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Titanium 6-7 vs. EN AC-42000 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while EN AC-42000 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-42000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
70
Elongation at Break, % 11
1.1 to 2.4
Fatigue Strength, MPa 530
67 to 76
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Tensile Strength: Ultimate (UTS), MPa 1020
170 to 270
Tensile Strength: Yield (Proof), MPa 900
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
500
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1700
610
Melting Onset (Solidus), °C 1650
600
Specific Heat Capacity, J/kg-K 520
900
Thermal Expansion, µm/m-K 9.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.6
Embodied Carbon, kg CO2/kg material 34
8.0
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.8 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
64 to 370
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 32
53
Strength to Weight: Axial, points 56
18 to 28
Strength to Weight: Bending, points 44
26 to 35
Thermal Shock Resistance, points 66
7.9 to 12

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
89.9 to 93.3
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.55
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0.2 to 0.65
Manganese (Mn), % 0
0 to 0.35
Molybdenum (Mo), % 6.5 to 7.5
0
Nickel (Ni), % 0
0 to 0.15
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
6.5 to 7.5
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