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Grade 24 Titanium vs. 204.0 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 204.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is 204.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 11
5.7 to 7.8
Fatigue Strength, MPa 550
63 to 77
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1010
230 to 340
Tensile Strength: Yield (Proof), MPa 940
180 to 220

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
650
Melting Onset (Solidus), °C 1560
580
Specific Heat Capacity, J/kg-K 560
880
Thermal Conductivity, W/m-K 7.1
120
Thermal Expansion, µm/m-K 9.6
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
29 to 34
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
87 to 100

Otherwise Unclassified Properties

Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 43
8.0
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
12 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
220 to 350
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 63
21 to 31
Strength to Weight: Bending, points 50
28 to 36
Thermal Diffusivity, mm2/s 2.9
46
Thermal Shock Resistance, points 72
12 to 18

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
93.4 to 95.5
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
4.2 to 5.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.35
Magnesium (Mg), % 0
0.15 to 0.35
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 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 0.2
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 87.5 to 91
0.15 to 0.3
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0 to 0.4
0 to 0.15