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3104 Aluminum vs. EN-MC35110 Magnesium

3104 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 (1, in this case) are not shown.

For each property being compared, the top bar is 3104 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, % 1.1 to 20
3.1
Fatigue Strength, MPa 74 to 130
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 110 to 180
130
Tensile Strength: Ultimate (UTS), MPa 170 to 310
230
Tensile Strength: Yield (Proof), MPa 68 to 270
150

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 180
140
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 600
520
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 160
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
27
Electrical Conductivity: Equal Weight (Specific), % IACS 130
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
18
Density, g/cm3 2.8
1.9
Embodied Carbon, kg CO2/kg material 8.4
24
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1180
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.6 to 60
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 34 to 540
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
63
Strength to Weight: Axial, points 17 to 31
34
Strength to Weight: Bending, points 25 to 37
44
Thermal Diffusivity, mm2/s 64
61
Thermal Shock Resistance, points 7.6 to 13
14

Alloy Composition

Aluminum (Al), % 95.1 to 98.4
0
Copper (Cu), % 0.050 to 0.25
0 to 0.030
Gallium (Ga), % 0 to 0.050
0
Iron (Fe), % 0 to 0.8
0 to 0.010
Magnesium (Mg), % 0.8 to 1.3
92 to 95.4
Manganese (Mn), % 0.8 to 1.4
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.6
0 to 0.010
Titanium (Ti), % 0 to 0.1
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.25
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010