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AM60A Magnesium vs. 6182 Aluminum

AM60A magnesium belongs to the magnesium alloys classification, while 6182 aluminum belongs to the aluminum 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 AM60A magnesium and the bottom bar is 6182 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 8.8
6.8 to 13
Fatigue Strength, MPa 70
63 to 99
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 130
140 to 190
Tensile Strength: Ultimate (UTS), MPa 230
230 to 320
Tensile Strength: Yield (Proof), MPa 130
130 to 270

Thermal Properties

Latent Heat of Fusion, J/g 350
410
Maximum Temperature: Mechanical, °C 120
190
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 550
600
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 62
160
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
40
Electrical Conductivity: Equal Weight (Specific), % IACS 69
130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 23
8.4
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
21 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 190
110 to 520
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
50
Strength to Weight: Axial, points 37
23 to 32
Strength to Weight: Bending, points 49
30 to 38
Thermal Diffusivity, mm2/s 37
65
Thermal Shock Resistance, points 14
10 to 14

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
95 to 97.9
Chromium (Cr), % 0
0 to 0.25
Copper (Cu), % 0 to 0.35
0 to 0.1
Iron (Fe), % 0
0 to 0.5
Magnesium (Mg), % 91.8 to 94.4
0.7 to 1.2
Manganese (Mn), % 0.13 to 0.6
0.5 to 1.0
Nickel (Ni), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0.9 to 1.3
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.22
0 to 0.2
Zirconium (Zr), % 0
0.050 to 0.2
Residuals, % 0
0 to 0.15