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240.0 Aluminum vs. AWS ERTi-7

240.0 aluminum belongs to the aluminum alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 28 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 AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.0
20
Fatigue Strength, MPa 140
190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 240
340
Tensile Strength: Yield (Proof), MPa 200
280

Thermal Properties

Latent Heat of Fusion, J/g 380
420
Maximum Temperature: Mechanical, °C 180
320
Melting Completion (Liquidus), °C 600
1670
Melting Onset (Solidus), °C 520
1620
Specific Heat Capacity, J/kg-K 860
540
Thermal Conductivity, W/m-K 96
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 65
7.3

Otherwise Unclassified Properties

Density, g/cm3 3.2
4.5
Embodied Carbon, kg CO2/kg material 8.7
47
Embodied Energy, MJ/kg 150
800
Embodied Water, L/kg 1100
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
64
Resilience: Unit (Modulus of Resilience), kJ/m3 280
360
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 43
35
Strength to Weight: Axial, points 20
21
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 35
8.8
Thermal Shock Resistance, points 11
26

Alloy Composition

Aluminum (Al), % 81.7 to 86.9
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 7.0 to 9.0
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0 to 0.5
0 to 0.12
Magnesium (Mg), % 5.5 to 6.5
0
Manganese (Mn), % 0.3 to 0.7
0
Nickel (Ni), % 0.3 to 0.7
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Silicon (Si), % 0 to 0.5
0
Titanium (Ti), % 0 to 0.2
99.417 to 99.8
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0