Mechanical Properties of Thorium and Tantalum
Density
  
  
Density At Room Temperature
11.72 g/cm3
  
32
16.69 g/cm3
  
18
Density When Liquid (at m.p.)
Not Available
  
Tensile Strength
Not Available
  
Not Available
  
Viscosity
Not Available
  
Not Available
  
Vapor Pressure
  
  
Elasticity properties
  
  
Other Mechanical Properties
Ductile
  
Ductile