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EN-MC95310 Magnesium vs. 7003 Aluminum

EN-MC95310 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-MC95310 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, % 2.2
11
Fatigue Strength, MPa 110
130 to 150
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 17
26
Shear Strength, MPa 160
210 to 230
Tensile Strength: Ultimate (UTS), MPa 280
350 to 390
Tensile Strength: Yield (Proof), MPa 190
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 540
510
Specific Heat Capacity, J/kg-K 960
870
Thermal Conductivity, W/m-K 51
150
Thermal Expansion, µm/m-K 25
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
36
Electrical Conductivity: Equal Weight (Specific), % IACS 50
110

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.5
Density, g/cm3 1.9
2.9
Embodied Carbon, kg CO2/kg material 29
8.1
Embodied Energy, MJ/kg 260
150
Embodied Water, L/kg 900
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
37 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 420
630 to 710
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 61
47
Strength to Weight: Axial, points 40
33 to 37
Strength to Weight: Bending, points 49
37 to 40
Thermal Diffusivity, mm2/s 28
59
Thermal Shock Resistance, points 18
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
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 88.9 to 93.4
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, % 1.5 to 4.0
0
Yttrium (Y), % 4.8 to 5.5
0
Zinc (Zn), % 0 to 0.2
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