Physical Properties of Niobium and Niobium
Physical Properties
Melting Point
2,468.00 °C
6
2,468.00 °C
6
Boiling Point
2,468.00 °C
99+
2,468.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Gray
Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
6.00
6
6.00
6
Brinell Hardness
735.00 MPa
14
735.00 MPa
14
Vickers Hardness
870.00 MPa
12
870.00 MPa
12
Speed of Sound
3,480.00 m/s
21
3,480.00 m/s
21
Optical Properties
Allotropes
No
No
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
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