Ho na le likete tsa limaraka tsa tšepe ea alloy le lintlha tse mashome a likete tse sebelisoang machabeng. Sephetho sa tšepe ea alloy se etsa hoo e ka bang 10% ea kakaretso ea tšepe. Ke thepa ea bohlokoa ea tšepe e sebelisoang haholo kahong ea moruo oa naha le kaho ea tšireletso ea naha.
Ho tloha lilemong tsa bo-1970, nts'etsopele ea alloylitšepe tse matla hahololefatshe ka bophara le kene nakong e ntjha. Ho ipapisitsoe le thekenoloji e laoloang ea thekenoloji le metallurgy ea microalloying, litšepe tsa sejoale-joale tse matla a tlase, e leng li-microalloyed steels, li thehile mohopolo o mocha.
Lilemong tsa bo-1980, nts'etsopele ea mefuta e fapaneng e kenyelletsang mefuta e mengata ea masimo a indasteri le sehlopha sa lisebelisoa tse khethehileng e fihlile tlhōrōng ea eona ka thuso ea katleho ea theknoloji ea metallurgical process.In the four-in-one relationship of chemical composition-process-structure-performance ea tšepe, boemo bo ka sehloohong ba sebopeho sa tšepe le sebopeho sa micro-fine se totobatsoa ka lekhetlo la pele. E boetse e bontša hore lipatlisiso tsa motheo tsa tšepe ea alloy e tlaase e se e holile ebile e e-s'o ka e e-ba teng pele.Khopolo e ncha eamoralo oa motsoako.