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1085 Aluminum vs. 355.0 Aluminum

Both 1085 aluminum and 355.0 aluminum are aluminum alloys. They have a moderately high 92% 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 1085 aluminum and the bottom bar is 355.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 4.5 to 39
1.5 to 2.6
Fatigue Strength, MPa 22 to 49
55 to 70
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 48 to 79
150 to 240
Tensile Strength: Ultimate (UTS), MPa 73 to 140
200 to 260
Tensile Strength: Yield (Proof), MPa 17 to 120
150 to 190

Thermal Properties

Latent Heat of Fusion, J/g 400
470
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 640
620
Melting Onset (Solidus), °C 640
560
Specific Heat Capacity, J/kg-K 900
890
Thermal Conductivity, W/m-K 230
150 to 170
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
38 to 43
Electrical Conductivity: Equal Weight (Specific), % IACS 200
120 to 140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.0
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1200
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.8 to 21
2.7 to 5.9
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 110
150 to 250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
51
Strength to Weight: Axial, points 7.5 to 14
20 to 27
Strength to Weight: Bending, points 14 to 22
28 to 33
Thermal Diffusivity, mm2/s 94
60 to 69
Thermal Shock Resistance, points 3.3 to 6.1
9.1 to 12

Alloy Composition

Aluminum (Al), % 99.85 to 100
90.3 to 94.1
Chromium (Cr), % 0
0 to 0.25
Copper (Cu), % 0 to 0.030
1.0 to 1.5
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.12
0 to 0.6
Magnesium (Mg), % 0 to 0.020
0.4 to 0.6
Manganese (Mn), % 0 to 0.020
0 to 0.5
Silicon (Si), % 0 to 0.1
4.5 to 5.5
Titanium (Ti), % 0 to 0.020
0 to 0.25
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.030
0 to 0.35
Residuals, % 0
0 to 0.15