MakeItFrom.com
Menu (ESC)

R31539 Cobalt vs. EN 2.4816 Nickel

R31539 cobalt belongs to the cobalt alloys classification, while EN 2.4816 nickel belongs to the nickel 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 R31539 cobalt and the bottom bar is EN 2.4816 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 13 to 22
34
Fatigue Strength, MPa 310 to 480
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 86
74
Tensile Strength: Ultimate (UTS), MPa 1000 to 1340
700
Tensile Strength: Yield (Proof), MPa 590 to 940
270

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1360
1370
Melting Onset (Solidus), °C 1290
1320
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.8

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 8.2
9.0
Embodied Energy, MJ/kg 110
130
Embodied Water, L/kg 530
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 190
190
Resilience: Unit (Modulus of Resilience), kJ/m3 780 to 2000
190
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 33 to 44
23
Strength to Weight: Bending, points 27 to 32
21
Thermal Diffusivity, mm2/s 3.5
3.8
Thermal Shock Resistance, points 24 to 32
20

Alloy Composition

Aluminum (Al), % 0.3 to 1.0
0 to 0.3
Carbon (C), % 0 to 0.14
0.050 to 0.1
Chromium (Cr), % 26 to 30
14 to 17
Cobalt (Co), % 57.7 to 68.7
0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 0.75
6.0 to 10
Lanthanum (La), % 0.030 to 0.2
0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 5.0 to 7.0
0
Nickel (Ni), % 0 to 1.0
72 to 80
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0 to 0.3