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Grade 20 Titanium vs. 6262 Aluminum

Grade 20 titanium belongs to the titanium alloys classification, while 6262 aluminum belongs to the aluminum 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 grade 20 titanium and the bottom bar is 6262 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 5.7 to 17
4.6 to 10
Fatigue Strength, MPa 550 to 630
90 to 110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 47
26
Shear Strength, MPa 560 to 740
170 to 240
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
290 to 390
Tensile Strength: Yield (Proof), MPa 850 to 1190
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 370
160
Melting Completion (Liquidus), °C 1660
650
Melting Onset (Solidus), °C 1600
580
Specific Heat Capacity, J/kg-K 520
890
Thermal Expansion, µm/m-K 9.6
23

Otherwise Unclassified Properties

Density, g/cm3 5.0
2.8
Embodied Carbon, kg CO2/kg material 52
8.3
Embodied Energy, MJ/kg 860
150
Embodied Water, L/kg 350
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
17 to 31
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
530 to 940
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 33
48
Strength to Weight: Axial, points 50 to 70
29 to 39
Strength to Weight: Bending, points 41 to 52
35 to 42
Thermal Shock Resistance, points 55 to 77
13 to 18

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
94.7 to 97.8
Bismuth (Bi), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 5.5 to 6.5
0.040 to 0.14
Copper (Cu), % 0
0.15 to 0.4
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 0.7
Lead (Pb), % 0
0.4 to 0.7
Magnesium (Mg), % 0
0.8 to 1.2
Manganese (Mn), % 0
0 to 0.15
Molybdenum (Mo), % 3.5 to 4.5
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
0.4 to 0.8
Titanium (Ti), % 71 to 77
0 to 0.15
Vanadium (V), % 7.5 to 8.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.15

Comparable Variants