Official Answer
Answer
Karfe carbon shine mafi tattalin arziki. Bakin karfe yana ƙara matsakaicin ƙima, yayin da superalloys kamar Inconel, Elgiloy, da Hastelloy suna ƙaruwa da tsadar kayayyaki saboda ƙayyadaddun kayan aiki da sarrafa abubuwa.
