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Type 1 Niobium vs. C62300 Bronze

Type 1 niobium belongs to the otherwise unclassified metals classification, while C62300 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 Type 1 niobium and the bottom bar is C62300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
18 to 32
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 38
43
Tensile Strength: Ultimate (UTS), MPa 140
570 to 630
Tensile Strength: Yield (Proof), MPa 82
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 320
230
Specific Heat Capacity, J/kg-K 270
440
Thermal Conductivity, W/m-K 52
54
Thermal Expansion, µm/m-K 7.3
18

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.3
Embodied Water, L/kg 160
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
95 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 32
240 to 430
Stiffness to Weight: Axial, points 6.8
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 4.6
19 to 21
Strength to Weight: Bending, points 7.1
18 to 20
Thermal Diffusivity, mm2/s 23
15
Thermal Shock Resistance, points 13
20 to 22

Alloy Composition

Aluminum (Al), % 0
8.5 to 10
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
83.2 to 89.5
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.0050
2.0 to 4.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0 to 0.010
0
Nickel (Ni), % 0 to 0.0050
0 to 1.0
Niobium (Nb), % 99.7 to 100
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.015
0
Silicon (Si), % 0 to 0.0050
0 to 0.25
Tantalum (Ta), % 0 to 0.1
0
Tin (Sn), % 0
0 to 0.6
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.030
0
Zirconium (Zr), % 0 to 0.020
0
Residuals, % 0
0 to 0.5