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Titanium 6-7 vs. EN AC-45300 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while EN AC-45300 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-45300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
71
Elongation at Break, % 11
1.0 to 2.8
Fatigue Strength, MPa 530
59 to 72
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
27
Tensile Strength: Ultimate (UTS), MPa 1020
220 to 290
Tensile Strength: Yield (Proof), MPa 900
150 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
470
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
890
Thermal Expansion, µm/m-K 9.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.7
Embodied Carbon, kg CO2/kg material 34
8.0
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.7 to 5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
160 to 390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
50
Strength to Weight: Axial, points 56
23 to 29
Strength to Weight: Bending, points 44
30 to 35
Thermal Shock Resistance, points 66
10 to 13

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
90.2 to 94.2
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
1.0 to 1.5
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.65
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0.35 to 0.65
Manganese (Mn), % 0
0 to 0.55
Molybdenum (Mo), % 6.5 to 7.5
0
Nickel (Ni), % 0
0 to 0.25
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
4.5 to 5.5
Tantalum (Ta), % 0 to 0.5
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 84.9 to 88
0 to 0.25
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15