Kautaha ʻIkale alloys (EAC) ko ha tokotaha ʻoku ne tokangaʻi fakaemamani lahi ʻa e seniti ʻe nima alloys kau ai ʻa e ASTM F 15 Alloy (Kovale®) pā. ʻOku lava ke maʻu vave ʻa e lahi ʻo e pa ko e Kovar® mei he stock ʻi hono fakafolau atu he taimi pe ko ia mo e lahi ʻo e ngaahi tuʻunga angamaheni.
Kātaki ʻo fetuʻutaki ki heʻemau timi fefakatauʻaki anga fakaʻapaʻapa ke tokoni atu. Kātaki ʻo vakaiʻi pe paaki ʻemau lisi kovar stock ki heʻemau lalahi mo e meʻa ʻoku mau malavá. Ko e kautaha ʻIkale Alloys ko ha kautaha ISO kuo fakamoʻoniʻi pea kuo ne maʻu ʻa e tuʻunga maʻolunga taha ASTM F 15 Alloy pa ke laka hake 35 ngaahi taʻu.
ʻOku angamaheni ʻaki hono ʻomi ® pa Kovar ke feau ʻaki e ngaahi fie maʻu ʻa e UNS-K-94610, ASTM-F-15, AMS/MIL-i-23011. Ngaahi fakapapauʻi kehe ʻi hano kole.
Ko ʻetau ASTM F15 alloy (ko Kalevale ®) ʻoku fenapasi ʻa e bar mo e Konga 1502 ʻo e Dodd-Frank Wall Street liliu mo e maluʻi koloa ngaue ʻo e 2010 pea ʻoku DFARS talangofua ki ai. Ko e kautaha ʻIkale Alloys ko ha kautaha ISO kuo fakamoʻoniʻi pea kuo nau maʻu ʻa e tuʻunga lelei taha Kovar® pa ki he 35 ngaahi taʻu.
Kovar® pA ko ha alloy ia ʻoku faʻu ʻaki e 29% seniti ʻe nima, 17% cobalt, .2% Silikoni, .3% manganese mo e 53.5% ukamea. ʻOku ʻiloa ʻa e kovar® bar ʻi hono coefficient maʻulalo ʻo e mafola ʻa e thermal. ʻOku feʻunga ʻa e Kovar r bar ki hono fakaʻaongaʻi ʻa ia ʻoku fie maʻu ki ai ha sila fakalahi ʻi he vahaʻa ʻo e ukamea mo e ngaahi konga sioʻata. Kovar® ngataʻanga ʻoku faʻa fakaʻaongaʻi ia ʻi he sila sioʻata ʻi he ngaahi ngaue fakaʻilekitulonika. Ko e ngaahi founga angamaheni ki hono fakaʻaongaʻi ʻo e pa Kovar® ko ha meʻa fakamaʻu sioʻata-ki he-ukamea, taki e ʻesiaʻi taa, fakavaʻe fakaʻilekitulōnika, takafi, tiupi ʻuhila, kau faʻu liliu leá, teunga taʻetāú, microwave tiupi, ngaahi kofukofu hybrid, tiupi x-ray, tiupi vekiume, mo ha ngaahi foʻi ʻuhila.
ʻOku toe ʻomi foki ʻe he ʻIkale Alloys ha toe fakalahi maʻulalo ange, fakalahi ʻoku mapuleʻí, mo e konga ukamea ki he-ukamea pe taila maka sila alloys kau ai ʻa Invar®, Alloy 42, Alloy 46 Alloy, 47/50, 48, 49, mo e ʻŌkí 52. ʻE lava ʻe he EAC ʻo ʻomi ha hiki fakamakinito molu Alloy 50, Hiperco 50 & 50Ko ha, mo e Vim Var Core Iron.
Ko kovar ko ha fakaʻilonga ia kuo lesisita ʻo e NGAAHI CRS Holdings, Inc.,
ko ha subsidiary ʻo e tekinolosia ʻa e tangata tufunga Corp.