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R30605 Cobalt vs. Z13004 Zinc

R30605 cobalt belongs to the cobalt alloys classification, while Z13004 zinc belongs to the zinc 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 R30605 cobalt and the bottom bar is Z13004 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
87
Elongation at Break, % 34
30
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 81
35
Tensile Strength: Ultimate (UTS), MPa 1130 to 1900
93
Tensile Strength: Yield (Proof), MPa 470 to 1600
76

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Melting Completion (Liquidus), °C 1410
410
Melting Onset (Solidus), °C 1330
390
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 9.6
110
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
37

Otherwise Unclassified Properties

Density, g/cm3 9.6
6.6
Embodied Carbon, kg CO2/kg material 9.8
2.8
Embodied Energy, MJ/kg 140
53
Embodied Water, L/kg 450
340

Common Calculations

Stiffness to Weight: Axial, points 12
7.4
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 33 to 55
3.9
Strength to Weight: Bending, points 25 to 36
7.0
Thermal Diffusivity, mm2/s 2.5
44
Thermal Shock Resistance, points 31 to 52
2.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.0030
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 57
0
Copper (Cu), % 0
0 to 0.0030
Iron (Fe), % 0 to 3.0
0 to 0.0030
Lead (Pb), % 0
0 to 0.0030
Manganese (Mn), % 1.0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
99.985 to 100