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6106 Aluminum vs. Grade 7 Titanium

6106 aluminum belongs to the aluminum alloys classification, while grade 7 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 6106 aluminum and the bottom bar is grade 7 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 9.1
24
Fatigue Strength, MPa 88
250
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
38
Shear Strength, MPa 170
270
Tensile Strength: Ultimate (UTS), MPa 290
420
Tensile Strength: Yield (Proof), MPa 220
340

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 160
320
Melting Completion (Liquidus), °C 660
1660
Melting Onset (Solidus), °C 610
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 190
22
Thermal Expansion, µm/m-K 23
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 160
7.2

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.3
47
Embodied Energy, MJ/kg 150
800
Embodied Water, L/kg 1190
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
95
Resilience: Unit (Modulus of Resilience), kJ/m3 370
560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 29
26
Strength to Weight: Bending, points 35
28
Thermal Diffusivity, mm2/s 78
8.9
Thermal Shock Resistance, points 13
31

Alloy Composition

Aluminum (Al), % 97.2 to 99.3
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.3
Magnesium (Mg), % 0.4 to 0.8
0
Manganese (Mn), % 0.050 to 0.2
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.12 to 0.25
Silicon (Si), % 0.3 to 0.6
0
Titanium (Ti), % 0 to 0.1
98.7 to 99.88
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0
0 to 0.4