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AWS BCo-1 vs. N06985 Nickel

AWS BCo-1 belongs to the cobalt alloys classification, while N06985 nickel belongs to the nickel alloys. They have 40% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS BCo-1 and the bottom bar is N06985 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 700
690

Thermal Properties

Latent Heat of Fusion, J/g 420
320
Melting Completion (Liquidus), °C 1150
1350
Melting Onset (Solidus), °C 1120
1260
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.4
Embodied Carbon, kg CO2/kg material 8.0
8.8
Embodied Energy, MJ/kg 110
120
Embodied Water, L/kg 430
270

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 21
16

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0.7 to 0.9
0
Carbon (C), % 0.35 to 0.45
0 to 0.015
Chromium (Cr), % 18 to 20
21 to 23.5
Cobalt (Co), % 46 to 54
0 to 5.0
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 0 to 1.0
18 to 21
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 8.0
Nickel (Ni), % 16 to 18
35.9 to 53.5
Niobium (Nb), % 0
0 to 0.5
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
Tungsten (W), % 3.5 to 4.5
0 to 1.5
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0