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Titanium 6-7 vs. 6101A Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 6101A 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 6101A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 11
11
Fatigue Strength, MPa 530
80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Shear Strength, MPa 610
130
Tensile Strength: Ultimate (UTS), MPa 1020
220
Tensile Strength: Yield (Proof), MPa 900
190

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 300
160
Melting Completion (Liquidus), °C 1700
640
Melting Onset (Solidus), °C 1650
630
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
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
24
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
51
Strength to Weight: Axial, points 56
23
Strength to Weight: Bending, points 44
30
Thermal Shock Resistance, points 66
10

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
97.9 to 99.3
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.4
Magnesium (Mg), % 0
0.4 to 0.9
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
0.3 to 0.7
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0
Residuals, % 0
0 to 0.1