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Titanium 6-7 vs. 6070 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 6070 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 6070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
70
Elongation at Break, % 11
5.6 to 8.6
Fatigue Strength, MPa 530
95 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Shear Strength, MPa 610
220 to 240
Tensile Strength: Ultimate (UTS), MPa 1020
370 to 380
Tensile Strength: Yield (Proof), MPa 900
350

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 300
160
Melting Completion (Liquidus), °C 1700
650
Melting Onset (Solidus), °C 1650
570
Specific Heat Capacity, J/kg-K 520
900
Thermal Expansion, µm/m-K 9.3
23

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.7
Embodied Carbon, kg CO2/kg material 34
8.3
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
20 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
880 to 900
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
50
Strength to Weight: Axial, points 56
38
Strength to Weight: Bending, points 44
42 to 43
Thermal Shock Resistance, points 66
16 to 17

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
94.6 to 98
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0
0.15 to 0.4
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.5
Magnesium (Mg), % 0
0.5 to 1.2
Manganese (Mn), % 0
0.4 to 1.0
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
1.0 to 1.7
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0 to 0.15
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15