MakeItFrom.com
Menu (ESC)

390.0-F Aluminum vs. AZ91E-F Magnesium

390.0-F aluminum belongs to the aluminum alloys classification, while AZ91E-F magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is 390.0-F aluminum and the bottom bar is AZ91E-F magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
75
Elastic (Young's, Tensile) Modulus, GPa 75
46
Elongation at Break, % 1.0
2.5
Fatigue Strength, MPa 76
81
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 280
160
Tensile Strength: Yield (Proof), MPa 240
96

Thermal Properties

Latent Heat of Fusion, J/g 640
350
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 560
500
Specific Heat Capacity, J/kg-K 880
990
Thermal Conductivity, W/m-K 130
84
Thermal Expansion, µm/m-K 18
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
12
Electrical Conductivity: Equal Weight (Specific), % IACS 83
60

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 7.3
22
Embodied Energy, MJ/kg 130
160
Embodied Water, L/kg 950
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.7
3.4
Resilience: Unit (Modulus of Resilience), kJ/m3 380
100
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 52
69
Strength to Weight: Axial, points 28
25
Strength to Weight: Bending, points 35
37
Thermal Diffusivity, mm2/s 56
49
Thermal Shock Resistance, points 14
9.0

Alloy Composition

Aluminum (Al), % 74.5 to 79.6
8.1 to 9.3
Copper (Cu), % 4.0 to 5.0
0 to 0.015
Iron (Fe), % 0 to 1.3
0 to 0.0050
Magnesium (Mg), % 0.45 to 0.65
88.8 to 91.3
Manganese (Mn), % 0 to 0.1
0.17 to 0.35
Nickel (Ni), % 0
0 to 0.0010
Silicon (Si), % 16 to 18
0 to 0.2
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0.4 to 1.0
Residuals, % 0
0 to 0.3