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356.0-T5 Aluminum vs. 707.0-T5 Aluminum

Both 356.0-T5 aluminum and 707.0-T5 aluminum are aluminum alloys. Both are furnished in the T5 temper. They have a moderately high 93% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 356.0-T5 aluminum and the bottom bar is 707.0-T5 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 2.0
3.4
Fatigue Strength, MPa 55
75
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 170
290
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 500
380
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 620
630
Melting Onset (Solidus), °C 570
600
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.6
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 170
150
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
37
Electrical Conductivity: Equal Weight (Specific), % IACS 150
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.9
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.2
8.5
Resilience: Unit (Modulus of Resilience), kJ/m3 140
210
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
47
Strength to Weight: Axial, points 18
28
Strength to Weight: Bending, points 26
34
Thermal Diffusivity, mm2/s 71
58
Thermal Shock Resistance, points 8.1
13

Alloy Composition

Aluminum (Al), % 90.1 to 93.3
90.5 to 93.6
Chromium (Cr), % 0
0.2 to 0.4
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 0 to 0.6
0 to 0.8
Magnesium (Mg), % 0.2 to 0.45
1.8 to 2.4
Manganese (Mn), % 0 to 0.35
0.4 to 0.6
Silicon (Si), % 6.5 to 7.5
0 to 0.2
Titanium (Ti), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 0 to 0.35
4.0 to 4.5
Residuals, % 0
0 to 0.15