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Titanium 6-7 vs. 5254 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 5254 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 5254 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 11
3.4 to 22
Fatigue Strength, MPa 530
110 to 160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Shear Strength, MPa 610
150 to 200
Tensile Strength: Ultimate (UTS), MPa 1020
240 to 350
Tensile Strength: Yield (Proof), MPa 900
100 to 270

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 300
190
Melting Completion (Liquidus), °C 1700
640
Melting Onset (Solidus), °C 1650
590
Specific Heat Capacity, J/kg-K 520
900
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
8.8
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
11 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
73 to 550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
51
Strength to Weight: Axial, points 56
25 to 37
Strength to Weight: Bending, points 44
32 to 41
Thermal Shock Resistance, points 66
10 to 16

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
94.4 to 96.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.45
Magnesium (Mg), % 0
3.1 to 3.9
Manganese (Mn), % 0
0 to 0.010
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 0.45
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0 to 0.050
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15