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Grade 24 Titanium vs. 8176 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 8176 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is 8176 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 11
15
Fatigue Strength, MPa 550
59
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 610
70
Tensile Strength: Ultimate (UTS), MPa 1010
160
Tensile Strength: Yield (Proof), MPa 940
95

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
660
Melting Onset (Solidus), °C 1560
650
Specific Heat Capacity, J/kg-K 560
900
Thermal Conductivity, W/m-K 7.1
230
Thermal Expansion, µm/m-K 9.6
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
61
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
200

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 43
8.2
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
21
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
66
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 63
16
Strength to Weight: Bending, points 50
24
Thermal Diffusivity, mm2/s 2.9
93
Thermal Shock Resistance, points 72
7.0

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
98.6 to 99.6
Carbon (C), % 0 to 0.080
0
Gallium (Ga), % 0
0 to 0.030
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0.4 to 1.0
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
0.030 to 0.15
Titanium (Ti), % 87.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0 to 0.4
0 to 0.15