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380.0 Aluminum vs. ZE41A Magnesium

380.0 aluminum belongs to the aluminum alloys classification, while ZE41A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 380.0 aluminum and the bottom bar is ZE41A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
63
Elastic (Young's, Tensile) Modulus, GPa 74
45
Elongation at Break, % 3.0
3.3
Fatigue Strength, MPa 140
98
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Shear Strength, MPa 190
150
Tensile Strength: Ultimate (UTS), MPa 320
210
Tensile Strength: Yield (Proof), MPa 160
140

Thermal Properties

Latent Heat of Fusion, J/g 510
330
Maximum Temperature: Mechanical, °C 170
150
Melting Completion (Liquidus), °C 590
640
Melting Onset (Solidus), °C 540
540
Specific Heat Capacity, J/kg-K 870
970
Thermal Conductivity, W/m-K 100
110
Thermal Expansion, µm/m-K 22
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
27
Electrical Conductivity: Equal Weight (Specific), % IACS 83
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 2.9
1.9
Embodied Carbon, kg CO2/kg material 7.5
24
Embodied Energy, MJ/kg 140
170
Embodied Water, L/kg 1040
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 170
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 48
63
Strength to Weight: Axial, points 31
31
Strength to Weight: Bending, points 36
41
Thermal Diffusivity, mm2/s 40
59
Thermal Shock Resistance, points 14
12

Alloy Composition

Aluminum (Al), % 79.6 to 89.5
0
Copper (Cu), % 3.0 to 4.0
0 to 0.1
Iron (Fe), % 0 to 2.0
0
Magnesium (Mg), % 0 to 0.1
91.7 to 95.4
Manganese (Mn), % 0 to 0.5
0 to 0.15
Nickel (Ni), % 0 to 0.5
0 to 0.010
Silicon (Si), % 7.5 to 9.5
0
Tin (Sn), % 0 to 0.35
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0 to 3.0
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3