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EN AC-48100 Aluminum vs. EV31A Magnesium

EN AC-48100 aluminum belongs to the aluminum alloys classification, while EV31A magnesium belongs to the magnesium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN AC-48100 aluminum and the bottom bar is EV31A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 140
70
Elastic (Young's, Tensile) Modulus, GPa 76
44
Elongation at Break, % 1.1
3.5
Fatigue Strength, MPa 120 to 130
120
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 29
17
Tensile Strength: Ultimate (UTS), MPa 240 to 330
260
Tensile Strength: Yield (Proof), MPa 190 to 300
170

Thermal Properties

Maximum Temperature: Mechanical, °C 170
200
Melting Onset (Solidus), °C 470
590
Specific Heat Capacity, J/kg-K 880
1000
Thermal Conductivity, W/m-K 130
86
Thermal Expansion, µm/m-K 20
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
18
Electrical Conductivity: Equal Weight (Specific), % IACS 87
90

Otherwise Unclassified Properties

Density, g/cm3 2.8
1.8

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3 to 3.6
8.1
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 580
330
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
65
Strength to Weight: Axial, points 24 to 33
40
Strength to Weight: Bending, points 31 to 38
50
Thermal Diffusivity, mm2/s 55
47
Thermal Shock Resistance, points 11 to 16
16