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R30006 Cobalt vs. C17510 Copper

R30006 cobalt belongs to the cobalt alloys classification, while C17510 copper belongs to the copper alloys. There are 26 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 R30006 cobalt and the bottom bar is C17510 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 1.0
5.4 to 37
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 85
44
Tensile Strength: Ultimate (UTS), MPa 900
310 to 860
Tensile Strength: Yield (Proof), MPa 540
120 to 750

Thermal Properties

Latent Heat of Fusion, J/g 320
220
Melting Completion (Liquidus), °C 1400
1070
Melting Onset (Solidus), °C 1290
1030
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 15
210
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
22 to 54
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
23 to 54

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 7.8
4.2
Embodied Energy, MJ/kg 110
65
Embodied Water, L/kg 500
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.8
39 to 92
Resilience: Unit (Modulus of Resilience), kJ/m3 670
64 to 2410
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 29
9.7 to 27
Strength to Weight: Bending, points 24
11 to 23
Thermal Diffusivity, mm2/s 3.9
60
Thermal Shock Resistance, points 26
11 to 30

Alloy Composition


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Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.2 to 0.6
Carbon (C), % 0.9 to 1.4
0
Chromium (Cr), % 27 to 32
0
Cobalt (Co), % 48.6 to 68.1
0 to 0.3
Copper (Cu), % 0
95.9 to 98.4
Iron (Fe), % 0 to 3.0
0 to 0.1
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 3.0
1.4 to 2.2
Silicon (Si), % 0 to 2.0
0 to 0.2
Tungsten (W), % 4.0 to 6.0
0
Residuals, % 0
0 to 0.5