Niobium is a light gray, crystalline, and highly ductile transition metal known for its excellent strength, corrosion resistance, and superconducting properties. It is widely used in the steel industry to produce highstrength, lowalloy steels, and it also plays important roles in the medical, aerospace, and optics sectors.
Niobium, along with its compounds and alloys, is a key material for advanced thinfilm and semiconductor manufacturing. It is commonly used to produce sputtering targets and a variety of components for semiconductor devices, optical coatings, and wearresistant equipment. Its stability, purity, and performance make it wellsuited for demanding applications in modern electronics and hightechnology fabrication processes.
General Properties
| Properties | Value |
| Symbol | Nb |
| CAS Number | 7440-03-1 |
| EINECS Number | 231-113-5 |
| Atomic Number | 41 |
| Atomic Weight | 92.9064 |
| Density | 8.57 g/cc |
| Melting Point | 2477 °C |
| Boiling Point | 4744 °C |
| Thermal Conductivity | 53.7 W/(m⋅K) |
| Electrical Resistivity | 152 nΩ⋅m (at 0 °C) |
| Electronegativity | Pauling scale: 1.6 |
| Heat of Vaporization | 689.9 kJ/mol |
| Heat of Fusion | 30 kJ/mol |
Product Availability
We provide Niobium (Nb) metal and components tailored for semiconductor and industrial requirements.
| Purity | Up to 99.99% (4N) |
| Forms | Pellets, rods or other forms and sizes or parts |
| Package | Vacuum-sealed |
If you require any of this metal, please contact our sales team for details at sales@american-gmg.com.