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5657 Aluminum vs. 4047 Aluminum

Both 5657 aluminum and 4047 aluminum are aluminum alloys. They have 87% 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 5657 aluminum and the bottom bar is 4047 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
72
Elongation at Break, % 6.6 to 15
3.4
Fatigue Strength, MPa 74 to 88
45
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 92 to 110
69
Tensile Strength: Ultimate (UTS), MPa 150 to 200
120
Tensile Strength: Yield (Proof), MPa 140 to 170
64

Thermal Properties

Latent Heat of Fusion, J/g 400
570
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 660
580
Melting Onset (Solidus), °C 640
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 210
130
Thermal Expansion, µm/m-K 24
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 54
33
Electrical Conductivity: Equal Weight (Specific), % IACS 180
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.5
Embodied Carbon, kg CO2/kg material 8.4
7.7
Embodied Energy, MJ/kg 160
140
Embodied Water, L/kg 1200
1050

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.7 to 27
3.5
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 200
28
Stiffness to Weight: Axial, points 14
16
Stiffness to Weight: Bending, points 50
55
Strength to Weight: Axial, points 15 to 20
13
Strength to Weight: Bending, points 23 to 28
21
Thermal Diffusivity, mm2/s 84
59
Thermal Shock Resistance, points 6.7 to 8.6
5.6

Alloy Composition

Aluminum (Al), % 98.5 to 99.4
85.3 to 89
Copper (Cu), % 0 to 0.1
0 to 0.3
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.1
0 to 0.8
Magnesium (Mg), % 0.6 to 1.0
0 to 0.1
Manganese (Mn), % 0 to 0.030
0 to 0.15
Silicon (Si), % 0 to 0.080
11 to 13
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.050
0 to 0.2
Residuals, % 0 to 0.050
0 to 0.15