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EN-MC65220 Magnesium vs. EN 2.4669 Nickel

EN-MC65220 magnesium belongs to the magnesium alloys classification, while EN 2.4669 nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 EN 2.4669 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
190
Elongation at Break, % 2.2
16
Fatigue Strength, MPa 110
390
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 17
73
Shear Strength, MPa 150
680
Tensile Strength: Ultimate (UTS), MPa 270
1110
Tensile Strength: Yield (Proof), MPa 200
720

Thermal Properties

Latent Heat of Fusion, J/g 340
310
Maximum Temperature: Mechanical, °C 160
960
Melting Completion (Liquidus), °C 610
1380
Melting Onset (Solidus), °C 550
1330
Specific Heat Capacity, J/kg-K 980
460
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 80
60
Density, g/cm3 1.9
8.4
Embodied Carbon, kg CO2/kg material 27
10
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
160
Resilience: Unit (Modulus of Resilience), kJ/m3 450
1380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 62
23
Strength to Weight: Axial, points 40
37
Strength to Weight: Bending, points 49
28
Thermal Diffusivity, mm2/s 61
3.1
Thermal Shock Resistance, points 17
33

Alloy Composition


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Aluminum (Al), % 0
0.4 to 1.0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
14 to 17
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0.050 to 0.1
0 to 0.5
Iron (Fe), % 0 to 0.010
5.0 to 9.0
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.0050
65.9 to 77.7
Niobium (Nb), % 0
0.7 to 1.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.010
0 to 0.5
Silver (Ag), % 1.3 to 1.7
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8
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