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Grade N12MV Nickel vs. R30001 Cobalt

Grade N12MV nickel belongs to the nickel alloys classification, while R30001 cobalt belongs to the cobalt alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade N12MV nickel and the bottom bar is R30001 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 6.8
1.0
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 84
86
Tensile Strength: Ultimate (UTS), MPa 600
620

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1620
1530
Melting Onset (Solidus), °C 1570
1260
Specific Heat Capacity, J/kg-K 390
430
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Density, g/cm3 9.2
9.0
Embodied Carbon, kg CO2/kg material 16
8.9
Embodied Energy, MJ/kg 200
130
Embodied Water, L/kg 260
460

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
18
Thermal Shock Resistance, points 19
19

Alloy Composition

Carbon (C), % 0 to 0.12
2.0 to 3.0
Chromium (Cr), % 0 to 1.0
28 to 32
Cobalt (Co), % 0
43 to 59
Iron (Fe), % 4.0 to 6.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 26 to 30
0 to 1.0
Nickel (Ni), % 60.2 to 69.8
0 to 3.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0
11 to 13
Vanadium (V), % 0.2 to 0.6
0