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EN 2.4964 Cobalt vs. AWS E430

EN 2.4964 cobalt belongs to the cobalt alloys classification, while AWS E430 belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 2.4964 cobalt and the bottom bar is AWS E430.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 40
23
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 86
77
Tensile Strength: Ultimate (UTS), MPa 960
500

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Melting Completion (Liquidus), °C 1630
1440
Melting Onset (Solidus), °C 1550
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 15
25
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
3.2

Otherwise Unclassified Properties

Density, g/cm3 9.6
7.7
Embodied Carbon, kg CO2/kg material 9.8
2.2
Embodied Energy, MJ/kg 140
31
Embodied Water, L/kg 450
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 28
18
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 3.9
6.7
Thermal Shock Resistance, points 25
13

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 19 to 21
15 to 18
Cobalt (Co), % 46.4 to 58
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0 to 3.0
77.8 to 85
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 9.0 to 11
0 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.9
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 14 to 16
0