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EN AC-51500 Aluminum vs. ISO-WD32260 Magnesium

EN AC-51500 aluminum belongs to the aluminum alloys classification, while ISO-WD32260 magnesium belongs to the magnesium alloys. There are 29 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 EN AC-51500 aluminum and the bottom bar is ISO-WD32260 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
46
Elongation at Break, % 5.6
4.5 to 6.0
Fatigue Strength, MPa 120
150 to 190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Tensile Strength: Ultimate (UTS), MPa 280
330 to 340
Tensile Strength: Yield (Proof), MPa 160
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 430
330
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 630
600
Melting Onset (Solidus), °C 590
520
Specific Heat Capacity, J/kg-K 910
970
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
28
Electrical Conductivity: Equal Weight (Specific), % IACS 88
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 9.0
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1150
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
14 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 190
560 to 700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 52
63
Strength to Weight: Axial, points 29
48 to 51
Strength to Weight: Bending, points 36
56 to 58
Thermal Diffusivity, mm2/s 49
63
Thermal Shock Resistance, points 13
19 to 20

Alloy Composition

Aluminum (Al), % 89.8 to 93.1
0
Copper (Cu), % 0 to 0.050
0
Iron (Fe), % 0 to 0.25
0
Magnesium (Mg), % 4.7 to 6.0
92.7 to 94.8
Manganese (Mn), % 0.4 to 0.8
0
Silicon (Si), % 1.8 to 2.6
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.070
4.8 to 6.2
Zirconium (Zr), % 0
0.45 to 0.8
Residuals, % 0
0 to 0.3