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6101B Aluminum vs. A242.0 Aluminum

Both 6101B aluminum and A242.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 6101B aluminum and the bottom bar is A242.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
73
Elongation at Break, % 9.1 to 13
1.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 190 to 250
220

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 640
680
Melting Onset (Solidus), °C 630
550
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 210
140
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 57
37
Electrical Conductivity: Equal Weight (Specific), % IACS 190
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1130

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 20 to 25
20
Strength to Weight: Bending, points 27 to 32
26
Thermal Diffusivity, mm2/s 87
52
Thermal Shock Resistance, points 8.5 to 11
9.3

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
89.3 to 93.1
Chromium (Cr), % 0
0.15 to 0.25
Copper (Cu), % 0 to 0.050
3.7 to 4.5
Iron (Fe), % 0.1 to 0.3
0 to 0.8
Magnesium (Mg), % 0.35 to 0.6
1.2 to 1.7
Manganese (Mn), % 0 to 0.050
0 to 0.1
Nickel (Ni), % 0
1.8 to 2.3
Silicon (Si), % 0.3 to 0.6
0 to 0.6
Titanium (Ti), % 0
0.070 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.15