Ferro Niobium akafirwa Poda Poda
Inopisa yekutengesa ferro niobium akafirwa powder mutengo
Tsananguro yechigadzirwa
| Chemistry / giredhi | Fenb | Fenb | |
| Ta + NB≥ | 60 | 65 | |
| Zvishoma pane (%) | 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 | |
Chitupa:
Zvatinogona kupa:
