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ISO-WD32350 Magnesium vs. C443.0 Aluminum

ISO-WD32350 magnesium belongs to the magnesium alloys classification, while C443.0 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 ISO-WD32350 magnesium and the bottom bar is C443.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
71
Elongation at Break, % 5.7 to 10
9.0
Fatigue Strength, MPa 120 to 130
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
27
Shear Strength, MPa 150 to 170
130
Tensile Strength: Ultimate (UTS), MPa 250 to 290
230
Tensile Strength: Yield (Proof), MPa 140 to 180
100

Thermal Properties

Latent Heat of Fusion, J/g 340
470
Maximum Temperature: Mechanical, °C 95
170
Melting Completion (Liquidus), °C 600
630
Melting Onset (Solidus), °C 560
600
Specific Heat Capacity, J/kg-K 990
900
Thermal Conductivity, W/m-K 130
140
Thermal Expansion, µm/m-K 25
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
37
Electrical Conductivity: Equal Weight (Specific), % IACS 130
120

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 23
7.9
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 960
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 23
17
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 380
70
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 68
51
Strength to Weight: Axial, points 39 to 46
24
Strength to Weight: Bending, points 50 to 55
31
Thermal Diffusivity, mm2/s 73
58
Thermal Shock Resistance, points 16 to 18
10

Alloy Composition

Aluminum (Al), % 0 to 0.1
89.6 to 95.5
Copper (Cu), % 0 to 0.1
0 to 0.6
Iron (Fe), % 0 to 0.060
0 to 2.0
Magnesium (Mg), % 95.7 to 97.7
0 to 0.1
Manganese (Mn), % 0.6 to 1.3
0 to 0.35
Nickel (Ni), % 0 to 0.0050
0 to 0.5
Silicon (Si), % 0 to 0.1
4.5 to 6.0
Tin (Sn), % 0
0 to 0.15
Zinc (Zn), % 1.8 to 2.3
0 to 0.5
Residuals, % 0
0 to 0.25