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EN 1.5113 Steel vs. R30012 Cobalt

EN 1.5113 steel belongs to the iron alloys classification, while R30012 cobalt belongs to the cobalt alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.5113 steel and the bottom bar is R30012 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 11 to 18
1.0
Fatigue Strength, MPa 220 to 470
320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
86
Tensile Strength: Ultimate (UTS), MPa 580 to 900
830
Tensile Strength: Yield (Proof), MPa 320 to 770
650

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1280
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 52
15
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
1.8

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.4
8.3
Embodied Energy, MJ/kg 19
120
Embodied Water, L/kg 48
480

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 96
7.7
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 1570
960
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21 to 32
26
Strength to Weight: Bending, points 20 to 27
22
Thermal Diffusivity, mm2/s 14
3.8
Thermal Shock Resistance, points 17 to 26
23

Alloy Composition

Carbon (C), % 0 to 0.1
1.4 to 2.0
Chromium (Cr), % 0
27 to 32
Cobalt (Co), % 0
47.5 to 64.1
Iron (Fe), % 97 to 97.5
0 to 3.0
Manganese (Mn), % 1.6 to 1.8
0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 3.0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.9 to 1.1
0 to 2.0
Sulfur (S), % 0 to 0.025
0
Tungsten (W), % 0
7.5 to 9.5