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5070 Aluminum vs. 4047 Aluminum

Both 5070 aluminum and 4047 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 (1, in this case) are not shown.

For each property being compared, the top bar is 5070 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, % 20
3.4
Fatigue Strength, MPa 150
45
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 190
69
Tensile Strength: Ultimate (UTS), MPa 300
120
Tensile Strength: Yield (Proof), MPa 140
64

Thermal Properties

Latent Heat of Fusion, J/g 390
570
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
580
Melting Onset (Solidus), °C 550
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
33
Electrical Conductivity: Equal Weight (Specific), % IACS 100
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 8.8
7.7
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1170
1050

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
3.5
Resilience: Unit (Modulus of Resilience), kJ/m3 150
28
Stiffness to Weight: Axial, points 14
16
Stiffness to Weight: Bending, points 50
55
Strength to Weight: Axial, points 31
13
Strength to Weight: Bending, points 37
21
Thermal Diffusivity, mm2/s 53
59
Thermal Shock Resistance, points 14
5.6

Alloy Composition

Aluminum (Al), % 92.4 to 95.7
85.3 to 89
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 0 to 0.4
0 to 0.8
Magnesium (Mg), % 3.5 to 4.5
0 to 0.1
Manganese (Mn), % 0.4 to 0.8
0 to 0.15
Silicon (Si), % 0 to 0.25
11 to 13
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0.4 to 0.8
0 to 0.2
Residuals, % 0
0 to 0.15