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7129 Aluminum vs. 5005 Aluminum

Both 7129 Aluminum and 5005 aluminum are aluminum alloys. They have a moderately high 94% 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 7129 Aluminum and the bottom bar is 5005 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 9.0 to 9.1
1.1 to 23
Fatigue Strength, MPa 150 to 190
38 to 86
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 250 to 260
70 to 130
Tensile Strength: Ultimate (UTS), MPa 430
110 to 230
Tensile Strength: Yield (Proof), MPa 380 to 390
41 to 210

Thermal Properties

Latent Heat of Fusion, J/g 380
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 630
650
Melting Onset (Solidus), °C 510
630
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 150
200
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
52
Electrical Conductivity: Equal Weight (Specific), % IACS 120
170

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 38
2.3 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1090
12 to 320
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
50
Strength to Weight: Axial, points 41
11 to 23
Strength to Weight: Bending, points 43 to 44
19 to 31
Thermal Diffusivity, mm2/s 58
82
Thermal Shock Resistance, points 19
4.9 to 10

Alloy Composition

Aluminum (Al), % 91 to 94
97 to 99.5
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 0.5 to 0.9
0 to 0.2
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.7
Magnesium (Mg), % 1.3 to 2.0
0.5 to 1.1
Manganese (Mn), % 0 to 0.1
0 to 0.2
Silicon (Si), % 0 to 0.15
0 to 0.3
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 4.2 to 5.2
0 to 0.25
Residuals, % 0
0 to 0.15