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EN AC-44100 Aluminum vs. ZE41A Magnesium

EN AC-44100 aluminum belongs to the aluminum alloys classification, while ZE41A magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN AC-44100 aluminum and the bottom bar is ZE41A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 59
63
Elastic (Young's, Tensile) Modulus, GPa 72
45
Elongation at Break, % 4.9
3.3
Fatigue Strength, MPa 64
98
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Tensile Strength: Ultimate (UTS), MPa 180
210
Tensile Strength: Yield (Proof), MPa 87
140

Thermal Properties

Latent Heat of Fusion, J/g 570
330
Maximum Temperature: Mechanical, °C 170
150
Melting Completion (Liquidus), °C 590
640
Melting Onset (Solidus), °C 580
540
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 21
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
27
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
18
Density, g/cm3 2.5
1.9
Embodied Carbon, kg CO2/kg material 7.7
24
Embodied Energy, MJ/kg 140
170
Embodied Water, L/kg 1050
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.1
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 53
220
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 55
63
Strength to Weight: Axial, points 19
31
Strength to Weight: Bending, points 27
41
Thermal Diffusivity, mm2/s 58
59
Thermal Shock Resistance, points 8.2
12

Alloy Composition

Aluminum (Al), % 84.4 to 89.5
0
Copper (Cu), % 0 to 0.15
0 to 0.1
Iron (Fe), % 0 to 0.65
0
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.1
91.7 to 95.4
Manganese (Mn), % 0 to 0.55
0 to 0.15
Nickel (Ni), % 0 to 0.1
0 to 0.010
Silicon (Si), % 10.5 to 13.5
0
Titanium (Ti), % 0 to 0.2
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0 to 0.15
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3