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1070A Aluminum vs. 5051A Aluminum

Both 1070A aluminum and 5051A aluminum are aluminum alloys. They have a very high 98% 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 1070A aluminum and the bottom bar is 5051A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 2.3 to 33
18 to 21
Fatigue Strength, MPa 17 to 51
51 to 61
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 44 to 81
110
Tensile Strength: Ultimate (UTS), MPa 68 to 140
170
Tensile Strength: Yield (Proof), MPa 17 to 120
56

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 640
610
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 230
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
39
Electrical Conductivity: Equal Weight (Specific), % IACS 200
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1200
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 18
24 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 100
23
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 7.0 to 14
17 to 18
Strength to Weight: Bending, points 14 to 22
25
Thermal Diffusivity, mm2/s 94
63
Thermal Shock Resistance, points 3.1 to 6.3
7.6

Alloy Composition


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Aluminum (Al), % 99.7 to 100
96.1 to 98.6
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.030
0 to 0.050
Iron (Fe), % 0 to 0.25
0 to 0.45
Magnesium (Mg), % 0 to 0.030
1.4 to 2.1
Manganese (Mn), % 0 to 0.030
0 to 0.25
Silicon (Si), % 0 to 0.2
0 to 0.3
Titanium (Ti), % 0 to 0.030
0 to 0.1
Zinc (Zn), % 0 to 0.070
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants