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Grade 24 Titanium vs. EN AC-45300 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while EN AC-45300 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 EN AC-45300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 11
1.0 to 2.8
Fatigue Strength, MPa 550
59 to 72
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1010
220 to 290
Tensile Strength: Yield (Proof), MPa 940
150 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
470
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
630
Melting Onset (Solidus), °C 1560
590
Specific Heat Capacity, J/kg-K 560
890
Thermal Conductivity, W/m-K 7.1
150
Thermal Expansion, µm/m-K 9.6
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
36
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
120

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 43
8.0
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.7 to 5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
160 to 390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 63
23 to 29
Strength to Weight: Bending, points 50
30 to 35
Thermal Diffusivity, mm2/s 2.9
60
Thermal Shock Resistance, points 72
10 to 13

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
90.2 to 94.2
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
1.0 to 1.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.65
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0.35 to 0.65
Manganese (Mn), % 0
0 to 0.55
Nickel (Ni), % 0
0 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
4.5 to 5.5
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 87.5 to 91
0 to 0.25
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0 to 0.4
0 to 0.15