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Titanium 6-7 vs. 5082 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 5082 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is 5082 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
67
Elongation at Break, % 11
1.1
Fatigue Strength, MPa 530
110 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
25
Shear Strength, MPa 610
210 to 230
Tensile Strength: Ultimate (UTS), MPa 1020
380 to 400
Tensile Strength: Yield (Proof), MPa 900
300 to 340

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 300
180
Melting Completion (Liquidus), °C 1700
640
Melting Onset (Solidus), °C 1650
560
Specific Heat Capacity, J/kg-K 520
910
Thermal Expansion, µm/m-K 9.3
24

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.7
Embodied Carbon, kg CO2/kg material 34
8.9
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
4.0 to 4.3
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
670 to 870
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
51
Strength to Weight: Axial, points 56
39 to 41
Strength to Weight: Bending, points 44
43 to 45
Thermal Shock Resistance, points 66
17 to 18

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
93.5 to 96
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 0
0 to 0.15
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.35
Magnesium (Mg), % 0
4.0 to 5.0
Manganese (Mn), % 0
0 to 0.15
Molybdenum (Mo), % 6.5 to 7.5
0
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.2
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0 to 0.1
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15