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Grade 32 Titanium vs. 5254 Aluminum

Grade 32 titanium belongs to the titanium alloys classification, while 5254 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade 32 titanium and the bottom bar is 5254 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 11
3.4 to 22
Fatigue Strength, MPa 390
110 to 160
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 460
150 to 200
Tensile Strength: Ultimate (UTS), MPa 770
240 to 350
Tensile Strength: Yield (Proof), MPa 670
100 to 270

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 310
190
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
590
Specific Heat Capacity, J/kg-K 550
900
Thermal Conductivity, W/m-K 7.5
130
Thermal Expansion, µm/m-K 8.2
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
110

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 32
8.8
Embodied Energy, MJ/kg 530
150
Embodied Water, L/kg 180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
11 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 2100
73 to 550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
51
Strength to Weight: Axial, points 47
25 to 37
Strength to Weight: Bending, points 41
32 to 41
Thermal Diffusivity, mm2/s 3.0
52
Thermal Shock Resistance, points 63
10 to 16

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
94.4 to 96.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.45
Magnesium (Mg), % 0
3.1 to 3.9
Manganese (Mn), % 0
0 to 0.010
Molybdenum (Mo), % 0.6 to 1.2
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.11
0
Silicon (Si), % 0.060 to 0.14
0 to 0.45
Tin (Sn), % 0.6 to 1.4
0
Titanium (Ti), % 88.1 to 93
0 to 0.050
Vanadium (V), % 0.6 to 1.4
0
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0.6 to 1.4
0
Residuals, % 0
0 to 0.15