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AWS ERNiCrCoMo-1 vs. R30016 Cobalt

AWS ERNiCrCoMo-1 belongs to the nickel alloys classification, while R30016 cobalt belongs to the cobalt alloys. They have a modest 39% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrCoMo-1 and the bottom bar is R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220
Elongation at Break, % 28
8.4
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
85
Tensile Strength: Ultimate (UTS), MPa 710
1010

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Melting Completion (Liquidus), °C 1420
1360
Melting Onset (Solidus), °C 1370
1270
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 10
7.7
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 350
500

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 23
33
Strength to Weight: Bending, points 21
26
Thermal Diffusivity, mm2/s 3.5
3.9
Thermal Shock Resistance, points 19
24

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
0
Carbon (C), % 0.050 to 0.15
0.9 to 1.4
Chromium (Cr), % 20 to 24
28 to 32
Cobalt (Co), % 10 to 15
49.6 to 66.9
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0.5 to 2.0
Molybdenum (Mo), % 8.0 to 10
0 to 1.5
Nickel (Ni), % 42.7 to 61.2
0 to 3.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0.2 to 2.0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.6
0
Tungsten (W), % 0
3.5 to 5.5
Residuals, % 0 to 0.5
0