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R05400 Tantalum vs. C61000 Bronze

R05400 tantalum belongs to the otherwise unclassified metals classification, while C61000 bronze belongs to the copper alloys. There are 20 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 R05400 tantalum and the bottom bar is C61000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 1.1 to 28
29 to 50
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 69
42
Tensile Strength: Ultimate (UTS), MPa 210 to 540
390 to 460
Tensile Strength: Yield (Proof), MPa 140 to 390
150 to 190

Thermal Properties

Latent Heat of Fusion, J/g 140
220
Specific Heat Capacity, J/kg-K 140
420
Thermal Conductivity, W/m-K 59
69
Thermal Expansion, µm/m-K 6.5
18

Otherwise Unclassified Properties

Density, g/cm3 17
8.5
Embodied Water, L/kg 650
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 53
110 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 50 to 420
100 to 160
Stiffness to Weight: Axial, points 6.2
7.4
Stiffness to Weight: Bending, points 11
19
Strength to Weight: Axial, points 3.6 to 9.0
13 to 15
Strength to Weight: Bending, points 4.8 to 8.8
14 to 16
Thermal Diffusivity, mm2/s 25
19
Thermal Shock Resistance, points 13 to 32
14 to 16

Alloy Composition

Aluminum (Al), % 0
6.0 to 8.5
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
90.2 to 94
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.030
0
Silicon (Si), % 0 to 0.0050
0 to 0.1
Tantalum (Ta), % 99.7 to 100
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5