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Grade 24 Titanium vs. EN AC-43300 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while EN AC-43300 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-43300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 11
3.4 to 6.7
Fatigue Strength, MPa 550
76 to 77
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1010
280 to 290
Tensile Strength: Yield (Proof), MPa 940
210 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
540
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
600
Melting Onset (Solidus), °C 1560
590
Specific Heat Capacity, J/kg-K 560
910
Thermal Conductivity, W/m-K 7.1
140
Thermal Expansion, µm/m-K 9.6
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
140

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.5
Embodied Carbon, kg CO2/kg material 43
7.9
Embodied Energy, MJ/kg 710
150
Embodied Water, L/kg 310
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
9.1 to 17
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
300 to 370
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
54
Strength to Weight: Axial, points 63
31 to 32
Strength to Weight: Bending, points 50
37 to 38
Thermal Diffusivity, mm2/s 2.9
59
Thermal Shock Resistance, points 72
13 to 14

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
88.9 to 90.8
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 0.19
Magnesium (Mg), % 0
0.25 to 0.45
Manganese (Mn), % 0
0 to 0.1
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
9.0 to 10
Titanium (Ti), % 87.5 to 91
0 to 0.15
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0 to 0.4
0 to 0.1