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EN 2.4964 Cobalt vs. Commercially Pure Zinc

EN 2.4964 cobalt belongs to the cobalt alloys classification, while commercially pure zinc belongs to the zinc alloys. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is commercially pure zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
87
Elongation at Break, % 40
38
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 86
35
Tensile Strength: Ultimate (UTS), MPa 960
97
Tensile Strength: Yield (Proof), MPa 390
79

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Melting Completion (Liquidus), °C 1630
410
Melting Onset (Solidus), °C 1550
400
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
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

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
34
Resilience: Unit (Modulus of Resilience), kJ/m3 340
36
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 28
4.1
Strength to Weight: Bending, points 23
7.1
Thermal Diffusivity, mm2/s 3.9
44
Thermal Shock Resistance, points 25
3.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
0 to 0.080
Iron (Fe), % 0 to 3.0
0 to 0.020
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 14 to 16
0
Zinc (Zn), % 0
99.827 to 100