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2024 Aluminum vs. ISO-WD32350 Magnesium

2024 aluminum belongs to the aluminum alloys classification, while ISO-WD32350 magnesium belongs to the magnesium 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 2024 aluminum and the bottom bar is ISO-WD32350 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
45
Elongation at Break, % 4.0 to 16
5.7 to 10
Fatigue Strength, MPa 90 to 180
120 to 130
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 130 to 320
150 to 170
Tensile Strength: Ultimate (UTS), MPa 200 to 540
250 to 290
Tensile Strength: Yield (Proof), MPa 100 to 490
140 to 180

Thermal Properties

Latent Heat of Fusion, J/g 390
340
Maximum Temperature: Mechanical, °C 200
95
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 500
560
Specific Heat Capacity, J/kg-K 880
990
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 23
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
25
Electrical Conductivity: Equal Weight (Specific), % IACS 90
130

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 3.0
1.7
Embodied Carbon, kg CO2/kg material 8.3
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1140
960

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 68
14 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 70 to 1680
210 to 380
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 46
68
Strength to Weight: Axial, points 18 to 50
39 to 46
Strength to Weight: Bending, points 25 to 49
50 to 55
Thermal Diffusivity, mm2/s 46
73
Thermal Shock Resistance, points 8.6 to 24
16 to 18

Alloy Composition

Aluminum (Al), % 90.7 to 94.7
0 to 0.1
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.8 to 4.9
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.060
Magnesium (Mg), % 1.2 to 1.8
95.7 to 97.7
Manganese (Mn), % 0.3 to 0.9
0.6 to 1.3
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
0 to 0.1
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
1.8 to 2.3
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.3

Comparable Variants