Izuba Rirashe ritanga umurongo wo kuruhande hamwe nuburyo bukurikira kugirango uhuze porogaramu zitandukanye kubisunika:

1, Amashanyarazi

2, icyuma cya Manganese

3, ibyuma bya Martensitike

4, Chrome icyuma cyera

5, Bi-ibyuma bigize (Ubuzima bwagutse)

Nyamuneka twandikire kugirango ubone ibisobanuro birambuye.