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6182 Aluminum vs. EN-MC65120 Magnesium

6182 aluminum belongs to the aluminum alloys classification, while EN-MC65120 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 6182 aluminum and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 6.8 to 13
3.1
Fatigue Strength, MPa 63 to 99
80
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 140 to 190
92
Tensile Strength: Ultimate (UTS), MPa 230 to 320
160
Tensile Strength: Yield (Proof), MPa 130 to 270
110

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 640
590
Melting Onset (Solidus), °C 600
520
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 160
100
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
25
Electrical Conductivity: Equal Weight (Specific), % IACS 130
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.4
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1170
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 520
140
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
62
Strength to Weight: Axial, points 23 to 32
23
Strength to Weight: Bending, points 30 to 38
34
Thermal Diffusivity, mm2/s 65
56
Thermal Shock Resistance, points 10 to 14
9.8

Alloy Composition

Aluminum (Al), % 95 to 97.9
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.010
Magnesium (Mg), % 0.7 to 1.2
91.8 to 95.1
Manganese (Mn), % 0.5 to 1.0
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0.9 to 1.3
0 to 0.010
Titanium (Ti), % 0 to 0.1
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.2
2.0 to 3.0
Zirconium (Zr), % 0.050 to 0.2
0.4 to 1.0
Residuals, % 0
0 to 0.010