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C53400 Bronze vs. R05400 Tantalum

C53400 bronze belongs to the copper alloys classification, while R05400 tantalum belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is C53400 bronze and the bottom bar is R05400 tantalum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 42
69
Tensile Strength: Ultimate (UTS), MPa 330 to 720
210 to 540

Thermal Properties

Latent Heat of Fusion, J/g 200
140
Specific Heat Capacity, J/kg-K 380
140
Thermal Conductivity, W/m-K 69
59
Thermal Expansion, µm/m-K 18
6.5

Otherwise Unclassified Properties

Density, g/cm3 8.9
17
Embodied Water, L/kg 350
650

Common Calculations

Stiffness to Weight: Axial, points 7.0
6.2
Stiffness to Weight: Bending, points 18
11
Strength to Weight: Axial, points 10 to 22
3.6 to 9.0
Strength to Weight: Bending, points 12 to 20
4.8 to 8.8
Thermal Diffusivity, mm2/s 21
25
Thermal Shock Resistance, points 12 to 26
13 to 32

Alloy Composition

Carbon (C), % 0
0 to 0.010
Copper (Cu), % 91.8 to 95.7
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.1
0 to 0.010
Lead (Pb), % 0.8 to 1.2
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 0.030
Phosphorus (P), % 0.030 to 0.35
0
Silicon (Si), % 0
0 to 0.0050
Tantalum (Ta), % 0
99.7 to 100
Tin (Sn), % 3.5 to 5.8
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0