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EN-MC65220 Magnesium vs. AWS ENiCrFe-3

EN-MC65220 magnesium belongs to the magnesium alloys classification, while AWS ENiCrFe-3 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, 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-MC65220 magnesium and the bottom bar is AWS ENiCrFe-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
190
Elongation at Break, % 2.2
34
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 17
74
Tensile Strength: Ultimate (UTS), MPa 270
630

Thermal Properties

Latent Heat of Fusion, J/g 340
310
Melting Completion (Liquidus), °C 610
1370
Melting Onset (Solidus), °C 550
1320
Specific Heat Capacity, J/kg-K 980
460
Thermal Expansion, µm/m-K 26
13

Otherwise Unclassified Properties

Base Metal Price, % relative 80
65
Density, g/cm3 1.9
8.4
Embodied Carbon, kg CO2/kg material 27
11
Embodied Energy, MJ/kg 210
150

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 62
23
Strength to Weight: Axial, points 40
21
Strength to Weight: Bending, points 49
19
Thermal Shock Resistance, points 17
18

Alloy Composition


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Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
13 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0.050 to 0.1
0 to 0.5
Iron (Fe), % 0 to 0.010
0 to 10
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
5.0 to 9.5
Nickel (Ni), % 0 to 0.0050
52 to 81
Niobium (Nb), % 0
1.0 to 2.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 1.0
Silver (Ag), % 1.3 to 1.7
0
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0
0 to 0.3
Titanium (Ti), % 0
0 to 1.0
Unspecified Rare Earths, % 1.5 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