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Titanium 6-7 vs. EN AC-47100 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while EN AC-47100 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-47100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
73
Elongation at Break, % 11
1.1
Fatigue Strength, MPa 530
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
27
Tensile Strength: Ultimate (UTS), MPa 1020
270
Tensile Strength: Yield (Proof), MPa 900
160

Thermal Properties

Latent Heat of Fusion, J/g 410
570
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1700
590
Melting Onset (Solidus), °C 1650
560
Specific Heat Capacity, J/kg-K 520
890
Thermal Expansion, µm/m-K 9.3
21

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 5.1
2.6
Embodied Carbon, kg CO2/kg material 34
7.6
Embodied Energy, MJ/kg 540
140
Embodied Water, L/kg 190
1030

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
170
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 32
53
Strength to Weight: Axial, points 56
28
Strength to Weight: Bending, points 44
35
Thermal Shock Resistance, points 66
12

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
81.4 to 88.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0
0.7 to 1.2
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 1.3
Lead (Pb), % 0
0 to 0.2
Magnesium (Mg), % 0
0 to 0.35
Manganese (Mn), % 0
0 to 0.55
Molybdenum (Mo), % 6.5 to 7.5
0
Nickel (Ni), % 0
0 to 0.3
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
10.5 to 13.5
Tantalum (Ta), % 0 to 0.5
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 84.9 to 88
0 to 0.2
Zinc (Zn), % 0
0 to 0.55
Residuals, % 0
0 to 0.25