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2014A Aluminum vs. Grade 20 Titanium

2014A aluminum belongs to the aluminum alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 2014A aluminum and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
120
Elongation at Break, % 6.2 to 16
5.7 to 17
Fatigue Strength, MPa 93 to 150
550 to 630
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
47
Shear Strength, MPa 130 to 290
560 to 740
Tensile Strength: Ultimate (UTS), MPa 210 to 490
900 to 1270
Tensile Strength: Yield (Proof), MPa 110 to 430
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 210
370
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 510
1600
Specific Heat Capacity, J/kg-K 870
520
Thermal Expansion, µm/m-K 23
9.6

Otherwise Unclassified Properties

Density, g/cm3 3.0
5.0
Embodied Carbon, kg CO2/kg material 8.1
52
Embodied Energy, MJ/kg 150
860
Embodied Water, L/kg 1140
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 49
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 85 to 1300
2940 to 5760
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
33
Strength to Weight: Axial, points 19 to 45
50 to 70
Strength to Weight: Bending, points 26 to 46
41 to 52
Thermal Shock Resistance, points 9.0 to 22
55 to 77

Alloy Composition

Aluminum (Al), % 90.8 to 95
3.0 to 4.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
5.5 to 6.5
Copper (Cu), % 3.9 to 5.0
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.5
0 to 0.3
Magnesium (Mg), % 0.2 to 0.8
0
Manganese (Mn), % 0.4 to 1.2
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0.5 to 0.9
0
Titanium (Ti), % 0 to 0.15
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0 to 0.2
3.5 to 4.5
Residuals, % 0
0 to 0.4

Comparable Variants