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7005 Aluminum vs. EN-MC35110 Magnesium

7005 aluminum belongs to the aluminum alloys classification, while EN-MC35110 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 7005 aluminum and the bottom bar is EN-MC35110 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 10 to 20
3.1
Fatigue Strength, MPa 100 to 190
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 120 to 230
130
Tensile Strength: Ultimate (UTS), MPa 200 to 400
230
Tensile Strength: Yield (Proof), MPa 95 to 350
150

Thermal Properties

Latent Heat of Fusion, J/g 380
330
Maximum Temperature: Mechanical, °C 200
140
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 610
520
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 140 to 170
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 43
27
Electrical Conductivity: Equal Weight (Specific), % IACS 110 to 130
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
18
Density, g/cm3 2.9
1.9
Embodied Carbon, kg CO2/kg material 8.3
24
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1150
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32 to 57
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 850
260
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
63
Strength to Weight: Axial, points 19 to 38
34
Strength to Weight: Bending, points 26 to 41
44
Thermal Diffusivity, mm2/s 54 to 65
61
Thermal Shock Resistance, points 8.7 to 18
14

Alloy Composition

Aluminum (Al), % 91 to 94.7
0
Chromium (Cr), % 0.060 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.4
0 to 0.010
Magnesium (Mg), % 1.0 to 1.8
92 to 95.4
Manganese (Mn), % 0.2 to 0.7
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.35
0 to 0.010
Titanium (Ti), % 0.010 to 0.060
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 4.0 to 5.0
3.5 to 5.0
Zirconium (Zr), % 0.080 to 0.2
0.4 to 1.0
Residuals, % 0 to 0.15
0 to 0.010