MakeItFrom.com
Menu (ESC)

C19025 Copper vs. R30816 Cobalt

C19025 copper belongs to the copper alloys classification, while R30816 cobalt belongs to the cobalt alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C19025 copper and the bottom bar is R30816 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 8.0 to 17
23
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 43
81
Tensile Strength: Ultimate (UTS), MPa 480 to 620
1020

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Melting Completion (Liquidus), °C 1080
1540
Melting Onset (Solidus), °C 1020
1460
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 160
13
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 8.9
9.1
Embodied Carbon, kg CO2/kg material 2.8
20
Embodied Energy, MJ/kg 44
320
Embodied Water, L/kg 320
440

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 15 to 19
31
Strength to Weight: Bending, points 15 to 18
25
Thermal Diffusivity, mm2/s 47
3.3
Thermal Shock Resistance, points 17 to 22
28

Alloy Composition

Carbon (C), % 0
0.32 to 0.42
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
40 to 49.8
Copper (Cu), % 97.1 to 98.5
0
Iron (Fe), % 0
0 to 5.0
Manganese (Mn), % 0
1.0 to 2.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0.8 to 1.2
19 to 21
Niobium (Nb), % 0
3.5 to 4.5
Phosphorus (P), % 0.030 to 0.070
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 0
3.5 to 4.5
Tin (Sn), % 0.7 to 1.1
0
Tungsten (W), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.3
0