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Grade 24 Titanium vs. 711.0 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 711.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is 711.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 11
7.8
Fatigue Strength, MPa 550
100
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1010
220
Tensile Strength: Yield (Proof), MPa 940
140

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
610
Specific Heat Capacity, J/kg-K 560
860
Thermal Conductivity, W/m-K 7.1
160
Thermal Expansion, µm/m-K 9.6
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
120

Otherwise Unclassified Properties

Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 43
7.9
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
15
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 63
20
Strength to Weight: Bending, points 50
26
Thermal Diffusivity, mm2/s 2.9
61
Thermal Shock Resistance, points 72
9.3

Alloy Composition


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Aluminum (Al), % 5.5 to 6.8
89.8 to 92.7
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0.35 to 0.65
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0.7 to 1.4
Magnesium (Mg), % 0
0.25 to 0.45
Manganese (Mn), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
0 to 0.3
Titanium (Ti), % 87.5 to 91
0 to 0.2
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
6.0 to 7.0
Residuals, % 0 to 0.4
0 to 0.15