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C82200 Copper vs. EN 2.4964 Cobalt

C82200 copper belongs to the copper alloys classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C82200 copper and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 8.0 to 20
40
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
86
Tensile Strength: Ultimate (UTS), MPa 390 to 660
960
Tensile Strength: Yield (Proof), MPa 210 to 520
390

Thermal Properties

Latent Heat of Fusion, J/g 220
290
Melting Completion (Liquidus), °C 1080
1630
Melting Onset (Solidus), °C 1040
1550
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 180
15
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 46
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.9
9.6
Embodied Carbon, kg CO2/kg material 4.8
9.8
Embodied Energy, MJ/kg 74
140
Embodied Water, L/kg 310
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
310
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
340
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
21
Strength to Weight: Axial, points 12 to 20
28
Strength to Weight: Bending, points 13 to 19
23
Thermal Diffusivity, mm2/s 53
3.9
Thermal Shock Resistance, points 14 to 23
25

Alloy Composition

Beryllium (Be), % 0.35 to 0.8
0
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0 to 0.3
46.4 to 58
Copper (Cu), % 97.4 to 98.7
0
Iron (Fe), % 0
0 to 3.0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 1.0 to 2.0
9.0 to 11
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 0
14 to 16
Residuals, % 0 to 0.5
0