MakeItFrom.com
Menu (ESC)

6082-T4 Aluminum vs. AZ91D-T4 Magnesium

6082-T4 aluminum belongs to the aluminum alloys classification, while AZ91D-T4 magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 6082-T4 aluminum and the bottom bar is AZ91D-T4 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 58
60
Elastic (Young's, Tensile) Modulus, GPa 69
46
Elongation at Break, % 16
4.5
Fatigue Strength, MPa 66
85
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 140
120
Tensile Strength: Ultimate (UTS), MPa 230
220
Tensile Strength: Yield (Proof), MPa 120
80

Thermal Properties

Latent Heat of Fusion, J/g 410
350
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 580
490
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 160
78
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
11
Electrical Conductivity: Equal Weight (Specific), % IACS 140
58

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1170
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
7.7
Resilience: Unit (Modulus of Resilience), kJ/m3 110
69
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
69
Strength to Weight: Axial, points 24
34
Strength to Weight: Bending, points 31
46
Thermal Diffusivity, mm2/s 67
45
Thermal Shock Resistance, points 10
13

Alloy Composition

Aluminum (Al), % 95.2 to 98.3
8.3 to 9.7
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.0050
Magnesium (Mg), % 0.6 to 1.2
88.7 to 91.2
Manganese (Mn), % 0.4 to 1.0
0.15 to 0.5
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 0.7 to 1.3
0 to 0.1
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0.35 to 1.0
Residuals, % 0 to 0.15
0