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5056 Aluminum vs. 2017 Aluminum

Both 5056 aluminum and 2017 aluminum are aluminum alloys. They have a moderately high 95% 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 5056 aluminum and the bottom bar is 2017 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
71
Elongation at Break, % 4.9 to 31
12 to 18
Fatigue Strength, MPa 140 to 200
90 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
27
Shear Strength, MPa 170 to 240
130 to 260
Tensile Strength: Ultimate (UTS), MPa 290 to 460
190 to 430
Tensile Strength: Yield (Proof), MPa 150 to 410
76 to 260

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
510
Specific Heat Capacity, J/kg-K 910
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
38
Electrical Conductivity: Equal Weight (Specific), % IACS 99
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 9.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 140
24 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 1220
41 to 470
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
46
Strength to Weight: Axial, points 30 to 48
17 to 40
Strength to Weight: Bending, points 36 to 50
24 to 42
Thermal Diffusivity, mm2/s 53
56
Thermal Shock Resistance, points 13 to 20
7.9 to 18

Alloy Composition

Aluminum (Al), % 93 to 95.4
91.6 to 95.5
Chromium (Cr), % 0.050 to 0.2
0 to 0.1
Copper (Cu), % 0 to 0.1
3.5 to 4.5
Iron (Fe), % 0 to 0.4
0 to 0.7
Magnesium (Mg), % 4.5 to 5.6
0.4 to 0.8
Manganese (Mn), % 0.050 to 0.2
0.4 to 1.0
Silicon (Si), % 0 to 0.3
0.2 to 0.8
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants