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A206.0 Aluminum vs. 5040 Aluminum

Both A206.0 aluminum and 5040 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is A206.0 aluminum and the bottom bar is 5040 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
66 to 74
Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 4.2 to 10
5.7 to 6.8
Fatigue Strength, MPa 90 to 180
100 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 260
140 to 150
Tensile Strength: Ultimate (UTS), MPa 390 to 440
240 to 260
Tensile Strength: Yield (Proof), MPa 250 to 380
190 to 230

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 670
650
Melting Onset (Solidus), °C 550
600
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 130
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
41
Electrical Conductivity: Equal Weight (Specific), % IACS 90
130

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 37
14 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1000
260 to 380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
50
Strength to Weight: Axial, points 36 to 41
24 to 26
Strength to Weight: Bending, points 39 to 43
31 to 32
Thermal Diffusivity, mm2/s 48
64
Thermal Shock Resistance, points 17 to 19
10 to 11

Alloy Composition

Aluminum (Al), % 93.9 to 95.7
95.2 to 98
Chromium (Cr), % 0
0.1 to 0.3
Copper (Cu), % 4.2 to 5.0
0 to 0.25
Iron (Fe), % 0 to 0.1
0 to 0.7
Magnesium (Mg), % 0 to 0.15
1.0 to 1.5
Manganese (Mn), % 0 to 0.2
0.9 to 1.4
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0 to 0.3
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15