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Grade 24 Titanium vs. 357.0 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 357.0 aluminum belongs to the aluminum alloys. There are 29 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 357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 11
3.4
Fatigue Strength, MPa 550
76
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 610
200
Tensile Strength: Ultimate (UTS), MPa 1010
350
Tensile Strength: Yield (Proof), MPa 940
300

Thermal Properties

Latent Heat of Fusion, J/g 410
500
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
620
Melting Onset (Solidus), °C 1560
560
Specific Heat Capacity, J/kg-K 560
910
Thermal Conductivity, W/m-K 7.1
150
Thermal Expansion, µm/m-K 9.6
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
39
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
140

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 43
8.0
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
11
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
620
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
53
Strength to Weight: Axial, points 63
38
Strength to Weight: Bending, points 50
43
Thermal Diffusivity, mm2/s 2.9
64
Thermal Shock Resistance, points 72
17

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
91.3 to 93.1
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.15
Magnesium (Mg), % 0
0.45 to 0.6
Manganese (Mn), % 0
0 to 0.030
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
6.5 to 7.5
Titanium (Ti), % 87.5 to 91
0 to 0.2
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.050
Residuals, % 0 to 0.4
0 to 0.15