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C12600 Copper vs. Class 4 Tungsten

C12600 copper belongs to the copper alloys classification, while class 4 tungsten belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C12600 copper and the bottom bar is class 4 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
270
Elongation at Break, % 56
2.3
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 56
110
Tensile Strength: Ultimate (UTS), MPa 270
790
Tensile Strength: Yield (Proof), MPa 69
580

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Specific Heat Capacity, J/kg-K 390
130
Thermal Conductivity, W/m-K 130
30
Thermal Expansion, µm/m-K 17
4.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
17
Electrical Conductivity: Equal Weight (Specific), % IACS 29
9.7

Otherwise Unclassified Properties

Density, g/cm3 8.9
16
Embodied Carbon, kg CO2/kg material 2.6
24
Embodied Energy, MJ/kg 41
360
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
16
Resilience: Unit (Modulus of Resilience), kJ/m3 21
620
Stiffness to Weight: Axial, points 7.2
9.6
Stiffness to Weight: Bending, points 18
14
Strength to Weight: Axial, points 8.2
14
Strength to Weight: Bending, points 10
12
Thermal Diffusivity, mm2/s 39
15
Thermal Shock Resistance, points 9.5
46

Alloy Composition

Copper (Cu), % 99.5 to 99.8
0
Phosphorus (P), % 0.2 to 0.4
0
Tungsten (W), % 0
97
Residuals, % 0
3.0