MakeItFrom.com
Menu (ESC)

6081 Aluminum vs. 319.0 Aluminum

Both 6081 aluminum and 319.0 aluminum are aluminum alloys. They have a moderately high 90% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 6081 aluminum and the bottom bar is 319.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
72
Elongation at Break, % 9.0
1.8 to 2.0
Fatigue Strength, MPa 110
76 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 180
170 to 210
Tensile Strength: Ultimate (UTS), MPa 310
190 to 240
Tensile Strength: Yield (Proof), MPa 270
110 to 180

Thermal Properties

Latent Heat of Fusion, J/g 410
480
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 610
540
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 180
110
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
27
Electrical Conductivity: Equal Weight (Specific), % IACS 160
84

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.3
7.7
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
3.3 to 3.9
Resilience: Unit (Modulus of Resilience), kJ/m3 540
88 to 220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
48
Strength to Weight: Axial, points 32
18 to 24
Strength to Weight: Bending, points 37
25 to 30
Thermal Diffusivity, mm2/s 74
44
Thermal Shock Resistance, points 14
8.6 to 11

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
85.8 to 91.5
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
3.0 to 4.0
Iron (Fe), % 0 to 0.5
0 to 1.0
Magnesium (Mg), % 0.6 to 1.0
0 to 0.1
Manganese (Mn), % 0.1 to 0.45
0 to 0.5
Nickel (Ni), % 0
0 to 0.35
Silicon (Si), % 0.7 to 1.1
5.5 to 6.5
Titanium (Ti), % 0 to 0.15
0 to 0.25
Zinc (Zn), % 0 to 0.2
0 to 1.0
Residuals, % 0
0 to 0.5