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EN-MC65120 Magnesium vs. 295.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while 295.0 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 295.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
60 to 93
Elastic (Young's, Tensile) Modulus, GPa 45
71
Elongation at Break, % 3.1
2.0 to 7.2
Fatigue Strength, MPa 80
44 to 55
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 92
180 to 230
Tensile Strength: Ultimate (UTS), MPa 160
230 to 280
Tensile Strength: Yield (Proof), MPa 110
100 to 220

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
640
Melting Onset (Solidus), °C 520
530
Specific Heat Capacity, J/kg-K 970
880
Thermal Conductivity, W/m-K 100
140
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
100

Otherwise Unclassified Properties

Base Metal Price, % relative 25
10
Density, g/cm3 1.9
3.0
Embodied Carbon, kg CO2/kg material 25
7.9
Embodied Energy, MJ/kg 190
150
Embodied Water, L/kg 930
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
5.2 to 13
Resilience: Unit (Modulus of Resilience), kJ/m3 140
77 to 340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 62
46
Strength to Weight: Axial, points 23
21 to 26
Strength to Weight: Bending, points 34
27 to 32
Thermal Diffusivity, mm2/s 56
54
Thermal Shock Resistance, points 9.8
9.8 to 12

Alloy Composition

Aluminum (Al), % 0
91.4 to 95.3
Copper (Cu), % 0 to 0.030
4.0 to 5.0
Iron (Fe), % 0 to 0.010
0 to 1.0
Magnesium (Mg), % 91.8 to 95.1
0 to 0.030
Manganese (Mn), % 0 to 0.15
0 to 0.35
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0.7 to 1.5
Titanium (Ti), % 0
0 to 0.25
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0 to 0.35
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15