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EN AC-46500 Aluminum vs. ZC63A Magnesium

EN AC-46500 aluminum belongs to the aluminum alloys classification, while ZC63A magnesium belongs to the magnesium alloys. There are 30 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 ZC63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
60
Elastic (Young's, Tensile) Modulus, GPa 74
48
Elongation at Break, % 1.0
3.3
Fatigue Strength, MPa 110
94
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
19
Tensile Strength: Ultimate (UTS), MPa 270
220
Tensile Strength: Yield (Proof), MPa 160
130

Thermal Properties

Latent Heat of Fusion, J/g 520
330
Maximum Temperature: Mechanical, °C 180
98
Melting Completion (Liquidus), °C 610
550
Melting Onset (Solidus), °C 520
470
Specific Heat Capacity, J/kg-K 880
950
Thermal Conductivity, W/m-K 100
120
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
32
Electrical Conductivity: Equal Weight (Specific), % IACS 81
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 2.9
2.1
Embodied Carbon, kg CO2/kg material 7.6
22
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1030
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 170
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
58
Strength to Weight: Axial, points 26
29
Strength to Weight: Bending, points 32
38
Thermal Diffusivity, mm2/s 41
58
Thermal Shock Resistance, points 12
12

Alloy Composition

Aluminum (Al), % 77.9 to 90
0
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 2.0 to 4.0
2.4 to 3.0
Iron (Fe), % 0 to 1.3
0
Lead (Pb), % 0 to 0.35
0
Magnesium (Mg), % 0.050 to 0.55
89.2 to 91.9
Manganese (Mn), % 0 to 0.55
0.25 to 0.75
Nickel (Ni), % 0 to 0.55
0 to 0.010
Silicon (Si), % 8.0 to 11
0 to 0.2
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 3.0
5.5 to 6.5
Residuals, % 0
0 to 0.3