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4343 Aluminum vs. 1080 Aluminum

Both 4343 aluminum and 1080 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. 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 4343 aluminum and the bottom bar is 1080 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 4.4
4.6 to 40
Fatigue Strength, MPa 45
21 to 48
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 64
49 to 78
Tensile Strength: Ultimate (UTS), MPa 110
72 to 130
Tensile Strength: Yield (Proof), MPa 62
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 510
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 580
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 180
230
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
61
Electrical Conductivity: Equal Weight (Specific), % IACS 150
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 7.9
8.3
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1100
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.1
4.7 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 27
2.1 to 100
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 53
50
Strength to Weight: Axial, points 12
7.4 to 14
Strength to Weight: Bending, points 20
14 to 22
Thermal Diffusivity, mm2/s 77
94
Thermal Shock Resistance, points 5.2
3.2 to 6.0

Alloy Composition

Aluminum (Al), % 90.3 to 93.2
99.8 to 100
Copper (Cu), % 0 to 0.25
0 to 0.030
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.8
0 to 0.15
Magnesium (Mg), % 0
0 to 0.020
Manganese (Mn), % 0 to 0.1
0 to 0.020
Silicon (Si), % 6.8 to 8.2
0 to 0.15
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.2
0 to 0.030
Residuals, % 0
0 to 0.020