Niobium Wire

Niobium is a silvery metal that commonly used in the medical, aerospace, and optics industries. At Fine Metals, niobium is available in  99.95% purity (excluding Tantalum).

View more details on niobium’s Safety Data Sheet.


General Properties

Symbol:  Nb
Atomic Number:  41
Atomic Weight:  92.9064
Density:  8.57 gm/cc
Melting Point:  2468 oC
Boiling Point:  4742 oC
Thermal Conductivity:  0.537 W/cm/K @ 298.2 K
Electrical Resistivity:  12.5 microhm-cm @ 0 oC
Electronegativity:  1.6 Paulings
Specific Heat:  0.064 Cal/g/K @ 25 oC
Heat of Fusion:  6.5 Cal/gm mole


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99.95% Purity excluding Tantalum

Diameter Length
.004″ up to .125″ 12″ minimum
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