
Li-superalloy tse entsoeng ka nickel ke sehlopha sa lisebelisoa tse sebetsang hantle tse etselitsoeng matla a ikhethang a mochini, ho haneloa ha metsi, le botsitso ba sebopeho maemong a mocheso o phahameng, hangata ka holimo ho 540 ° C (1000 ° F). Poleloana "e entsoeng" e bolela hore li-alloys tsena li bōpehile ka mokhoa oa tsona oa ho qetela ka mekhoa ea thermomechanical e kang ho forging, rolling, kapa extrusion, e leng se hlahisang sebopeho se setle sa lijo-thollo se fanang ka thepa e phahameng ea ho tsitsisa le mokhathala ho bapisoa le balekane ba bona ba ho lahlela.
Ke mokokotlo oa likarolo tse potolohang tse phahameng tsa mocheso sebakeng sa sefofane le ho hlahisa matla, moo ho hlōleha e seng khetho.
Matla a Ikhethileng a Mocheso o Phahameng oa Mocheso: Li boloka karolo e phahameng ea matla a mocheso oa kamore ha li le haufi le moo li qhibilihang, haholo-holo ka lebaka la boemo bo tsitsitseng, bo tsitsitseng ba gamma-prime (γ') precipitate phase [Ni₃(Al, Ti)].
Khanyetso e ikhethang ea Creep: Ba hanana le deformation tlas'a khatello ea kamehla ea mochini mochesong o phahameng, e leng thepa ea bohlokoa bakeng sa li-blade tsa turbine le li-discs tse tlamehang ho boloka tumello e nepahetseng ka nako e telele.
Khahlano e Phahameng ea Mokhathala: The microstructure e entsoeng, e nang le lijo-thollo tse hloekisitsoeng le tse atisang ho tsamaellana ka tsela e fapaneng, e fana ka khanyetso e babatsehang ea ho qalisoa ha crack le ho phatlalatsoa tlas'a cyclic loading.
Khahlano e Ntle ea Oxidation & Corrosion Resistance: Lintho tse phahameng tsa chromium (hangata 10-20%) li etsa hore ho thehoe sekala se sireletsang, se khomarelang chromia (Cr₂O₃), se hanyetsanang le ho senyeha ha maemo a chesang, a oxidizing.
Microstructural Stability: Li etselitsoe ho hanela ho tsikitlanya ha lipula tse matlafatsang le ho thehoa ha mekhahlelo e kotsi ea topologically close-packed (TCP) nakong ea ho pepeseha ha nako e telele khatellong ea maikutlo le mocheso.
Li-superalloys tse entsoeng ka nickel li bohlokoa haholo lits'ebetsong tse potolohang tse hlokang ka ho fetesisa:
Aerospace Jet Engines:
Li-Discs tsa Turbine: Sesebelisoa sa bohlokoa ka ho fetisisa. Li-discs li sebetsa ka lebelo le phahameng la ho potoloha le likhatello, tse hlokang ho leka-lekana ha matla a tsitsitseng, bophelo ba mokhathala, le ho robeha ho thata. Li-alloys tse kang Inconel 718 le Waspaloy ke litekanyetso tsa indasteri.
Shafts, Spacers, le Compressor Components.
Li-turbine tsa Khase tse Thehiloeng Lefatšeng: Bakeng sa phepelo ea matla, e sebelisoang ho li-discs tsa turbine le li-blades.
Lienjineri tsa Rocket: Bakeng sa likarolo tsa turbopump tse hlokang likarohano tse phahameng tsa matla ho isa boima libakeng tse feteletseng.
Lisebelisoa tsa Nuclear & Fasteners tsa Mocheso o Phahameng.
Tafole e latelang e akaretsa lintlha tsa bohlokoa bakeng sa kakaretso e potlakileng:
| Sebopeho | Tlhaloso | Molemo |
| Mokhoa oa Tlhahiso | Ts'ebetso ea Thermomechanical (Forging, Rolling). | E hlahisa sebopeho se hloekisitsoeng, se ts'oanang sa lijo-thollo bakeng sa matla a phahameng a mocheso o tlase le mokhathala. |
| Ntlha ea ho Matlafatsa Mokhahlelo | Gamma-Prime (γ') [Ni₃(Al, Ti)] precipitates. | E fana ka mochine o ka sehloohong oa matla a mocheso o phahameng le ho hanyetsa ho qhoma. |
| Lintho Tse Bohlokoa | Ho tsieleha le Matla a Mokhathala, Ho hanyetsana le Creep, Ho Thata ha Ho robeha. | E loketse likarolo tse phahameng tsa khatello ea maikutlo, tse potolohang holimo joalo ka li-discs tsa turbine. |
| Mefuta e Tloaelehileng | Li-billet, litšepe, lithupa, lishiti le mehele. | Theko ea ho qala bakeng sa ho etsa likarolo tsa bohlokoa tse potolohang. |
| Li-alloys tsa Iconic | Inconel 718, Waspaloy, Alloy 720, René 41, Udimet 720. | Emela phetoho ea moralo oa alloy bakeng sa ts'ebetso e ntseng e eketseha. |
| Liindasteri tsa mathomo | Sepakapaka (Lienjiniere tsa Jet), Phatlalatso ea Matla, Rocketry. | Numella likhatello tse phahameng tsa enjine le mocheso, tse lebisang katlehong e kholo le ts'ebetso. |
Ka kakaretso, Li-Superalloys tse entsoeng ka Nickel emela tlhōrō ea mahlale a lintho tsa tšepe bakeng sa khatello e phahameng ea maikutlo, likarolo tse potolohang tsa mocheso o phahameng. Lik'hemik'hale tsa bona tse rarahaneng le li-microstructure tse laoloang ka hloko li etsa hore e be tsa bohlokoa bakeng sa ho sutumelletsa meeli ea ts'ebetso le bokhoni ba tsamaiso ea lifofane le ea matla ea sejoale-joale.