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Physical Properties of Iron and Niobium


Physical Properties of Niobium and Iron


Physical Properties

Melting Point
1,535.00 °C   
25
2,468.00 °C   
6

Boiling Point
2,750.00 °C   
37
2,468.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Gray   
Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
4.00   
10
6.00   
6

Brinell Hardness
200.00 MPa   
40
735.00 MPa   
14

Vickers Hardness
608.00 MPa   
18
870.00 MPa   
12

Speed of Sound
5,120.00 m/s   
8
3,480.00 m/s   
21

Optical Properties
  
  

Reflectivity
65.00 %   
12
Not Available   

Allotropes
Yes   
No   

α Allotropes
Ferrite (alpha Iron)   
Not Available   

β Allotropes
beta Iron   
Not Available   

γ Allotropes
gamma Iron   
Not Available   

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