochwarmfester Werkstoff |
US5350466A (en) * | 1993-07-19 | 1994-09-27 | Howmet Corporation | Creep resistant titanium aluminide alloy |
US5492574A (en) * | 1994-09-21 | 1996-02-20 | General Electric Company | Single phase TiAl alloy modified by tantalum |
US5908516A (en) * | 1996-08-28 | 1999-06-01 | Nguyen-Dinh; Xuan | Titanium Aluminide alloys containing Boron, Chromium, Silicon and Tungsten |
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 |
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 |
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 |
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 |
US10391547B2 (en) | 2014-06-04 | 2019-08-27 | General Electric Company | Casting mold of grading with silicon carbide |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3203794A (en) * | 1957-04-15 | 1965-08-31 | Crucible Steel Co America | Titanium-high aluminum alloys |
US4537742A (en) * | 1983-10-28 | 1985-08-27 | General Electric Company | Method for controlling dimensions of RSPD articles |
JPS6141740A (ja) * | 1984-08-02 | 1986-02-28 | Natl Res Inst For Metals | 金属間化合物TiAl基耐熱合金 |
US4836982A (en) * | 1984-10-19 | 1989-06-06 | Martin Marietta Corporation | Rapid solidification of metal-second phase composites |
US4842819A (en) * | 1987-12-28 | 1989-06-27 | General Electric Company | Chromium-modified titanium aluminum alloys and method of preparation |
US4842817A (en) * | 1987-12-28 | 1989-06-27 | General Electric Company | Tantalum-modified titanium aluminum alloys and method of preparation |
US4897127A (en) * | 1988-10-03 | 1990-01-30 | General Electric Company | Rapidly solidified and heat-treated manganese and niobium-modified titanium aluminum alloys |
JP2742799B2 (ja) * | 1988-10-04 | 1998-04-22 | 三洋電機株式会社 | 半導体薄膜の形成方法 |
EP0455005B1 (de) * | 1990-05-04 | 1995-09-13 | Asea Brown Boveri Ag | Hochtemperaturlegierung für Maschinenbauteile auf der Basis von dotiertem Titanaluminid |
-
1990
- 1990-07-02 US US07/546,962 patent/US5098653A/en not_active Expired - Lifetime
-
1991
- 1991-05-09 CA CA002042272A patent/CA2042272A1/en not_active Abandoned
- 1991-06-06 IT ITMI911563A patent/IT1248003B/it active IP Right Grant
- 1991-06-10 JP JP3163433A patent/JPH0830236B2/ja not_active Expired - Lifetime
- 1991-06-14 GB GB9112853A patent/GB2245593B/en not_active Expired - Fee Related
- 1991-06-20 FR FR9107578A patent/FR2663956B1/fr not_active Expired - Fee Related
- 1991-06-27 DE DE4121215A patent/DE4121215C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2042272A1 (en) | 1992-01-03 |
GB9112853D0 (en) | 1991-07-31 |
GB2245593B (en) | 1994-03-30 |
ITMI911563A1 (it) | 1992-12-06 |
FR2663956A1 (fr) | 1992-01-03 |
FR2663956B1 (fr) | 1995-03-03 |
DE4121215A1 (de) | 1992-01-16 |
ITMI911563A0 (it) | 1991-06-06 |
DE4121215C2 (de) | 1994-10-27 |
GB2245593A (en) | 1992-01-08 |
JPH0570871A (ja) | 1993-03-23 |
JPH0830236B2 (ja) | 1996-03-27 |
US5098653A (en) | 1992-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950628 |