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AWS ERNiCrMo-4 vs. EN 2.4964 Cobalt

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while EN 2.4964 cobalt belongs to the cobalt alloys. They have a modest 33% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 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 ERNiCrMo-4 and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 28
40
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
86
Tensile Strength: Ultimate (UTS), MPa 790
960

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1590
1630
Melting Onset (Solidus), °C 1530
1550
Specific Heat Capacity, J/kg-K 410
400
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Density, g/cm3 9.0
9.6
Embodied Carbon, kg CO2/kg material 13
9.8
Embodied Energy, MJ/kg 170
140
Embodied Water, L/kg 280
450

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
21
Strength to Weight: Axial, points 24
28
Strength to Weight: Bending, points 21
23
Thermal Shock Resistance, points 22
25

Alloy Composition


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Carbon (C), % 0 to 0.020
0.050 to 0.15
Chromium (Cr), % 14.5 to 16.5
19 to 21
Cobalt (Co), % 0 to 2.5
46.4 to 58
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 50 to 63.5
9.0 to 11
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.080
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 3.0 to 4.5
14 to 16
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0