Electron katako narkewa 3D bugu titanium aluminum hadaddun tsarin sassa
TiAl tushen gami yana da halaye na ƙarancin ƙima, ƙayyadaddun ƙarfi na musamman, babban maɗaukaki, juriya mai yawan zafin jiki, da sauransu, wanda shine kusan 50% haske fiye da superalloy tushen nickel.
Electron katako narkewa karfe3D bugufasaha domin shiri na TiAl tushen gami kayan a matsayin sabon kuma mafi ci-gaba forming hanya, da aka dauke su zama mafi kyaun zabi ga forming TiAl tushen gami kayan, da musamman micro-zone narkewa, sake zagayowar zafi magani, m solidification da sauran fasaha abũbuwan amfãni. Matsalolin m tsari da sako-sako da solidification tsarin a simintin gyaran kafa, ingot karafa da foda karafa an shawo kan. Saboda halayensa, yana kawo ƙalubalen fasaha ga tsarin samar da katako na lantarki.
A cikin Maris 2021, matsalolin fasaha kamar rugujewar foda (busa foda), rashin isassun haɗin kai, rashin daidaituwa naaluminum, low yawa, m m da kuma a tsaye tsarin Properties na sassa aka warware a kan aiwatar da electron katako kafa TiAl gami.
Haɓakawa da haɓakawa na sigogin tsari don shirya manyan sassa hadaddun tsarin sassa na lantarki ta hanyar lantarki ta narke 3d fasaha ta fasaha, tsarin da aka yi niyya na juyin halittar microstructure na kayan a wurare daban-daban, da gyare-gyaren sigogin tsari da yanayin bugu, Ø110mm × 66mm mai yawa da fashe-free Ti-48Al-2Cr. Sabbin ci gaba an yi su a cikin ɓangarorin haɗin ginin titanium da aluminum. A lokaci guda, ta hanyar inganta hanyar dubawa da kuma mayar da hankali kan tabo, an shawo kan tsarin samar da sassa masu lankwasa na bakin ciki.
Electron katako foda ya fashe nan take
Ta hanyar haɓakawa da haɓaka aikin preheating, babban sandan gwajin girman girman tare da aiki iri ɗaya a wurare daban-daban an sami nasarar buga shi.
Electron katako 3D bugu tsawo 90mm Ti-48Al-2Cr-2Nb tensile gwajin sanda
Bayan ƙayyadaddun tsarin nama, juzu'i da madaidaiciyar microstructure na samfurin Ti-48Al-2Cr-2Nb sun kasance iri ɗaya, kuma yawancin zai iya kaiwa sama da 99.6%. Teburin mai zuwa yana nuna matsakaicin kaddarorin injina na mashigin gwaji da na tsaye.
| Zazzabi | Ƙarfin bayarwa | Ƙarfin ƙarfi | Yawan elongation |
| 650°C | ≥410 | ≥500 | ≥1.2 |
| Yanayin dakin | ≥430 | ≥510 | ≥1.8 |
Kayan aikin injiniya na Ti-48Al-2Cr-2Nb foda da aka buga ta hanyar fasahar katako ta lantarki
Electron katako kafa Ø110mm × 66mm Ti-48Al-2Cr-2Nb gami turbocharger
Electron katako 3D bugu tsawo 90mm Ti-48Al-2Cr-2Nb tensile gwajin sanda
An ruwaito cewa kamfanin GE Aviation a hukumance ya sanar da cewa injin din GE9XFAA ya samu shahadar hukumar kula da zirga-zirgar jiragen sama ta gwamnatin tarayya (FAA), kuma injin din yana da wasu sassa na masana'antu sama da 300, wanda daga cikinsu na'urar da ake kira titanium aluminum low-pressure turbine blade da aka kirkira ta hanyar fasahar narkar da katako na lantarki na daya daga cikinsu.
Ƙarin albarkatu
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Lokacin aikawa: Nuwamba-17-2023