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EN 2.4964 Cobalt vs. EN 1.0213 Steel

EN 2.4964 cobalt belongs to the cobalt alloys classification, while EN 1.0213 steel belongs to the iron alloys. There are 27 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 EN 2.4964 cobalt and the bottom bar is EN 1.0213 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 40
12 to 25
Fatigue Strength, MPa 220
160 to 240
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 86
73
Tensile Strength: Ultimate (UTS), MPa 960
320 to 430
Tensile Strength: Yield (Proof), MPa 390
220 to 330

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Melting Completion (Liquidus), °C 1630
1470
Melting Onset (Solidus), °C 1550
1430
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
7.9

Otherwise Unclassified Properties

Density, g/cm3 9.6
7.9
Embodied Carbon, kg CO2/kg material 9.8
1.4
Embodied Energy, MJ/kg 140
18
Embodied Water, L/kg 450
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
33 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 340
120 to 300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 28
11 to 15
Strength to Weight: Bending, points 23
13 to 16
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 25
10 to 14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.050 to 0.15
0.060 to 0.1
Chromium (Cr), % 19 to 21
0
Cobalt (Co), % 46.4 to 58
0
Iron (Fe), % 0 to 3.0
99.245 to 99.67
Manganese (Mn), % 0 to 2.0
0.25 to 0.45
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.025
Tungsten (W), % 14 to 16
0