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Grade 24 Titanium vs. 712.0 Aluminum

Grade 24 titanium belongs to the titanium alloys classification, while 712.0 aluminum belongs to the aluminum alloys. There are 29 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 712.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 11
4.5 to 4.7
Fatigue Strength, MPa 550
140 to 180
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
27
Shear Strength, MPa 610
180
Tensile Strength: Ultimate (UTS), MPa 1010
250 to 260
Tensile Strength: Yield (Proof), MPa 940
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 340
190
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
610
Specific Heat Capacity, J/kg-K 560
870
Thermal Conductivity, W/m-K 7.1
160
Thermal Expansion, µm/m-K 9.6
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
120

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
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
11
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
240 to 270
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 63
24 to 25
Strength to Weight: Bending, points 50
30 to 31
Thermal Diffusivity, mm2/s 2.9
62
Thermal Shock Resistance, points 72
11

Alloy Composition


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Aluminum (Al), % 5.5 to 6.8
90.7 to 94
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 0
0.5 to 0.65
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
0 to 0.3
Titanium (Ti), % 87.5 to 91
0.15 to 0.25
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
5.0 to 6.5
Residuals, % 0 to 0.4
0 to 0.2