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AWS ERNiCrFe-11 vs. R30816 Cobalt

AWS ERNiCrFe-11 belongs to the nickel alloys classification, while R30816 cobalt belongs to the cobalt alloys. They have 43% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrFe-11 and the bottom bar is R30816 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 47
23
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 740
1020

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1360
1540
Melting Onset (Solidus), °C 1310
1460
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 11
13
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Density, g/cm3 8.2
9.1
Embodied Carbon, kg CO2/kg material 8.0
20
Embodied Energy, MJ/kg 110
320
Embodied Water, L/kg 280
440

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 25
31
Strength to Weight: Bending, points 22
25
Thermal Diffusivity, mm2/s 2.9
3.3
Thermal Shock Resistance, points 20
28

Alloy Composition


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Aluminum (Al), % 1.0 to 1.7
0
Carbon (C), % 0 to 0.1
0.32 to 0.42
Chromium (Cr), % 21 to 25
19 to 21
Cobalt (Co), % 0
40 to 49.8
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 7.2 to 20
0 to 5.0
Manganese (Mn), % 0 to 1.0
1.0 to 2.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 58 to 63
19 to 21
Niobium (Nb), % 0
3.5 to 4.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tantalum (Ta), % 0
3.5 to 4.5
Tungsten (W), % 0
3.5 to 4.5
Residuals, % 0 to 0.5
0