Niobium-raws li Alloy

C-103 yog niobium alloy uas muaj 89% niobium, 10% hafnium, thiab 1% titanium uas yog siv rau hauv cov kua foob pob ua ntxaij booster nozzles, xws li lub ntsiab cav ntawm Apollo lunar module. Lub Apollo Service Module siv lwm niobium alloy. Vim tias niobium pib oxidize saum toj 400 degree, txheej tiv thaiv yog siv rau nws qhov chaw kom tiv thaiv nws los ntawm nkig.