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308.0 Aluminum vs. 6262A Aluminum

Both 308.0 aluminum and 6262A aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 308.0 aluminum and the bottom bar is 6262A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
68
Elongation at Break, % 2.0
4.5 to 11
Fatigue Strength, MPa 89
94 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 150
190 to 240
Tensile Strength: Ultimate (UTS), MPa 190
310 to 410
Tensile Strength: Yield (Proof), MPa 110
270 to 370

Thermal Properties

Latent Heat of Fusion, J/g 470
400
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 540
580
Specific Heat Capacity, J/kg-K 870
890
Thermal Conductivity, W/m-K 140
170
Thermal Expansion, µm/m-K 20
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
45
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 2.9
2.8
Embodied Carbon, kg CO2/kg material 7.7
8.4
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1080
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.3
17 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 83
540 to 1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 47
49
Strength to Weight: Axial, points 18
31 to 41
Strength to Weight: Bending, points 25
36 to 44
Thermal Diffusivity, mm2/s 55
67
Thermal Shock Resistance, points 9.2
14 to 18

Alloy Composition

Aluminum (Al), % 85.7 to 91
94.2 to 97.8
Bismuth (Bi), % 0
0.4 to 0.9
Chromium (Cr), % 0
0.040 to 0.14
Copper (Cu), % 4.0 to 5.0
0.15 to 0.4
Iron (Fe), % 0 to 1.0
0 to 0.7
Magnesium (Mg), % 0 to 0.1
0.8 to 1.2
Manganese (Mn), % 0 to 0.5
0 to 0.15
Silicon (Si), % 5.0 to 6.0
0.4 to 0.8
Tin (Sn), % 0
0.4 to 1.0
Titanium (Ti), % 0 to 0.25
0 to 0.1
Zinc (Zn), % 0 to 1.0
0 to 0.25
Residuals, % 0
0 to 0.15