MakeItFrom.com
Menu (ESC)

EN 2.4654 Nickel vs. R30021 Cobalt

EN 2.4654 nickel belongs to the nickel alloys classification, while R30021 cobalt belongs to the cobalt alloys. They have 41% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 2.4654 nickel and the bottom bar is R30021 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 17
9.0
Fatigue Strength, MPa 460
250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
86
Tensile Strength: Ultimate (UTS), MPa 1250
700
Tensile Strength: Yield (Proof), MPa 850
500

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Melting Completion (Liquidus), °C 1390
1350
Melting Onset (Solidus), °C 1330
1190
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.4
Embodied Carbon, kg CO2/kg material 10
8.0
Embodied Energy, MJ/kg 150
110
Embodied Water, L/kg 340
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
57
Resilience: Unit (Modulus of Resilience), kJ/m3 1810
570
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 42
23
Strength to Weight: Bending, points 31
21
Thermal Diffusivity, mm2/s 3.3
3.8
Thermal Shock Resistance, points 37
21

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.020 to 0.1
0.2 to 0.35
Chromium (Cr), % 18 to 21
26 to 29
Cobalt (Co), % 12 to 15
61.7 to 67.3
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 2.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.5 to 5.0
4.5 to 6.0
Nickel (Ni), % 50.6 to 62.5
2.0 to 3.0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.15
0 to 1.5
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 2.8 to 3.3
0
Zirconium (Zr), % 0.020 to 0.080
0