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AWS BVAu-8 vs. R05200 Tantalum

Both AWS BVAu-8 and R05200 tantalum 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 AWS BVAu-8 and the bottom bar is R05200 tantalum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Poisson's Ratio 0.42
0.34
Shear Modulus, GPa 36
69
Tensile Strength: Ultimate (UTS), MPa 140
210 to 540

Thermal Properties

Latent Heat of Fusion, J/g 71
140
Specific Heat Capacity, J/kg-K 140
140
Thermal Expansion, µm/m-K 14
6.5

Otherwise Unclassified Properties

Density, g/cm3 19
17

Common Calculations

Stiffness to Weight: Axial, points 3.0
6.2
Stiffness to Weight: Bending, points 8.3
11
Strength to Weight: Axial, points 2.1
3.6 to 9.0
Strength to Weight: Bending, points 3.2
4.8 to 8.8
Thermal Shock Resistance, points 7.1
13 to 32

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.010
Gold (Au), % 91 to 93
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0 to 0.0020
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 0
0 to 0.010
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Palladium (Pd), % 7.0 to 9.0
0
Phosphorus (P), % 0 to 0.0020
0
Silicon (Si), % 0
0 to 0.0050
Tantalum (Ta), % 0
99.8 to 100
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.0010
0