4J45 alloy waya ne mai sarrafawa thermal faɗaɗa Fe-Ni gami wanda ya ƙunshi kusan 45% nickel. An ƙirƙira shi don aikace-aikacen da ke buƙatar kwanciyar hankali mai girma da hatimin hermetic, musamman inda dacewa da zafi da gilashi ko yumbu ke da mahimmanci. Wannan kayan yana da kyau don amfani a cikin firam ɗin jagorar semiconductor, ɗakunan firikwensin, da marufi na lantarki mai inganci.
Nickel (Ni): ~45%
Iron (Fe): Balance
Abubuwan da aka gano: Mn, Si, C
CTE (Coefficient of thermal Expansion, 20-300°C):~7.5 × 10⁻⁶ /°C
Yawan yawa:~8.2g/cm³
Juriya na Lantarki:~0.55 μΩ·m
Ƙarfin Ƙarfafawa:≥ 450 MPa
Abubuwan Magnetic:Magnetic mai rauni
Tsawon diamita: 0.02 mm - 3.0 mm
Ƙarshen saman: mai haske / oxide-free
Samfurin samarwa: Spools, coils, yanke tsayi
Halin isarwa: Annealed ko sanyi-ja
Akwai ma'auni na al'ada
Matsakaicin faɗaɗa zafin zafi mai daidaita gilashin/ yumbura
Kyakkyawan hatimi da halayen haɗin gwiwa
Kyakkyawan weldability da juriya na lalata
Kwanciyar kwanciyar hankali a ƙarƙashin hawan keken zafi
Ya dace da microelectronics da na'urorin gani
Hermetic hatimi ga semiconductors
Gidajen firikwensin infrared
Relay casings da na'urorin lantarki
Gilashi-zuwa-karfe hatimi a cikin abubuwan sadarwa
Fakitin-aji Aerospace da haši
Marufi da aka rufe ko filastik spool marufi
Alamar al'ada da zaɓuɓɓukan yawa akwai
Bayarwa: 7-15 kwanakin aiki
Hanyoyin jigilar kayayyaki: Jirgin sama, jigilar ruwa, jigilar kaya
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