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Type 1 Niobium vs. CC140C Copper

Type 1 niobium belongs to the otherwise unclassified metals classification, while CC140C copper 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 1 niobium and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 79
110
Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 29
11
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 38
44
Tensile Strength: Ultimate (UTS), MPa 140
340
Tensile Strength: Yield (Proof), MPa 82
230

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 52
310
Thermal Expansion, µm/m-K 7.3
17

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.9
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
34
Resilience: Unit (Modulus of Resilience), kJ/m3 32
220
Stiffness to Weight: Axial, points 6.8
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 4.6
10
Strength to Weight: Bending, points 7.1
12
Thermal Diffusivity, mm2/s 23
89
Thermal Shock Resistance, points 13
12

Alloy Composition

Carbon (C), % 0 to 0.010
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 0
98.8 to 99.6
Hafnium (Hf), % 0 to 0.020
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.0050
0
Molybdenum (Mo), % 0 to 0.010
0
Nickel (Ni), % 0 to 0.0050
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
Tantalum (Ta), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0 to 0.030
0
Zirconium (Zr), % 0 to 0.020
0