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850.0 Aluminum vs. Grade 6 Titanium

850.0 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 (3, in this case) are not shown.

For each property being compared, the top bar is 850.0 aluminum and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
100
Elongation at Break, % 7.9
11
Fatigue Strength, MPa 59
290
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
39
Shear Strength, MPa 100
530
Tensile Strength: Ultimate (UTS), MPa 140
890
Tensile Strength: Yield (Proof), MPa 76
840

Thermal Properties

Latent Heat of Fusion, J/g 380
410
Maximum Temperature: Mechanical, °C 190
310
Melting Completion (Liquidus), °C 650
1580
Melting Onset (Solidus), °C 370
1530
Specific Heat Capacity, J/kg-K 850
550
Thermal Conductivity, W/m-K 180
7.8
Thermal Expansion, µm/m-K 23
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 140
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 14
36
Density, g/cm3 3.1
4.5
Embodied Carbon, kg CO2/kg material 8.5
30
Embodied Energy, MJ/kg 160
480
Embodied Water, L/kg 1160
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1
92
Resilience: Unit (Modulus of Resilience), kJ/m3 42
3390
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 44
35
Strength to Weight: Axial, points 12
55
Strength to Weight: Bending, points 19
46
Thermal Diffusivity, mm2/s 69
3.2
Thermal Shock Resistance, points 6.1
65

Alloy Composition

Aluminum (Al), % 88.3 to 93.1
4.0 to 6.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0.7 to 1.3
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.5
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0.7 to 1.3
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0 to 0.7
0
Tin (Sn), % 5.5 to 7.0
2.0 to 3.0
Titanium (Ti), % 0 to 0.2
89.8 to 94
Residuals, % 0
0 to 0.4