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Type 3 Niobium vs. C95200 Bronze

Type 3 niobium belongs to the otherwise unclassified metals classification, while C95200 bronze belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is Type 3 niobium and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
120
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 23
29
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 38
42
Tensile Strength: Ultimate (UTS), MPa 220
520
Tensile Strength: Yield (Proof), MPa 140
190

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Specific Heat Capacity, J/kg-K 270
430
Thermal Conductivity, W/m-K 42
50
Thermal Expansion, µm/m-K 7.3
18

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.3
Embodied Water, L/kg 160
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
120
Resilience: Unit (Modulus of Resilience), kJ/m3 93
170
Stiffness to Weight: Axial, points 6.8
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.2
17
Strength to Weight: Bending, points 9.5
17
Thermal Diffusivity, mm2/s 18
14
Thermal Shock Resistance, points 21
19

Alloy Composition

Aluminum (Al), % 0
8.5 to 9.5
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
86 to 89
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.0050
2.5 to 4.0
Molybdenum (Mo), % 0 to 0.010
0
Nickel (Ni), % 0 to 0.0050
0
Niobium (Nb), % 98.6 to 99.2
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.015
0
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.030
0
Zirconium (Zr), % 0.8 to 1.2
0
Residuals, % 0
0 to 1.0