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850.0 Aluminum vs. EN-MC65120 Magnesium

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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