Mechanical Properties of Ruthenium and Tantalum
Density
  
  
Density At Room Temperature
12.45 g/cm3
  
27
16.69 g/cm3
  
18
Density When Liquid (at m.p.)
10.65 g/cm3
  
16
Tensile Strength
Not Available
  
Not Available
  
Viscosity
Not Available
  
Not Available
  
Vapor Pressure
  
  
Elasticity properties
  
  
Other Mechanical Properties
Ductile, Malleable
  
Ductile