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1050 Aluminum vs. Grade 6 Titanium

1050 aluminum belongs to the aluminum alloys classification, while grade 6 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 1050 aluminum and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
100
Elongation at Break, % 4.6 to 37
11
Fatigue Strength, MPa 31 to 57
290
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
39
Shear Strength, MPa 52 to 81
530
Tensile Strength: Ultimate (UTS), MPa 76 to 140
890
Tensile Strength: Yield (Proof), MPa 25 to 120
840

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 640
1580
Melting Onset (Solidus), °C 650
1530
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 230
7.8
Thermal Expansion, µm/m-K 24
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 200
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.3
30
Embodied Energy, MJ/kg 160
480
Embodied Water, L/kg 1200
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.4 to 22
92
Resilience: Unit (Modulus of Resilience), kJ/m3 4.6 to 110
3390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 7.8 to 14
55
Strength to Weight: Bending, points 15 to 22
46
Thermal Diffusivity, mm2/s 94
3.2
Thermal Shock Resistance, points 3.4 to 6.2
65

Alloy Composition

Aluminum (Al), % 99.5 to 100
4.0 to 6.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0 to 0.25
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.030
89.8 to 94
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.050
0
Residuals, % 0
0 to 0.4