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705.0 Aluminum vs. 392.0 Aluminum

Both 705.0 aluminum and 392.0 aluminum are aluminum alloys. They have 80% of their average alloy composition in common. There are 29 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 705.0 aluminum and the bottom bar is 392.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
75
Elongation at Break, % 8.4 to 10
0.86
Fatigue Strength, MPa 63 to 98
190
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
28
Tensile Strength: Ultimate (UTS), MPa 240 to 260
290
Tensile Strength: Yield (Proof), MPa 130
270

Thermal Properties

Latent Heat of Fusion, J/g 390
670
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
670
Melting Onset (Solidus), °C 610
580
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
25
Electrical Conductivity: Equal Weight (Specific), % IACS 110
90

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.8
2.5
Embodied Carbon, kg CO2/kg material 8.4
7.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1170
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 20
2.4
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 130
490
Stiffness to Weight: Axial, points 14
17
Stiffness to Weight: Bending, points 49
56
Strength to Weight: Axial, points 24 to 26
32
Strength to Weight: Bending, points 31 to 32
39
Thermal Diffusivity, mm2/s 55
60
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 92.3 to 98.6
73.9 to 80.6
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0 to 0.2
0.4 to 0.8
Iron (Fe), % 0 to 0.8
0 to 1.5
Magnesium (Mg), % 1.4 to 1.8
0.8 to 1.2
Manganese (Mn), % 0 to 0.6
0.2 to 0.6
Nickel (Ni), % 0
0 to 0.5
Silicon (Si), % 0 to 0.2
18 to 20
Tin (Sn), % 0
0 to 0.3
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 0 to 3.3
0 to 0.5
Residuals, % 0
0 to 0.5