MakeItFrom.com
Menu (ESC)

6081 Aluminum vs. AZ92A Magnesium

6081 aluminum belongs to the aluminum alloys classification, while AZ92A magnesium belongs to the magnesium alloys. There are 30 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 6081 aluminum and the bottom bar is AZ92A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
47
Elongation at Break, % 9.0
2.1 to 6.8
Fatigue Strength, MPa 110
76 to 90
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 180
97 to 160
Tensile Strength: Ultimate (UTS), MPa 310
170 to 270
Tensile Strength: Yield (Proof), MPa 270
83 to 140

Thermal Properties

Latent Heat of Fusion, J/g 410
350
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 640
590
Melting Onset (Solidus), °C 610
440
Specific Heat Capacity, J/kg-K 900
980
Thermal Conductivity, W/m-K 180
44 to 58
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
11 to 12
Electrical Conductivity: Equal Weight (Specific), % IACS 160
53 to 62

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.8
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
980

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
4.0 to 14
Resilience: Unit (Modulus of Resilience), kJ/m3 540
73 to 220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
67
Strength to Weight: Axial, points 32
26 to 41
Strength to Weight: Bending, points 37
38 to 51
Thermal Diffusivity, mm2/s 74
25 to 33
Thermal Shock Resistance, points 14
10 to 16

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
8.3 to 9.7
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0 to 0.25
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 0.6 to 1.0
86.7 to 90
Manganese (Mn), % 0.1 to 0.45
0.1 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.7 to 1.1
0 to 0.3
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.2
1.6 to 2.4
Residuals, % 0
0 to 0.3