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224.0-T7 Aluminum vs. AM100A-T7 Magnesium

224.0-T7 aluminum belongs to the aluminum alloys classification, while AM100A-T7 magnesium belongs to the magnesium alloys. There are 27 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 224.0-T7 aluminum and the bottom bar is AM100A-T7 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
46
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Tensile Strength: Ultimate (UTS), MPa 420
260
Tensile Strength: Yield (Proof), MPa 330
130

Thermal Properties

Latent Heat of Fusion, J/g 390
350
Maximum Temperature: Mechanical, °C 220
140
Melting Completion (Liquidus), °C 650
590
Melting Onset (Solidus), °C 550
460
Specific Heat Capacity, J/kg-K 870
990
Thermal Conductivity, W/m-K 120
73
Thermal Expansion, µm/m-K 23
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
11
Electrical Conductivity: Equal Weight (Specific), % IACS 95
59

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 3.0
1.7
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 1150
1000

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
1.3 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 770
190
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
70
Strength to Weight: Axial, points 38
42
Strength to Weight: Bending, points 41
53
Thermal Diffusivity, mm2/s 47
43
Thermal Shock Resistance, points 18
16

Alloy Composition

Aluminum (Al), % 93 to 95.2
9.3 to 10.7
Copper (Cu), % 4.5 to 5.5
0 to 0.1
Iron (Fe), % 0 to 0.1
0
Magnesium (Mg), % 0
87.9 to 90.6
Manganese (Mn), % 0.2 to 0.5
0.1 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.060
0 to 0.3
Titanium (Ti), % 0 to 0.35
0
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
0 to 0.3
Zirconium (Zr), % 0.1 to 0.25
0
Residuals, % 0
0 to 0.3