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515.0 Aluminum vs. Grade 24 Titanium

515.0 aluminum belongs to the aluminum alloys classification, while grade 24 titanium belongs to the titanium alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is 515.0 aluminum and the bottom bar is grade 24 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 10
11
Fatigue Strength, MPa 130
550
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Shear Strength, MPa 190
610
Tensile Strength: Ultimate (UTS), MPa 280
1010

Thermal Properties

Latent Heat of Fusion, J/g 470
410
Maximum Temperature: Mechanical, °C 170
340
Melting Completion (Liquidus), °C 620
1610
Melting Onset (Solidus), °C 620
1560
Specific Heat Capacity, J/kg-K 900
560
Thermal Expansion, µm/m-K 23
9.6

Otherwise Unclassified Properties

Density, g/cm3 2.6
4.5
Embodied Carbon, kg CO2/kg material 8.4
43
Embodied Energy, MJ/kg 150
710
Embodied Water, L/kg 1120
310

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
35
Strength to Weight: Axial, points 30
63
Strength to Weight: Bending, points 36
50
Thermal Shock Resistance, points 13
72

Alloy Composition

Aluminum (Al), % 93.6 to 96.6
5.5 to 6.8
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.3
0 to 0.4
Magnesium (Mg), % 2.5 to 4.0
0
Manganese (Mn), % 0.4 to 0.6
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0.5 to 10
0
Titanium (Ti), % 0
87.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4