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6110 Aluminum vs. Grade 20 Titanium

6110 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 6110 aluminum and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 2.2
5.7 to 17
Fatigue Strength, MPa 120
550 to 630
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
47
Shear Strength, MPa 290
560 to 740
Tensile Strength: Ultimate (UTS), MPa 500
900 to 1270
Tensile Strength: Yield (Proof), MPa 500
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 170
370
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 600
1600
Specific Heat Capacity, J/kg-K 900
520
Thermal Expansion, µm/m-K 23
9.6

Otherwise Unclassified Properties

Density, g/cm3 2.8
5.0
Embodied Carbon, kg CO2/kg material 8.2
52
Embodied Energy, MJ/kg 150
860
Embodied Water, L/kg 1170
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 1770
2940 to 5760
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
33
Strength to Weight: Axial, points 51
50 to 70
Strength to Weight: Bending, points 51
41 to 52
Thermal Shock Resistance, points 22
55 to 77

Alloy Composition

Aluminum (Al), % 94.4 to 98.4
3.0 to 4.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0.040 to 0.25
5.5 to 6.5
Copper (Cu), % 0.2 to 0.7
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.8
0 to 0.3
Magnesium (Mg), % 0.5 to 1.1
0
Manganese (Mn), % 0.2 to 0.7
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0.7 to 1.5
0
Titanium (Ti), % 0 to 0.15
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.3
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0 to 0.15
0 to 0.4