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4047 Aluminum vs. 5050 Aluminum

Both 4047 aluminum and 5050 aluminum are aluminum alloys. They have 88% 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 4047 aluminum and the bottom bar is 5050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
68
Elongation at Break, % 3.4
1.7 to 22
Fatigue Strength, MPa 45
45 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 69
91 to 140
Tensile Strength: Ultimate (UTS), MPa 120
140 to 250
Tensile Strength: Yield (Proof), MPa 64
50 to 210

Thermal Properties

Latent Heat of Fusion, J/g 570
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 580
650
Melting Onset (Solidus), °C 580
630
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
190
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
50
Electrical Conductivity: Equal Weight (Specific), % IACS 120
170

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.5
2.7
Embodied Carbon, kg CO2/kg material 7.7
8.4
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1050
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.5
4.1 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 28
18 to 330
Stiffness to Weight: Axial, points 16
14
Stiffness to Weight: Bending, points 55
50
Strength to Weight: Axial, points 13
15 to 26
Strength to Weight: Bending, points 21
22 to 33
Thermal Diffusivity, mm2/s 59
79
Thermal Shock Resistance, points 5.6
6.3 to 11

Alloy Composition

Aluminum (Al), % 85.3 to 89
96.3 to 98.9
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.3
0 to 0.2
Iron (Fe), % 0 to 0.8
0 to 0.7
Magnesium (Mg), % 0 to 0.1
1.1 to 1.8
Manganese (Mn), % 0 to 0.15
0 to 0.1
Silicon (Si), % 11 to 13
0 to 0.4
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0
0 to 0.15