Electron beam agbaze 3D ibipụta titanium aluminum mgbagwoju structural akụkụ
Alloy dabere na TiAl nwere njirimara nke njupụta dị ala, ike dị elu dị elu, modul dị elu, nguzogide oxidation dị elu, wdg, nke dị ihe dịka 50% dị ọkụ karịa nickel based superalloy.
Igwe ọkụ eletrik na-agbaze ọlaMbipụta 3Dtechnology maka nkwadebe nke TiAl dabeere alloy ihe dị ka ọhụrụ na kasị elu akpụ usoro, a na-ewere na-kacha mma nhọrọ maka akpụ TiAl dabeere alloy ihe, na ya pụrụ iche Micro-mpaghara agbaze, okirikiri okpomọkụ ọgwụgwọ, ngwa ngwa solidification na ndị ọzọ na nkà na ụzụ uru. A na-emeri nsogbu nke ihe owuwu siri ike na nhazi siri ike na nkedo, ingot metallurgy na powder metallurgy. N'ihi njirimara nke ya, ọ na-eweta nnukwu ihe ịma aka ọrụ aka na usoro nhazi ọkụ eletrik.
Na Machị 2021, ihe isi ike teknụzụ dị ka ndakpọ ntụ ntụ (ịfụ ntụ), njikọta interlayer ezughi oke, mgbanwe nkealuminom, ala njupụta, na-erughị eru transverse na longitudinal Ọdịdị Njirimara nke akụkụ e dozie na usoro nke electron doo akpụ TiAl alloy.
Optimization na upgrading nke usoro parameters maka ịkwadebe nnukwu-size mgbagwoju structural akụkụ site electron doo agbaze 3d ngwa nbipute technology, ezubere iche ụkpụrụ nke microstructure evolushọn nke ihe dị iche iche elu, na mgbanwe nke usoro parameters na-ebi akwụkwọ ọnọdụ, na Ø110mm × 66mm ukwuu ok na mgbape-free Ti-48Al-2Cr.2Nb. Emeela ọganihu ọhụrụ na akụkụ titanium na aluminom dị mgbagwoju anya. N'otu oge ahụ, site n'ịkwalite ụzọ nyocha na nleba anya nleba anya, emerila usoro ngbanwe nke akụkụ mgbanwe gbagọrọ agbagọ na-enweghị mgbidi.
Igwe ọkụ ọkụ ntụ ntụ gbawara ozugbo
Site na njikarịcha na nkwalite nke usoro ikpo ọkụ, a na-ebipụta mkpara ule dị elu nke nwere otu arụmọrụ na elu dị iche iche nke ọma.
Electron doo 3D ibipụta elu 90mm Ti-48Al-2Cr-2Nb tensile ule mkpanaka
Mgbe usoro iwu anụ ahụ gasịrị, transverse na longitudinal microstructure nke Ti-48Al-2Cr-2Nb bụ otu, na njupụta nwere ike iru karịa 99.6%. Tebụl na-esote na-egosi njirimara nrụzi nke transverse na longitudinal test bar.
| Okpomọkụ | Mpụta ike | Ike ọdụdọ | Ọnụego elongation |
| 650°C | ≥410 | ≥500 | ≥1.2 |
| Okpomọkụ ụlọ | ≥430 | ≥510 | ≥1.8 |
Ihe eji arụ ọrụ nke Ti-48Al-2Cr-2Nb ntụ ntụ ebipụtara site na teknụzụ beam elektrọn
Igwe ọkụ eletrik na-akpụ Ø110mm × 66mm Ti-48Al-2Cr-2Nb alloy turbocharger
Electron doo 3D ibipụta elu 90mm Ti-48Al-2Cr-2Nb tensile ule mkpanaka
A na-akọ na GE Aviation ekwupụtala n'ihu ọha na GE9XFAA engine a kwadoro site na Federal Aviation Administration (FAA), na engine nwere ihe karịrị 300 n'ichepụta akụkụ, nke titanium aluminum ala-nrụgide turbine agụba kpụrụ site eletrọn beam nhọrọ agbaze technology bụ otu n'ime ha.
Ihe onwunwe ndị ọzọ
MIM-metal-injection-ịkpụzi⎮Ntụ ntụ-metallurgy-ọrụ-ihe ngwọta⎮Gbasara anyị
Oge nzipu: Nov-17-2023