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Grade 24 Titanium vs. 2195 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 2195 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 2195 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 11
9.3
Fatigue Strength, MPa 550
190
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 610
350
Tensile Strength: Ultimate (UTS), MPa 1010
590
Tensile Strength: Yield (Proof), MPa 940
560

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
210
Melting Completion (Liquidus), °C 1610
660
Melting Onset (Solidus), °C 1560
550
Specific Heat Capacity, J/kg-K 560
900
Thermal Conductivity, W/m-K 7.1
130
Thermal Expansion, µm/m-K 9.6
23

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 43
8.6
Embodied Energy, MJ/kg 710
160
Embodied Water, L/kg 310
1470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
54
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
2290
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 63
55
Strength to Weight: Bending, points 50
53
Thermal Diffusivity, mm2/s 2.9
49
Thermal Shock Resistance, points 72
26

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
91.9 to 94.9
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
3.7 to 4.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.15
Lithium (Li), % 0
0.8 to 1.2
Magnesium (Mg), % 0
0.25 to 0.8
Manganese (Mn), % 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
0 to 0.12
Silver (Ag), % 0
0.25 to 0.6
Titanium (Ti), % 87.5 to 91
0 to 0.1
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0
0.080 to 0.16
Residuals, % 0 to 0.4
0 to 0.15