Answer
A cikin mahallin iskar gas 'mai tsami' na karkashin teku mai dauke da $\ rubutu{H}_2\rubutu{S}$, daidaitattun bakin karfe suna da kusanci ga Sulfide Stress Cracking (SSC). Elgiloy (Co-Cr-Ni-Mo alloy) da MP35N sun cika ka'idojin NACE MR0175 don waɗannan sharuɗɗan. Waɗannan allunan suna da juriya na lalata na ban mamaki kuma ana iya ɗora su da aiki da kuma tsufa zuwa ƙarfin juriya fiye da $250 $ ksi. Don zoben da ke riƙe da karkace, wannan yana ba da damar ƙarfin tuƙi mai girma a cikin madaidaicin tsagi. Juriyarsu ga ɓarkewar damuwa da ke haifar da hydrogen (HISC) da ƙarancin gajiya ya sa su zama ma'auni na zinariya don kayan aikin ƙasa na dindindin inda gazawar zai haifar da ayyukan 'kamun kifi' na dala miliyan da yawa don dawo da kayan aiki.
