4J42 uweaʻO ia ka mea hoʻonui i hoʻopaʻa ʻia me ka pololei i haku ʻia me ka hao a ma kahi o 42% nickel. Hoʻolālā ʻia e hoʻohālikelike pono i ka hoʻonui wela o ke aniani borosilicate a me nā mea hoʻopihapiha ʻē aʻe, e hana ana i kahi koho kūpono no ka hermetic sealing, electronic packaging, a me nā noi aerospace.
Nikela (Ni): ~42%
Hao (Fe): Kaulike
Nā mea liʻiliʻi: Mn, Si, C (nā huina)
CTE (Ka helu o ka hoonui wela, 20–300°C):~5.5–6.0 × 10⁻⁶ /°C
ʻAiʻa:~8.1 g/cm³
Ke kū'ē uila:~0.75 μΩ·m
ʻOi aku ka ikaika:≥ 430 MPa
Nā waiwai mākēneki:Māmā palupalu, coercivity haʻahaʻa
Anawaena: 0.02 mm – 3.0 mm
Ili: ʻālohilohi, ʻohe ʻokikene
Keʻano: Spool, coil, cut-to-longth
Kūlana: Annealed a huki anu
Hoʻopilikino: Loaʻa ma ke noi
Hoʻonui ʻia ka wela no ke aniani a me ka seramika
ʻO nā waiwai mechanical a me ka magnetic paʻa
ʻOi aku ka maikaʻi o ka ʻoluʻolu
Kūpono no ka hoʻopaʻa ʻana i ka uila, nā relay, a me nā alakaʻi sensor
Hoʻonui haʻahaʻa me ka ductility maikaʻi a me ka weldability
He sila hermetic aniani-me-metala
Nā papa alakaʻi semiconductor
Nā poʻomanaʻo hoʻolele uila
Nā mea ʻike infrared a me ka ʻūhā
Nā lako kamaʻilio a me ka hoʻopili
Nā mea hoʻohui Aerospace a me nā pā