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1070A Aluminum vs. 2219 Aluminum

Both 1070A aluminum and 2219 aluminum are aluminum alloys. They have a moderately high 93% 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 2219 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
72
Elongation at Break, % 2.3 to 33
2.2 to 20
Fatigue Strength, MPa 17 to 51
90 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 44 to 81
110 to 280
Tensile Strength: Ultimate (UTS), MPa 68 to 140
180 to 480
Tensile Strength: Yield (Proof), MPa 17 to 120
88 to 390

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 640
540
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 230
110 to 170
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
28 to 44
Electrical Conductivity: Equal Weight (Specific), % IACS 200
81 to 130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
11
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.2
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1200
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 18
9.6 to 60
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 100
54 to 1060
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
44
Strength to Weight: Axial, points 7.0 to 14
16 to 43
Strength to Weight: Bending, points 14 to 22
23 to 44
Thermal Diffusivity, mm2/s 94
42 to 63
Thermal Shock Resistance, points 3.1 to 6.3
8.2 to 22

Alloy Composition


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Aluminum (Al), % 99.7 to 100
91.5 to 93.8
Copper (Cu), % 0 to 0.030
5.8 to 6.8
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 0 to 0.030
0 to 0.020
Manganese (Mn), % 0 to 0.030
0.2 to 0.4
Silicon (Si), % 0 to 0.2
0 to 0.2
Titanium (Ti), % 0 to 0.030
0.020 to 0.1
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0 to 0.070
0 to 0.1
Zirconium (Zr), % 0
0.1 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants