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EN 2.4964 Cobalt vs. PES

EN 2.4964 cobalt and PES belong to fundamentally different material chemistries. EN 2.4964 cobalt is a metal, while PES is a polymeric material. Therefore, their performance will be even more dissimilar than would be suggested by the difference in properties. There are 13 material properties with values for both materials. Properties with values for just one material (32, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
2.6
Elongation at Break, % 40
65
Tensile Strength: Ultimate (UTS), MPa 960
87

Thermal Properties

Specific Heat Capacity, J/kg-K 400
1100
Thermal Conductivity, W/m-K 15
0.18
Thermal Expansion, µm/m-K 12
53

Otherwise Unclassified Properties

Density, g/cm3 9.6
1.4

Common Calculations

Stiffness to Weight: Axial, points 13
1.1
Stiffness to Weight: Bending, points 21
33
Strength to Weight: Axial, points 28
18
Strength to Weight: Bending, points 23
32
Thermal Diffusivity, mm2/s 3.9
0.12
Thermal Shock Resistance, points 25
45