| As-cast alloys & alloy designations | R (Å) | Lattice parameter (Å) | RMS/R (%) |
| NbTaTiZr (C4) | 1.4605 | 3.3728 | 4.67 |
| NbTaTiZrHf (C5) | 1.4744 | 3.4051 | 4.97 |
| NbTaTiZrHfV (C6) | 1.4535 | 3.3567 | 6.12 |
| NbTaTiZrHfVMo (C7) | 1.4343 | 3.2988 | 6.48 |