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A242.0 Aluminum vs. 6061 Aluminum

Both A242.0 aluminum and 6061 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is A242.0 aluminum and the bottom bar is 6061 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
69
Elongation at Break, % 1.6
3.4 to 20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 220
130 to 410

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 680
650
Melting Onset (Solidus), °C 550
580
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 140
170
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
43
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 20
13 to 42
Strength to Weight: Bending, points 26
21 to 45
Thermal Diffusivity, mm2/s 52
68
Thermal Shock Resistance, points 9.3
5.7 to 18

Alloy Composition

Aluminum (Al), % 89.3 to 93.1
95.9 to 98.6
Chromium (Cr), % 0.15 to 0.25
0.040 to 0.35
Copper (Cu), % 3.7 to 4.5
0.15 to 0.4
Iron (Fe), % 0 to 0.8
0 to 0.7
Magnesium (Mg), % 1.2 to 1.7
0.8 to 1.2
Manganese (Mn), % 0 to 0.1
0 to 0.15
Nickel (Ni), % 1.8 to 2.3
0
Silicon (Si), % 0 to 0.6
0.4 to 0.8
Titanium (Ti), % 0.070 to 0.2
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15