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Titanium 6-7 vs. EN AC-51500 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while EN AC-51500 aluminum belongs to the aluminum alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is EN AC-51500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 11
5.6
Fatigue Strength, MPa 530
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Tensile Strength: Ultimate (UTS), MPa 1020
280
Tensile Strength: Yield (Proof), MPa 900
160

Thermal Properties

Latent Heat of Fusion, J/g 410
430
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1700
630
Melting Onset (Solidus), °C 1650
590
Specific Heat Capacity, J/kg-K 520
910
Thermal Expansion, µm/m-K 9.3
23

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.6
Embodied Carbon, kg CO2/kg material 34
9.0
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
13
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
52
Strength to Weight: Axial, points 56
29
Strength to Weight: Bending, points 44
36
Thermal Shock Resistance, points 66
13

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
89.8 to 93.1
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 0.25
Magnesium (Mg), % 0
4.7 to 6.0
Manganese (Mn), % 0
0.4 to 0.8
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
1.8 to 2.6
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0 to 0.25
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0
0 to 0.15