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EN AC-46500 Aluminum vs. ISO-WD32260 Magnesium

EN AC-46500 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-46500 aluminum and the bottom bar is ISO-WD32260 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 74
46
Elongation at Break, % 1.0
4.5 to 6.0
Fatigue Strength, MPa 110
150 to 190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 270
330 to 340
Tensile Strength: Yield (Proof), MPa 160
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 520
330
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 610
600
Melting Onset (Solidus), °C 520
520
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 100
110
Thermal Expansion, µm/m-K 21
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
28
Electrical Conductivity: Equal Weight (Specific), % IACS 81
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 2.9
1.9
Embodied Carbon, kg CO2/kg material 7.6
23
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1030
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
14 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 170
560 to 700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
63
Strength to Weight: Axial, points 26
48 to 51
Strength to Weight: Bending, points 32
56 to 58
Thermal Diffusivity, mm2/s 41
63
Thermal Shock Resistance, points 12
19 to 20

Alloy Composition

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
92.7 to 94.8
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
4.8 to 6.2
Zirconium (Zr), % 0
0.45 to 0.8
Residuals, % 0
0 to 0.3