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6262 Aluminum vs. 3203 Aluminum

Both 6262 aluminum and 3203 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is 6262 aluminum and the bottom bar is 3203 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 4.6 to 10
4.5 to 29
Fatigue Strength, MPa 90 to 110
46 to 92
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 170 to 240
72 to 120
Tensile Strength: Ultimate (UTS), MPa 290 to 390
110 to 200
Tensile Strength: Yield (Proof), MPa 270 to 360
39 to 190

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 580
620
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 170
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
43
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.0
Density, g/cm3 2.8
2.8
Embodied Carbon, kg CO2/kg material 8.3
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 31
8.0 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 530 to 940
11 to 250
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 48
50
Strength to Weight: Axial, points 29 to 39
11 to 20
Strength to Weight: Bending, points 35 to 42
19 to 28
Thermal Diffusivity, mm2/s 69
70
Thermal Shock Resistance, points 13 to 18
4.9 to 8.8

Alloy Composition

Aluminum (Al), % 94.7 to 97.8
96.9 to 99
Bismuth (Bi), % 0.4 to 0.7
0
Chromium (Cr), % 0.040 to 0.14
0
Copper (Cu), % 0.15 to 0.4
0 to 0.050
Iron (Fe), % 0 to 0.7
0 to 0.7
Lead (Pb), % 0.4 to 0.7
0
Magnesium (Mg), % 0.8 to 1.2
0
Manganese (Mn), % 0 to 0.15
1.0 to 1.5
Silicon (Si), % 0.4 to 0.8
0 to 0.6
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.15