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EN AC-45400 Aluminum vs. EN-MC35110 Magnesium

EN AC-45400 aluminum belongs to the aluminum alloys classification, while EN-MC35110 magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN AC-45400 aluminum and the bottom bar is EN-MC35110 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 86
63
Elastic (Young's, Tensile) Modulus, GPa 72
45
Elongation at Break, % 6.7
3.1
Fatigue Strength, MPa 55
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Tensile Strength: Ultimate (UTS), MPa 260
230
Tensile Strength: Yield (Proof), MPa 130
150

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 630
600
Melting Onset (Solidus), °C 560
520
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 140
110
Thermal Expansion, µm/m-K 22
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
27
Electrical Conductivity: Equal Weight (Specific), % IACS 95
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 2.8
1.9
Embodied Carbon, kg CO2/kg material 7.8
24
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1100
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 110
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
63
Strength to Weight: Axial, points 25
34
Strength to Weight: Bending, points 32
44
Thermal Diffusivity, mm2/s 54
61
Thermal Shock Resistance, points 12
14

Alloy Composition

Aluminum (Al), % 88.4 to 92.9
0
Copper (Cu), % 2.6 to 3.6
0 to 0.030
Iron (Fe), % 0 to 0.6
0 to 0.010
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
92 to 95.4
Manganese (Mn), % 0 to 0.55
0 to 0.15
Nickel (Ni), % 0 to 0.1
0 to 0.0050
Silicon (Si), % 4.5 to 6.0
0 to 0.010
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0 to 0.2
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010