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6082 Aluminum vs. ZE41A Magnesium

6082 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 6082 aluminum and the bottom bar is ZE41A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 40 to 95
63
Elastic (Young's, Tensile) Modulus, GPa 69
45
Elongation at Break, % 6.3 to 18
3.3
Fatigue Strength, MPa 55 to 130
98
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 84 to 220
150
Tensile Strength: Ultimate (UTS), MPa 140 to 340
210
Tensile Strength: Yield (Proof), MPa 85 to 320
140

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 170
150
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 580
540
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 160
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
27
Electrical Conductivity: Equal Weight (Specific), % IACS 140
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
18
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.3
24
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1170
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 43
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 52 to 710
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
63
Strength to Weight: Axial, points 14 to 35
31
Strength to Weight: Bending, points 21 to 40
41
Thermal Diffusivity, mm2/s 67
59
Thermal Shock Resistance, points 6.0 to 15
12

Alloy Composition

Aluminum (Al), % 95.2 to 98.3
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 0.6 to 1.2
91.7 to 95.4
Manganese (Mn), % 0.4 to 1.0
0 to 0.15
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.7 to 1.3
0
Titanium (Ti), % 0 to 0.1
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 0.3