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Mechanical Properties of Neptunium and Tantalum


Mechanical Properties of Tantalum and Neptunium


Mechanical

Density
  
  

Density At Room Temperature
19.38 g/cm3  
14
16.69 g/cm3  
18

Density When Liquid (at m.p.)
20.25 g/cm3  
10
15.00 g/cm3  
23

Tensile Strength
125.00 MPa  
26
180.00 MPa  
20

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.11 (Pa)  
17
0.00 (Pa)  
99+

Elasticity properties
  
  

Shear Modulus
5.60 GPa  
99+
69.00 GPa  
13

Bulk Modulus
180.00 GPa  
9
200.00 GPa  
8

Young's Modulus
46.00 GPa  
99+
186.00 GPa  
14

Poisson Ratio
0.26  
22
0.34  
10

Other Mechanical Properties
Ductile  
Ductile  

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