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EN 1.3553 Steel vs. EN 2.4964 Cobalt

EN 1.3553 steel belongs to the iron alloys classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
86
Tensile Strength: Ultimate (UTS), MPa 720
960

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1620
1630
Melting Onset (Solidus), °C 1570
1550
Specific Heat Capacity, J/kg-K 440
400
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.4
9.6
Embodied Carbon, kg CO2/kg material 8.5
9.8
Embodied Energy, MJ/kg 130
140
Embodied Water, L/kg 96
450

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 24
28
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 6.4
3.9
Thermal Shock Resistance, points 21
25

Alloy Composition

Carbon (C), % 0.78 to 0.86
0.050 to 0.15
Chromium (Cr), % 3.9 to 4.3
19 to 21
Cobalt (Co), % 0
46.4 to 58
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 80.7 to 83.7
0 to 3.0
Manganese (Mn), % 0 to 0.4
0 to 2.0
Molybdenum (Mo), % 4.7 to 5.2
0
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 6.0 to 6.7
14 to 16
Vanadium (V), % 1.7 to 2.0
0