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EN-MC35110 Magnesium vs. 7003 Aluminum

EN-MC35110 magnesium belongs to the magnesium alloys classification, while 7003 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN-MC35110 magnesium and the bottom bar is 7003 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 3.1
11
Fatigue Strength, MPa 110
130 to 150
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 18
26
Shear Strength, MPa 130
210 to 230
Tensile Strength: Ultimate (UTS), MPa 230
350 to 390
Tensile Strength: Yield (Proof), MPa 150
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 600
630
Melting Onset (Solidus), °C 520
510
Specific Heat Capacity, J/kg-K 970
870
Thermal Conductivity, W/m-K 110
150
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
36
Electrical Conductivity: Equal Weight (Specific), % IACS 130
110

Otherwise Unclassified Properties

Base Metal Price, % relative 18
9.5
Density, g/cm3 1.9
2.9
Embodied Carbon, kg CO2/kg material 24
8.1
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 940
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3
37 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 260
630 to 710
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 63
47
Strength to Weight: Axial, points 34
33 to 37
Strength to Weight: Bending, points 44
37 to 40
Thermal Diffusivity, mm2/s 61
59
Thermal Shock Resistance, points 14
15 to 17

Alloy Composition


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Aluminum (Al), % 0
90.6 to 94.5
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0 to 0.030
0 to 0.2
Iron (Fe), % 0 to 0.010
0 to 0.35
Magnesium (Mg), % 92 to 95.4
0.5 to 1.0
Manganese (Mn), % 0 to 0.15
0 to 0.3
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.3
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 0.75 to 1.8
0
Zinc (Zn), % 3.5 to 5.0
5.0 to 6.5
Zirconium (Zr), % 0.4 to 1.0
0.050 to 0.25
Residuals, % 0 to 0.010
0 to 0.15