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C17510 Copper vs. R30001 Cobalt

C17510 copper belongs to the copper alloys classification, while R30001 cobalt belongs to the cobalt alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C17510 copper and the bottom bar is R30001 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 5.4 to 37
1.0
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
86
Tensile Strength: Ultimate (UTS), MPa 310 to 860
620

Thermal Properties

Latent Heat of Fusion, J/g 220
310
Melting Completion (Liquidus), °C 1070
1530
Melting Onset (Solidus), °C 1030
1260
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 210
15
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22 to 54
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 23 to 54
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.9
9.0
Embodied Carbon, kg CO2/kg material 4.2
8.9
Embodied Energy, MJ/kg 65
130
Embodied Water, L/kg 310
460

Common Calculations

Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 9.7 to 27
19
Strength to Weight: Bending, points 11 to 23
18
Thermal Diffusivity, mm2/s 60
3.7
Thermal Shock Resistance, points 11 to 30
19

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 0.2 to 0.6
0
Carbon (C), % 0
2.0 to 3.0
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0 to 0.3
43 to 59
Copper (Cu), % 95.9 to 98.4
0
Iron (Fe), % 0 to 0.1
0 to 3.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 1.4 to 2.2
0 to 3.0
Silicon (Si), % 0 to 0.2
0 to 2.0
Tungsten (W), % 0
11 to 13
Residuals, % 0 to 0.5
0