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2014 Aluminum vs. Grade 30 Titanium

2014 aluminum belongs to the aluminum alloys classification, while grade 30 titanium belongs to the titanium 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 2014 aluminum and the bottom bar is grade 30 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.5 to 16
23
Fatigue Strength, MPa 90 to 160
250
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
41
Shear Strength, MPa 130 to 290
240
Tensile Strength: Ultimate (UTS), MPa 190 to 500
390
Tensile Strength: Yield (Proof), MPa 100 to 440
350

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 210
320
Melting Completion (Liquidus), °C 630
1660
Melting Onset (Solidus), °C 510
1610
Specific Heat Capacity, J/kg-K 870
540
Thermal Conductivity, W/m-K 150
21
Thermal Expansion, µm/m-K 23
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
6.9

Otherwise Unclassified Properties

Density, g/cm3 3.0
4.5
Embodied Carbon, kg CO2/kg material 8.1
36
Embodied Energy, MJ/kg 150
600
Embodied Water, L/kg 1130
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.6 to 56
86
Resilience: Unit (Modulus of Resilience), kJ/m3 76 to 1330
590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
35
Strength to Weight: Axial, points 18 to 46
24
Strength to Weight: Bending, points 25 to 46
26
Thermal Diffusivity, mm2/s 58
8.6
Thermal Shock Resistance, points 8.4 to 22
30

Alloy Composition

Aluminum (Al), % 90.4 to 95
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0
0.2 to 0.8
Copper (Cu), % 3.9 to 5.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.3
Magnesium (Mg), % 0.2 to 0.8
0
Manganese (Mn), % 0.4 to 1.2
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0.5 to 1.2
0
Titanium (Ti), % 0 to 0.15
98 to 99.76
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.4