Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: An gina Tejas ne da gami na aluminium-lithium, kayan haɗin carbon-fiber, da gami na titanium. Abubuwan da aka haɗa sun ƙunshi kashi 45% na jirgin sama ta hanyar nauyi da kashi 95% ta hanyar surface. Ana yin fatar fuka-fuki na sama da na ƙasa daga yanki ɗaya na polymer da aka ƙarfafa da fiber carbon. Ana kuma yin fuka-fuki da fuka-fuki na fuka-fuki daga carbon composites. Kashi na carbon composites a cikin jirgin sama ta hanyar nauyi ya tashi daga 30% a cikin masu nuna fasahar zuwa 42% a cikin motocin samfurori. A yi na elevons, tailfin, rudder, iska birki da kuma saukowa kaya kofofin amfani co-cured da kuma co-bonded masana'antu dabaru. An yi radome daga Kevlar, yayin da aka yi ƙarshen fin daga filastik da aka ƙarfafa da fiber gilashi. Ana amfani da kayan haɗin gwiwa don yin jirgin sama mai sauƙi idan aka kwatanta da ƙirar ƙarfe gaba ɗaya, kuma yawan amfani da LCA na kayan haɗin carbon-fiber yana ɗaya daga cikin mafi girma a tsakanin jiragen sama na zamani na aji. Ban da sa jirgin ya fi sauƙi, akwai kuma ƙananan haɗin gwiwa ko rivets, wanda ke ƙara amincin jirgin sama kuma yana rage saurin lalacewar gajiya. Fuka-fuki da fin na mahaɗin-delta jirgin sama an yi su ne da sinadarin carbon-fiber-reinforced polymer, kuma an tsara su ne don samar da tsarin mafi karancin nauyi da kuma yin aiki a matsayin tankunan mai. Tailfin wani yanki ne na tsarin ƙudan zuma, yana rage farashin masana'antu da kashi 80% idan aka kwatanta da hanyar "ragewa" ko "ragewa", wanda ya haɗa da sassaƙa daga wani ɓangaren haɗin gwal na titanium ta hanyar injin sarrafa lambobi na kwamfuta. Babu wani mai ƙera da aka sani da ya yi fuka-fuki daga yanki ɗaya.Amfani da kayan haɗin ya haifar da raguwar kashi 40% na jimlar sassan, gami da rabin adadin abubuwan da ake buƙata, idan aka kwatanta da ƙirar ƙirar ƙarfe. Ƙirƙirar da aka yi ta da abubuwa dabam-dabam ta kuma taimaka wajen guje wa ramuka 2,000 da za a iya hudawa a jikin jirgin. Gabaɗaya, an rage nauyin jirgin sama da kashi 21%. Duk da yake kowane ɗayan waɗannan abubuwan na iya rage farashin samarwa, ƙarin fa'ida <unk> da mahimmancin tanadin kuɗi <unk> shine...  Tambaya: Waɗanne karafa ake amfani da su wajen yin Tejas?
Aluminum-lithium gami, carbon-fiber composites, da kuma titanium gami