MakeItFrom.com
Menu (ESC)

4006 Aluminum vs. 7178 Aluminum

Both 4006 aluminum and 7178 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 4006 aluminum and the bottom bar is 7178 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 3.4 to 24
4.5 to 12
Fatigue Strength, MPa 35 to 110
120 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
27
Shear Strength, MPa 70 to 91
140 to 380
Tensile Strength: Ultimate (UTS), MPa 110 to 160
240 to 640
Tensile Strength: Yield (Proof), MPa 62 to 140
120 to 560

Thermal Properties

Latent Heat of Fusion, J/g 410
370
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 620
480
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 220
130
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
31
Electrical Conductivity: Equal Weight (Specific), % IACS 180
91

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
10
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.1
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.1 to 26
24 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 130
110 to 2220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 11 to 16
21 to 58
Strength to Weight: Bending, points 19 to 24
28 to 54
Thermal Diffusivity, mm2/s 89
47
Thermal Shock Resistance, points 4.9 to 7.0
10 to 28

Alloy Composition

Aluminum (Al), % 97.4 to 98.7
85.4 to 89.5
Chromium (Cr), % 0 to 0.2
0.18 to 0.28
Copper (Cu), % 0 to 0.1
1.6 to 2.4
Iron (Fe), % 0.5 to 0.8
0 to 0.5
Magnesium (Mg), % 0 to 0.010
2.4 to 3.1
Manganese (Mn), % 0 to 0.050
0 to 0.3
Silicon (Si), % 0.8 to 1.2
0 to 0.4
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.050
6.3 to 7.3
Residuals, % 0
0 to 0.15

Comparable Variants