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2007 Aluminum vs. ZC63A Magnesium

2007 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 2007 aluminum and the bottom bar is ZC63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
48
Elongation at Break, % 5.6 to 8.0
3.3
Fatigue Strength, MPa 91 to 110
94
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
19
Shear Strength, MPa 220 to 250
130
Tensile Strength: Ultimate (UTS), MPa 370 to 420
220
Tensile Strength: Yield (Proof), MPa 240 to 270
130

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 190
98
Melting Completion (Liquidus), °C 640
550
Melting Onset (Solidus), °C 510
470
Specific Heat Capacity, J/kg-K 870
950
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
32
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 3.1
2.1
Embodied Carbon, kg CO2/kg material 8.0
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
58
Strength to Weight: Axial, points 33 to 38
29
Strength to Weight: Bending, points 37 to 40
38
Thermal Diffusivity, mm2/s 48
58
Thermal Shock Resistance, points 16 to 19
12

Alloy Composition

Aluminum (Al), % 87.5 to 95
0
Bismuth (Bi), % 0 to 0.2
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.3 to 4.6
2.4 to 3.0
Iron (Fe), % 0 to 0.8
0
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.4 to 1.8
89.2 to 91.9
Manganese (Mn), % 0.5 to 1.0
0.25 to 0.75
Nickel (Ni), % 0 to 0.2
0 to 0.010
Silicon (Si), % 0 to 0.8
0 to 0.2
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.8
5.5 to 6.5
Residuals, % 0
0 to 0.3