- 专利标题: Process and system for fabricating gamma tial turbine engine components
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申请号: EP11179093.7申请日: 2011-08-26
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公开(公告)号: EP2423340B1公开(公告)日: 2018-07-18
- 发明人: Das, Gopal
- 申请人: United Technologies Corporation
- 申请人地址: 10 Farm Springs Road Farmington, CT 06032 US
- 专利权人: United Technologies Corporation
- 当前专利权人: United Technologies Corporation
- 当前专利权人地址: 10 Farm Springs Road Farmington, CT 06032 US
- 代理机构: Dehns
- 优先权: US870909 20100830
- 主分类号: C22C14/00
- IPC分类号: C22C14/00 ; C22F1/18 ; B21K3/04 ; B23H7/00 ; B26D1/00 ; B26F3/00 ; B30B11/00 ; F01D5/00 ; B23P15/02
摘要:
A process for manufacturing a turbine engine component (10) comprises the steps of: casting ingots made of a gamma TiAl material using a double vacuum arc remelting casting technique; subjecting the cast ingots to a hot isostatic pressing to close porosity; forming at least one pancake of the gamma TiAl material by isothermally forging the hot isostatic pressed ingots; sectioning each pancake into a plurality of blanks; heat treating the blanks to produce a desired microstructure and mechanical properties; and machining the blanks into finished turbine engine components (10). A system for performing the process is also disclosed.
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