Mechanical Properties of Neptunium and Neptunium
Density
  
  
Density At Room Temperature
19.38 g/cm
3
  
14
19.38 g/cm
3
  
14
Viscosity
Not Available
  
Not Available
  
Vapor Pressure
  
  
Elasticity properties
  
  
Poisson Ratio
Not Available
  
Not Available
  
Other Mechanical Properties
Ductile
  
Ductile