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Grade 24 Titanium vs. A535.0 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while A535.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is A535.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
67
Elongation at Break, % 11
9.0
Fatigue Strength, MPa 550
95
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
25
Tensile Strength: Ultimate (UTS), MPa 1010
250
Tensile Strength: Yield (Proof), MPa 940
120

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
620
Melting Onset (Solidus), °C 1560
550
Specific Heat Capacity, J/kg-K 560
910
Thermal Conductivity, W/m-K 7.1
100
Thermal Expansion, µm/m-K 9.6
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
23
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
79

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 43
9.3
Embodied Energy, MJ/kg 710
160
Embodied Water, L/kg 310
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
19
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
120
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
51
Strength to Weight: Axial, points 63
26
Strength to Weight: Bending, points 50
33
Thermal Diffusivity, mm2/s 2.9
42
Thermal Shock Resistance, points 72
11

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
91.4 to 93.4
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.2
Magnesium (Mg), % 0
6.5 to 7.5
Manganese (Mn), % 0
0.1 to 0.25
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 0.2
Titanium (Ti), % 87.5 to 91
0 to 0.25
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0 to 0.15