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240.0 Aluminum vs. 7175 Aluminum

Both 240.0 aluminum and 7175 aluminum are aluminum alloys. They have 89% of their average alloy composition in common. There are 29 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 240.0 aluminum and the bottom bar is 7175 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
70
Elongation at Break, % 1.0
3.8 to 5.9
Fatigue Strength, MPa 140
150 to 180
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 240
520 to 570
Tensile Strength: Yield (Proof), MPa 200
430 to 490

Thermal Properties

Latent Heat of Fusion, J/g 380
380
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 520
480
Specific Heat Capacity, J/kg-K 860
870
Thermal Conductivity, W/m-K 96
140
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
33
Electrical Conductivity: Equal Weight (Specific), % IACS 65
99

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 3.2
3.0
Embodied Carbon, kg CO2/kg material 8.7
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1100
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
18 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1310 to 1730
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 43
46
Strength to Weight: Axial, points 20
48 to 52
Strength to Weight: Bending, points 26
48 to 51
Thermal Diffusivity, mm2/s 35
53
Thermal Shock Resistance, points 11
23 to 25

Alloy Composition


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Aluminum (Al), % 81.7 to 86.9
88 to 91.4
Chromium (Cr), % 0
0.18 to 0.28
Copper (Cu), % 7.0 to 9.0
1.2 to 2.0
Iron (Fe), % 0 to 0.5
0 to 0.2
Magnesium (Mg), % 5.5 to 6.5
2.1 to 2.9
Manganese (Mn), % 0.3 to 0.7
0 to 0.1
Nickel (Ni), % 0.3 to 0.7
0
Silicon (Si), % 0 to 0.5
0 to 0.15
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 0 to 0.1
5.1 to 6.1
Residuals, % 0 to 0.15
0 to 0.15