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EN-MC65210 Magnesium vs. AWS ENiCrMo-3

EN-MC65210 magnesium belongs to the magnesium alloys classification, while AWS ENiCrMo-3 belongs to the nickel alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is EN-MC65210 magnesium and the bottom bar is AWS ENiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
200
Elongation at Break, % 2.8
34
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 17
79
Tensile Strength: Ultimate (UTS), MPa 270
870

Thermal Properties

Latent Heat of Fusion, J/g 340
330
Melting Completion (Liquidus), °C 610
1480
Melting Onset (Solidus), °C 540
1430
Specific Heat Capacity, J/kg-K 970
440
Thermal Conductivity, W/m-K 110
11
Thermal Expansion, µm/m-K 26
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 110
1.4

Otherwise Unclassified Properties

Density, g/cm3 2.0
8.6
Embodied Carbon, kg CO2/kg material 27
14
Embodied Energy, MJ/kg 220
190

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 59
23
Strength to Weight: Axial, points 38
28
Strength to Weight: Bending, points 47
24
Thermal Diffusivity, mm2/s 58
2.8
Thermal Shock Resistance, points 17
25

Alloy Composition

Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 23
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0 to 0.030
0 to 0.5
Iron (Fe), % 0 to 0.010
0 to 7.0
Magnesium (Mg), % 92.6 to 95.6
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0 to 0.0050
55 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.75
Silver (Ag), % 2.0 to 3.0
0
Sulfur (S), % 0
0 to 0.020
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5