Ana amfani da Aluminum a cikin kwanuka, dakuna, da ƙyanƙyashe na jiragen ruwa na kasuwanci, da kuma a cikin kayan aiki, kamar tsani, dogo, grating, tagogi, da kofofi. Babban abin ƙarfafawa don yin amfani da aluminum shine ceton nauyinsa idan aka kwatanta da karfe.
Babban fa'idodin ceton nauyi a cikin nau'ikan jiragen ruwa da yawa shine haɓaka kayan aiki, haɓaka ƙarfin kayan aiki, da rage ƙarfin da ake buƙata. Tare da sauran nau'ikan tasoshin, babban fa'idar shine don ba da izinin rarraba nauyi mafi kyau, inganta kwanciyar hankali da sauƙaƙe ƙira mai inganci.
5xxx jerin gami da aka yi amfani da su don yawancin aikace-aikacen ruwa na kasuwanci sun sami ƙarfin samar da ƙarfin 100 zuwa 200 MPa. Wadannan aluminium-magnesium gami suna riƙe da kyakyawan walƙiya mai kyau ba tare da jiyya mai zafi na bayan walda ba, kuma ana iya ƙirƙira su da dabaru da kayan aiki na jirgin ruwa na yau da kullun. Aluminum-magnesium-zinc alloys masu waldawa suma suna samun kulawa a wannan filin. Juriya na lalata na 5xxx jerin gami wani babban mahimmanci ne a cikin zaɓin aluminum don aikace-aikacen ruwa. 6xxx jerin alloys, wanda aka yi amfani da su sosai don jiragen ruwa na jin daɗi, suna nuna raguwar 5 zuwa 7% a cikin gwaje-gwaje iri ɗaya.