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AWS BCo-1 vs. N08120 Nickel

AWS BCo-1 belongs to the cobalt alloys classification, while N08120 nickel belongs to the nickel alloys. They have a modest 40% of their average alloy composition in common, which, by itself, doesn't mean much. There are 18 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 AWS BCo-1 and the bottom bar is N08120 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 700
700

Thermal Properties

Latent Heat of Fusion, J/g 420
310
Melting Completion (Liquidus), °C 1150
1420
Melting Onset (Solidus), °C 1120
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 8.0
7.2
Embodied Energy, MJ/kg 110
100
Embodied Water, L/kg 430
240

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 21
17

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.4
Boron (B), % 0.7 to 0.9
0 to 0.010
Carbon (C), % 0.35 to 0.45
0.020 to 0.1
Chromium (Cr), % 18 to 20
23 to 27
Cobalt (Co), % 46 to 54
0 to 3.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 1.0
21 to 41.4
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0 to 2.5
Nickel (Ni), % 16 to 18
35 to 39
Niobium (Nb), % 0
0.4 to 0.9
Nitrogen (N), % 0
0.15 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 7.5 to 8.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0 to 0.2
Tungsten (W), % 3.5 to 4.5
0 to 2.5
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0