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R30006 Cobalt vs. CC493K Bronze

R30006 cobalt belongs to the cobalt alloys classification, while CC493K bronze belongs to the copper alloys. There are 26 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 R30006 cobalt and the bottom bar is CC493K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
100
Elongation at Break, % 1.0
14
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 85
39
Tensile Strength: Ultimate (UTS), MPa 900
270
Tensile Strength: Yield (Proof), MPa 540
140

Thermal Properties

Latent Heat of Fusion, J/g 320
180
Melting Completion (Liquidus), °C 1400
960
Melting Onset (Solidus), °C 1290
880
Specific Heat Capacity, J/kg-K 450
360
Thermal Conductivity, W/m-K 15
61
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
12
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
12

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 7.8
3.3
Embodied Energy, MJ/kg 110
53
Embodied Water, L/kg 500
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.8
33
Resilience: Unit (Modulus of Resilience), kJ/m3 670
89
Stiffness to Weight: Axial, points 14
6.5
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 29
8.6
Strength to Weight: Bending, points 24
11
Thermal Diffusivity, mm2/s 3.9
19
Thermal Shock Resistance, points 26
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0.9 to 1.4
0
Chromium (Cr), % 27 to 32
0
Cobalt (Co), % 48.6 to 68.1
0
Copper (Cu), % 0
79 to 86
Iron (Fe), % 0 to 3.0
0 to 0.2
Lead (Pb), % 0
5.0 to 8.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 3.0
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0 to 2.0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
5.2 to 8.0
Tungsten (W), % 4.0 to 6.0
0
Zinc (Zn), % 0
2.0 to 5.0