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R05400 Tantalum vs. C53800 Bronze

R05400 tantalum belongs to the otherwise unclassified metals classification, while C53800 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R05400 tantalum and the bottom bar is C53800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 1.1 to 28
2.3
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 69
40
Tensile Strength: Ultimate (UTS), MPa 210 to 540
830
Tensile Strength: Yield (Proof), MPa 140 to 390
660

Thermal Properties

Latent Heat of Fusion, J/g 140
190
Specific Heat Capacity, J/kg-K 140
360
Thermal Conductivity, W/m-K 59
61
Thermal Expansion, µm/m-K 6.5
18

Otherwise Unclassified Properties

Density, g/cm3 17
8.7
Embodied Water, L/kg 650
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 53
18
Resilience: Unit (Modulus of Resilience), kJ/m3 50 to 420
2020
Stiffness to Weight: Axial, points 6.2
6.8
Stiffness to Weight: Bending, points 11
18
Strength to Weight: Axial, points 3.6 to 9.0
26
Strength to Weight: Bending, points 4.8 to 8.8
22
Thermal Diffusivity, mm2/s 25
19
Thermal Shock Resistance, points 13 to 32
31

Alloy Composition

Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
85.1 to 86.5
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.030
Lead (Pb), % 0
0.4 to 0.6
Manganese (Mn), % 0
0 to 0.060
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0 to 0.030
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
Tantalum (Ta), % 99.7 to 100
0
Tin (Sn), % 0
13.1 to 13.9
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.12
Residuals, % 0
0 to 0.2