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R05200 Tantalum vs. AWS BVAu-4

Both R05200 tantalum and AWS BVAu-4 are otherwise unclassified metals. There are 13 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R05200 tantalum and the bottom bar is AWS BVAu-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.34
0.4
Shear Modulus, GPa 69
41
Tensile Strength: Ultimate (UTS), MPa 210 to 540
190

Thermal Properties

Latent Heat of Fusion, J/g 140
100
Specific Heat Capacity, J/kg-K 140
190
Thermal Expansion, µm/m-K 6.5
14

Otherwise Unclassified Properties

Density, g/cm3 17
17

Common Calculations

Stiffness to Weight: Axial, points 6.2
3.6
Stiffness to Weight: Bending, points 11
9.3
Strength to Weight: Axial, points 3.6 to 9.0
3.0
Strength to Weight: Bending, points 4.8 to 8.8
4.2
Thermal Shock Resistance, points 13 to 32
8.7

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0 to 0.010
0 to 0.0050
Gold (Au), % 0
81.5 to 82.5
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0
Lead (Pb), % 0
0 to 0.0020
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
17.5 to 18.5
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.015
0
Phosphorus (P), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 99.8 to 100
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.0010