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5042 Aluminum vs. 5050 Aluminum

Both 5042 aluminum and 5050 aluminum are aluminum alloys. They have a very high 98% 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 5042 aluminum and the bottom bar is 5050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 1.1 to 3.4
1.7 to 22
Fatigue Strength, MPa 97 to 120
45 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 200
91 to 140
Tensile Strength: Ultimate (UTS), MPa 340 to 360
140 to 250
Tensile Strength: Yield (Proof), MPa 270 to 310
50 to 210

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 570
630
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
190
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
50
Electrical Conductivity: Equal Weight (Specific), % IACS 110
170

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.8
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6 to 12
4.1 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 720
18 to 330
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 35 to 37
15 to 26
Strength to Weight: Bending, points 40 to 42
22 to 33
Thermal Diffusivity, mm2/s 53
79
Thermal Shock Resistance, points 15 to 16
6.3 to 11

Alloy Composition

Aluminum (Al), % 94.2 to 96.8
96.3 to 98.9
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 0 to 0.15
0 to 0.2
Iron (Fe), % 0 to 0.35
0 to 0.7
Magnesium (Mg), % 3.0 to 4.0
1.1 to 1.8
Manganese (Mn), % 0.2 to 0.5
0 to 0.1
Silicon (Si), % 0 to 0.2
0 to 0.4
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants