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5383 Aluminum vs. 7129 Aluminum

Both 5383 aluminum and 7129 Aluminum are aluminum alloys. They have a moderately high 95% 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 5383 aluminum and the bottom bar is 7129 Aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 6.7 to 15
9.0 to 9.1
Fatigue Strength, MPa 130 to 200
150 to 190
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 190 to 220
250 to 260
Tensile Strength: Ultimate (UTS), MPa 310 to 370
430
Tensile Strength: Yield (Proof), MPa 150 to 310
380 to 390

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 540
510
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
40
Electrical Conductivity: Equal Weight (Specific), % IACS 97
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 9.0
8.3
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1170
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 40
37 to 38
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 690
1050 to 1090
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 32 to 38
41
Strength to Weight: Bending, points 38 to 42
43 to 44
Thermal Diffusivity, mm2/s 51
58
Thermal Shock Resistance, points 14 to 16
19

Alloy Composition

Aluminum (Al), % 92 to 95.3
91 to 94
Chromium (Cr), % 0 to 0.25
0 to 0.1
Copper (Cu), % 0 to 0.2
0.5 to 0.9
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 4.0 to 5.2
1.3 to 2.0
Manganese (Mn), % 0.7 to 1.0
0 to 0.1
Silicon (Si), % 0 to 0.25
0 to 0.15
Titanium (Ti), % 0 to 0.15
0 to 0.050
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.4
4.2 to 5.2
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.15