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R31233 Cobalt vs. CR006A Copper

R31233 cobalt belongs to the cobalt alloys classification, while CR006A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is R31233 cobalt and the bottom bar is CR006A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 17
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 85
43
Tensile Strength: Ultimate (UTS), MPa 1020
230
Tensile Strength: Yield (Proof), MPa 420
140

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Melting Completion (Liquidus), °C 1350
1090
Melting Onset (Solidus), °C 1330
1040
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 12
380
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Density, g/cm3 8.6
9.0
Embodied Carbon, kg CO2/kg material 8.4
2.6
Embodied Energy, MJ/kg 110
41
Embodied Water, L/kg 480
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
31
Resilience: Unit (Modulus of Resilience), kJ/m3 410
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 33
7.1
Strength to Weight: Bending, points 26
9.3
Thermal Diffusivity, mm2/s 3.2
110
Thermal Shock Resistance, points 25
8.1

Alloy Composition

Boron (B), % 0 to 0.015
0
Carbon (C), % 0.020 to 0.1
0
Chromium (Cr), % 23.5 to 27.5
0
Cobalt (Co), % 44.7 to 63.3
0
Copper (Cu), % 0
99.9 to 100
Iron (Fe), % 1.0 to 5.0
0
Manganese (Mn), % 0.1 to 1.5
0
Molybdenum (Mo), % 4.0 to 6.0
0
Nickel (Ni), % 7.0 to 11
0
Nitrogen (N), % 0.030 to 0.12
0
Oxygen (O), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.050 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.020
0
Tungsten (W), % 1.0 to 3.0
0