4J33 alloy terata ke sesebelisoa sa alloy sa Fe-Ni-Co se atolositsoeng ka tlase se etselitsoeng ka ho khetheha lits'ebetso tsa ho tiisa likhalase ho isa ho tšepe. Ka hoo e ka bang 33% nickel le cobalt e nyane, alloy ena e fana ka coefficient ea katoloso ea mocheso e ts'oanang hantle le likhalase tse thata le lirafshoa. E sebelisoa haholo ha ho etsoa li-vacuum tubes, li-sensor tsa infrared, li-relay tsa elektroniki le lisebelisoa tse ling tse tšepahalang haholo.
Nickel (Ni): ~ 33%
Cobalt (Co): ~ 3–5%
Tšepe (Fe): Ho leka-lekana
Tse ling: Mn, Si, C (litekanyetso tsa morao-rao)
Katoloso ea Mocheso (30–300°C):~5.3 × 10⁻⁶ /°C
Tekano:~8.2 g/cm³
Ho hanyetsa Motlakase:~0.48 μΩ·m
Matla a tšepe:≥ 450 MPa
Lintho tsa Magnetic:Matla a makenete, ho kenella hantle le botsitso
Bophara: 0.02 mm ho isa ho 3.0 mm
Bokaholimo: E khanyang, e se nang oxide
Foromo ea thomello: Likhoele, li-spools, kapa bolelele bo sehiloeng
Boemo: E kolobisitsoe kapa e huloa ka serame
Lisaese tse ikhethileng le liphutheloana lia fumaneha
Papali e ntle haholo e nang le khalase e thata bakeng sa ho tiisa ka thata ka vacuum
Katoloso e tsitsitseng ea mocheso bakeng sa likarolo tse nepahetseng
Ho hanyetsa kutu e ntle le ho chesehela
Qetello e hloekileng ea bokaholimo, e lumellana le vacuum
Ts'ebetso e tšepahalang lits'ebetsong tsa sefofane le tsa elektroniki
Glass-to-metal hermetic litiiso
Li-tubes tsa vacuum le li-sensor tsa infrared
Relay housings le liphutheloana tsa elektroniki
Lisebelisoa tsa optical
Lihokelo le li-lead tsa boemo ba sefofane
Spool e tloaelehileng ea polasetiki, e tiisitsoeng ka vacuum kapa sephutheloana se tloaelehileng
Delibari ka moea, leoatle, kapa Express
Nako ea ho etella pele: 7-15 matsatsi a ho sebetsa ho itšetlehile ka boholo ba taelo
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