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EN-MC65120 Magnesium vs. 850.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while 850.0 aluminum belongs to the aluminum alloys. There are 31 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-MC65120 magnesium and the bottom bar is 850.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
45
Elastic (Young's, Tensile) Modulus, GPa 45
69
Elongation at Break, % 3.1
7.9
Fatigue Strength, MPa 80
59
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 92
100
Tensile Strength: Ultimate (UTS), MPa 160
140
Tensile Strength: Yield (Proof), MPa 110
76

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 180
190
Melting Completion (Liquidus), °C 590
650
Melting Onset (Solidus), °C 520
370
Specific Heat Capacity, J/kg-K 970
850
Thermal Conductivity, W/m-K 100
180
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
47
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 25
14
Density, g/cm3 1.9
3.1
Embodied Carbon, kg CO2/kg material 25
8.5
Embodied Energy, MJ/kg 190
160
Embodied Water, L/kg 930
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
9.1
Resilience: Unit (Modulus of Resilience), kJ/m3 140
42
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 62
44
Strength to Weight: Axial, points 23
12
Strength to Weight: Bending, points 34
19
Thermal Diffusivity, mm2/s 56
69
Thermal Shock Resistance, points 9.8
6.1

Alloy Composition

Aluminum (Al), % 0
88.3 to 93.1
Copper (Cu), % 0 to 0.030
0.7 to 1.3
Iron (Fe), % 0 to 0.010
0 to 0.7
Magnesium (Mg), % 91.8 to 95.1
0 to 0.1
Manganese (Mn), % 0 to 0.15
0 to 0.1
Nickel (Ni), % 0 to 0.0050
0.7 to 1.3
Silicon (Si), % 0 to 0.010
0 to 0.7
Tin (Sn), % 0
5.5 to 7.0
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.3