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Class 1 Tungsten vs. C96900 Copper-nickel

Class 1 tungsten belongs to the otherwise unclassified metals classification, while C96900 copper-nickel belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is class 1 tungsten and the bottom bar is C96900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 250
120
Elongation at Break, % 5.7
4.5
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 98
45
Tensile Strength: Ultimate (UTS), MPa 860
850
Tensile Strength: Yield (Proof), MPa 580
830

Thermal Properties

Latent Heat of Fusion, J/g 160
210
Specific Heat Capacity, J/kg-K 120
380
Thermal Expansion, µm/m-K 5.1
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.4
9.2

Otherwise Unclassified Properties

Density, g/cm3 15
8.8
Embodied Carbon, kg CO2/kg material 22
4.6
Embodied Energy, MJ/kg 340
72
Embodied Water, L/kg 140
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
38
Resilience: Unit (Modulus of Resilience), kJ/m3 660
2820
Stiffness to Weight: Axial, points 9.6
7.7
Stiffness to Weight: Bending, points 14
19
Strength to Weight: Axial, points 16
27
Strength to Weight: Bending, points 14
23
Thermal Shock Resistance, points 48
30

Alloy Composition

Copper (Cu), % 0
73.6 to 78
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.3
Tin (Sn), % 0
7.5 to 8.5
Tungsten (W), % 90
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5