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358.0-T6 Aluminum vs. AM100A-T6 Magnesium

358.0-T6 aluminum belongs to the aluminum alloys classification, while AM100A-T6 magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 358.0-T6 aluminum and the bottom bar is AM100A-T6 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
46
Elongation at Break, % 6.0
2.3
Fatigue Strength, MPa 100
62
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 300
150
Tensile Strength: Ultimate (UTS), MPa 350
270
Tensile Strength: Yield (Proof), MPa 290
120

Thermal Properties

Latent Heat of Fusion, J/g 520
350
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 600
590
Melting Onset (Solidus), °C 560
460
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 150
73
Thermal Expansion, µm/m-K 21
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
11
Electrical Conductivity: Equal Weight (Specific), % IACS 130
59

Otherwise Unclassified Properties

Base Metal Price, % relative 19
12
Density, g/cm3 2.6
1.7
Embodied Carbon, kg CO2/kg material 8.7
22
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 1090
1000

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
4.9
Resilience: Unit (Modulus of Resilience), kJ/m3 590
160
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 53
70
Strength to Weight: Axial, points 37
43
Strength to Weight: Bending, points 42
54
Thermal Diffusivity, mm2/s 63
43
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 89.1 to 91.8
9.3 to 10.7
Beryllium (Be), % 0.1 to 0.3
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.2
0 to 0.1
Iron (Fe), % 0 to 0.3
0
Magnesium (Mg), % 0.4 to 0.6
87.9 to 90.6
Manganese (Mn), % 0 to 0.2
0.1 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 7.6 to 8.6
0 to 0.3
Titanium (Ti), % 0.1 to 0.2
0
Zinc (Zn), % 0 to 0.2
0 to 0.3
Residuals, % 0
0 to 0.3