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383.0 Aluminum vs. A242.0 Aluminum

Both 383.0 aluminum and A242.0 aluminum are aluminum alloys. They have 88% of their average alloy composition in common. There are 26 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 383.0 aluminum and the bottom bar is A242.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
75
Elastic (Young's, Tensile) Modulus, GPa 73
73
Elongation at Break, % 3.5
1.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
27
Tensile Strength: Ultimate (UTS), MPa 280
220

Thermal Properties

Latent Heat of Fusion, J/g 540
390
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 580
680
Melting Onset (Solidus), °C 540
550
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 96
140
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
37
Electrical Conductivity: Equal Weight (Specific), % IACS 74
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.8
3.1
Embodied Carbon, kg CO2/kg material 7.5
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1030
1130

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 28
20
Strength to Weight: Bending, points 34
26
Thermal Diffusivity, mm2/s 39
52
Thermal Shock Resistance, points 13
9.3

Alloy Composition

Aluminum (Al), % 79.7 to 88.5
89.3 to 93.1
Chromium (Cr), % 0
0.15 to 0.25
Copper (Cu), % 2.0 to 3.0
3.7 to 4.5
Iron (Fe), % 0 to 1.3
0 to 0.8
Magnesium (Mg), % 0 to 0.1
1.2 to 1.7
Manganese (Mn), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 0 to 0.3
1.8 to 2.3
Silicon (Si), % 9.5 to 11.5
0 to 0.6
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0
0.070 to 0.2
Zinc (Zn), % 0 to 3.0
0 to 0.1
Residuals, % 0
0 to 0.15