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Titanium 15-3-3-3 vs. 5657 Aluminum

Titanium 15-3-3-3 belongs to the titanium alloys classification, while 5657 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is titanium 15-3-3-3 and the bottom bar is 5657 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
68
Elongation at Break, % 5.7 to 8.0
6.6 to 15
Fatigue Strength, MPa 610 to 710
74 to 88
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 39
26
Shear Strength, MPa 660 to 810
92 to 110
Tensile Strength: Ultimate (UTS), MPa 1120 to 1390
150 to 200
Tensile Strength: Yield (Proof), MPa 1100 to 1340
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 430
180
Melting Completion (Liquidus), °C 1620
660
Melting Onset (Solidus), °C 1560
640
Specific Heat Capacity, J/kg-K 520
900
Thermal Conductivity, W/m-K 8.1
210
Thermal Expansion, µm/m-K 9.8
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
54
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
180

Otherwise Unclassified Properties

Base Metal Price, % relative 40
9.5
Density, g/cm3 4.8
2.7
Embodied Carbon, kg CO2/kg material 59
8.4
Embodied Energy, MJ/kg 950
160
Embodied Water, L/kg 260
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 89
9.7 to 27
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 32
50
Strength to Weight: Axial, points 64 to 80
15 to 20
Strength to Weight: Bending, points 50 to 57
23 to 28
Thermal Diffusivity, mm2/s 3.2
84
Thermal Shock Resistance, points 79 to 98
6.7 to 8.6

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
98.5 to 99.4
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 2.5 to 3.5
0
Copper (Cu), % 0
0 to 0.1
Gallium (Ga), % 0
0 to 0.030
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.1
Magnesium (Mg), % 0
0.6 to 1.0
Manganese (Mn), % 0
0 to 0.030
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Silicon (Si), % 0
0 to 0.080
Tin (Sn), % 2.5 to 3.5
0
Titanium (Ti), % 72.6 to 78.5
0
Vanadium (V), % 14 to 16
0 to 0.050
Zinc (Zn), % 0
0 to 0.050
Residuals, % 0
0 to 0.050