Uaea 4J42o se u'amea fa'alauteleina e pulea lelei ma le sa'o e aofia ai le u'amea ma le pe tusa ma le 42% nickel. Ua mamanuina ina ia fetaui lelei ma le fa'alauteleina vevela o le tioata borosilicate ma isi mea e afifi ai, ma avea ai ma filifiliga lelei mo le fa'amaufa'ailogaina fa'amafanafana, afifiina fa'aeletoronika, ma fa'aoga i vaalele.
Nikel (Ni): ~42%
U'amea (Fe): Paleni
Elemene laiti: Mn, Si, C (aofa'i laiti)
CTE (Coefficient of Vevela Expansion, 20–300°C):~5.5–6.0 × 10⁻⁶ /°C
Mafiafia:~8.1 kalama/cm³
Tete'e Fa'aeletise:~0.75 μΩ·m
Malosiaga o le Fetuuna'i:≥ 430 MPa
Meatotino Fa'amagnetika:Mamā le maneta, maualalo le fa'amalosi
Lapoa: 0.02 mm – 3.0 mm
Luga: Pupula, e leai se 'okesaita
Foliga: Spool, coil, tipi i le umi
Tulaga: Fa'a'aisa pe fa'a'aisa malulu
Fa'apitoa: E maua pe a talosagaina
Fa'alauteleina fa'avevela fetaui mo tioata ma seramika
Meatotino fa'amekanika ma fa'amagnetika mautu
Feso'ota'iga lelei tele i le masini e fa'amama ai le ea
Lelei mo le fa'amaufa'ailoga eletise, relays, ma uaea sensor
Fa'alauteleina maualalo ma le ductility lelei ma le weldability
Fa'amaufa'ailoga fa'amaufa'ailoga tioata-i-u'amea
Fa'avaa ta'ita'i semiconductor
Ulutala fa'aeletoronika eletise
Sensor infrared ma le vacuum
Meafaigaluega feso'ota'iga ma afifiina
Feso'ota'iga ma pusa o le ea
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