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359.0 Aluminum vs. 705.0 Aluminum

Both 359.0 aluminum and 705.0 aluminum are aluminum alloys. They have a moderately high 91% 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 359.0 aluminum and the bottom bar is 705.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90 to 100
62 to 65
Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 3.8 to 4.9
8.4 to 10
Fatigue Strength, MPa 100
63 to 98
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 340 to 350
240 to 260
Tensile Strength: Yield (Proof), MPa 250 to 280
130

Thermal Properties

Latent Heat of Fusion, J/g 530
390
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 570
610
Specific Heat Capacity, J/kg-K 910
890
Thermal Conductivity, W/m-K 140
140
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
34
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1090
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 15
18 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 450 to 540
120 to 130
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
49
Strength to Weight: Axial, points 37 to 38
24 to 26
Strength to Weight: Bending, points 42 to 43
31 to 32
Thermal Diffusivity, mm2/s 59
55
Thermal Shock Resistance, points 16 to 17
11

Alloy Composition

Aluminum (Al), % 88.9 to 91
92.3 to 98.6
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 0 to 0.2
0 to 0.2
Iron (Fe), % 0 to 0.2
0 to 0.8
Magnesium (Mg), % 0.5 to 0.7
1.4 to 1.8
Manganese (Mn), % 0 to 0.1
0 to 0.6
Silicon (Si), % 8.5 to 9.5
0 to 0.2
Titanium (Ti), % 0 to 0.2
0 to 0.25
Zinc (Zn), % 0 to 0.1
0 to 3.3
Residuals, % 0
0 to 0.15