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EN AC-46500 Aluminum vs. ISO-WD32250 Magnesium

EN AC-46500 aluminum belongs to the aluminum alloys classification, while ISO-WD32250 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-46500 aluminum and the bottom bar is ISO-WD32250 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 74
45
Elongation at Break, % 1.0
4.5 to 8.6
Fatigue Strength, MPa 110
170 to 210
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
17
Tensile Strength: Ultimate (UTS), MPa 270
310 to 330
Tensile Strength: Yield (Proof), MPa 160
240 to 290

Thermal Properties

Latent Heat of Fusion, J/g 520
340
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 610
600
Melting Onset (Solidus), °C 520
550
Specific Heat Capacity, J/kg-K 880
980
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
25
Electrical Conductivity: Equal Weight (Specific), % IACS 81
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 2.9
1.8
Embodied Carbon, kg CO2/kg material 7.6
24
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1030
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
14 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 170
630 to 930
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
67
Strength to Weight: Axial, points 26
49 to 51
Strength to Weight: Bending, points 32
58 to 60
Thermal Diffusivity, mm2/s 41
72
Thermal Shock Resistance, points 12
19 to 20

Alloy Composition


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Aluminum (Al), % 77.9 to 90
0
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 2.0 to 4.0
0
Iron (Fe), % 0 to 1.3
0
Lead (Pb), % 0 to 0.35
0
Magnesium (Mg), % 0.050 to 0.55
94.9 to 97.1
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0 to 0.55
0
Silicon (Si), % 8.0 to 11
0
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 3.0
2.5 to 4.0
Zirconium (Zr), % 0
0.45 to 0.8
Residuals, % 0 to 0.25
0 to 0.3