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6105 Aluminum vs. Grade Ti-Pd18 Titanium

6105 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 6105 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 9.0 to 16
17
Fatigue Strength, MPa 95 to 130
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 190 to 280
710
Tensile Strength: Yield (Proof), MPa 120 to 270
540

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 160
330
Melting Completion (Liquidus), °C 650
1640
Melting Onset (Solidus), °C 600
1590
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 180 to 190
8.2
Thermal Expansion, µm/m-K 23
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 46 to 50
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 150 to 170
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.3
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1180
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 27
110
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 550
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 20 to 29
44
Strength to Weight: Bending, points 28 to 35
39
Thermal Diffusivity, mm2/s 72 to 79
3.3
Thermal Shock Resistance, points 8.6 to 12
52

Alloy Composition

Aluminum (Al), % 97.2 to 99
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.25
Magnesium (Mg), % 0.45 to 0.8
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0.6 to 1.0
0
Titanium (Ti), % 0 to 0.1
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4