Answer
Elgiloy (cobalt-chromium-nickel alloy, UNS R30003) yana ba da mafi girman matakin juriyar lalata don zoben riƙewa. Yana da kusan rashin kariya daga kumburin hydrogen kuma yana da juriya na musamman ga lalatawar damuwa a yanayin sulfide da chloride. Mechanically, Elgiloy yana ba da mafi girman modul na elasticity ($ 28.5 \ sau 10 ^ 6 $ psi) kuma ana iya magance zafi zuwa taurin 45-55 HRC. Yana kiyaye waɗannan kaddarorin daga yanayin zafi na cryogenic har zuwa $850^{\circ}F$. Wannan ya sa ya dace don kayan aikin mai na ƙasa da famfunan sinadarai inda 17-7PH ko 316SS zai gaza saboda harin sinadarai. Babban hasara shine tsadar kayan abu, wanda yawanci yana iyakance amfani da shi zuwa mahimman aminci na jirgin sama ko ƙayyadaddun kayan aikin cikin teku.
