Ferro niobium ivanze ifu igiciro

Igurishwa rishyushye ferro niobium ivanze ifu igiciro
Ibisobanuro ku bicuruzwa
| Ubuhanga / Urwego | FeNb | FeNb | |
| Ta + Nb≥ | 60 | 65 | |
| Munsi ya (%) | Ta | 0.01 | 0.2 |
| Al | 1.2 | 5 | |
| Si | 1.1 | 3 | |
| C | 0.02 | 0.2 | |
| S | 0.02 | 0.1 | |
| P | 0.01 | 0.2 | |
Icyemezo:

Icyo dushobora gutanga:










