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5082-H38 Aluminum vs. 5657-H38 Aluminum

Both 5082-H38 aluminum and 5657-H38 aluminum are aluminum alloys. Both are furnished in the H38 temper. They have a very high 96% 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 5082-H38 aluminum and the bottom bar is 5657-H38 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
68
Elongation at Break, % 1.1
7.0
Fatigue Strength, MPa 130
81
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 210
110
Tensile Strength: Ultimate (UTS), MPa 380
200
Tensile Strength: Yield (Proof), MPa 300
170

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 560
640
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
210
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
54
Electrical Conductivity: Equal Weight (Specific), % IACS 110
180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.9
8.4
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0
13
Resilience: Unit (Modulus of Resilience), kJ/m3 670
200
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 39
20
Strength to Weight: Bending, points 43
28
Thermal Diffusivity, mm2/s 54
84
Thermal Shock Resistance, points 17
8.6

Alloy Composition


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Aluminum (Al), % 93.5 to 96
98.5 to 99.4
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0 to 0.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.35
0 to 0.1
Magnesium (Mg), % 4.0 to 5.0
0.6 to 1.0
Manganese (Mn), % 0 to 0.15
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 0.080
Titanium (Ti), % 0 to 0.1
0
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.25
0 to 0.050
Residuals, % 0 to 0.15
0 to 0.050