Physical Properties of Cobalt and Yttrium
Physical Properties
Melting Point
1,495.00 °C
29
1,523.00 °C
27
Boiling Point
2,870.00 °C
34
3,337.00 °C
21
Appearance
Physical State
Solid
Solid
Color
Gray
Silvery White
Luster
Metallic
NA
Hardness
Mohs Hardness
5.00
8
Not Available
Brinell Hardness
470.00 MPa
26
589.00 MPa
22
Vickers Hardness
1,043.00 MPa
11
Not Available
Speed of Sound
4,720.00 m/s
14
3,300.00 m/s
23
Optical Properties
Reflectivity
67.00 %
11
Not Available
Allotropes
Yes
No
α Allotropes
α-Cobalt
Not Available
β Allotropes
β-Cobalt
Not Available
γ Allotropes
Not Available
Not Available
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