As-cast alloys

T_c (K)

Overall e/a

Phases

e/a

NbTaTiZr (C4)

8.29

4.50

White (Nb-Ta rich)

4.559

Black (Ti-Zr)

4.375

NbTaTiZrHf (C5)

7.12

4.40

White (Nb-Ta rich)

4.484

Black (Hf-Zr rich)

4.310

NbTaTiZrHfV (C6)

5.09

4.50

White (Nb-Ta rich)

4.531

Black (Hf-Zr rich)

4.401

NbTaTiZrHfVMo (C7)

N.A.

4.70

White (Nb-Mo-Ta rich)

4.764

Gray (Hf-Zr rich)

4.506

Black (Hf-Zr rich)

4.460

NbTaTiZrFe

6.87

5.20

White (Nb-Ta rich)

4.884

Gray (Zr-Fe rich)

5.474

Black (Ti-Zr rich)

4.905

NbTaTiZrGe

8.46

4.40

White (Nb-Ta rich)

4.835

Gray (Ti rich)

4.299

Black (Ge rich)

4.301

NbTaTiZrGeV

8.40

4.50

White (Nb-Ta rich)

4.834

Gray (Ti-V rich)

4.626

Black (Zr-Ge rich)

4.144

NbTaTiZrSiV

4.29

4.50

White (Nb-Ta rich)

4.675

Gray (Ti-V rich)

4.549

Black (Zr-Si rich)

4.314

NbTaTiZrSiGe

7.40

4.33

White (Nb-Ta rich)

4.779

Gray (Nb-Zr-Ge rich)

4.303

Black (Si rich)

4.213

NbTaTiZrSiGeV

N.A.*

4.43

White (Ta-V rich)

4.758

Gray (V rich)

4.747

Black (Si rich)

4.257

NbTaMoW

N.A.*

5.5

White (Ta-W rich)

5.524

Black (Nb-Mo rich)

5.472

NbTaMoWV

N.A.*

5.4

White (Ta-W rich)

5.450

Black (Nb-V rich)

5.288