Answer
Inconel X-750 (UNS N07750) shine gawa na nickel-chromium wanda aka yi da hazo-mai tauri ta hanyar kari na Aluminum da Titanium. A cikin mahalli na cikin teku, an zaɓi shi don rigakafinta ga lalatawar damuwa na chloride-ion da ikonsa na kula da kaddarorin injina a cikin mahalli mai tsami ($H_2S$). Dole ne a kula da kayan zafi ta kowane ma'auni na NACE MR0175 don tabbatar da iyakar taurin 35 HRC, yana hana haɓakar hydrogen. Dole ne a yi amfani da modul ɗinsa na elasticity $E \ kusan 213$ GPa a duk lissafin ƙimar bazara, wanda ya ɗan fi ƙarfin carbon.