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Grade Ti-Pd18 Titanium vs. 1080 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while 1080 aluminum belongs to the aluminum 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 grade Ti-Pd18 titanium and the bottom bar is 1080 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 17
4.6 to 40
Fatigue Strength, MPa 350
21 to 48
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 710
72 to 130
Tensile Strength: Yield (Proof), MPa 540
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
640
Melting Onset (Solidus), °C 1590
640
Specific Heat Capacity, J/kg-K 550
900
Thermal Conductivity, W/m-K 8.2
230
Thermal Expansion, µm/m-K 9.1
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
61
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
200

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 41
8.3
Embodied Energy, MJ/kg 670
160
Embodied Water, L/kg 270
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
4.7 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
2.1 to 100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 44
7.4 to 14
Strength to Weight: Bending, points 39
14 to 22
Thermal Diffusivity, mm2/s 3.3
94
Thermal Shock Resistance, points 52
3.2 to 6.0

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
99.8 to 100
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.030
Gallium (Ga), % 0
0 to 0.030
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.15
Magnesium (Mg), % 0
0 to 0.020
Manganese (Mn), % 0
0 to 0.020
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
0 to 0.15
Titanium (Ti), % 92.5 to 95.5
0 to 0.030
Vanadium (V), % 2.0 to 3.0
0 to 0.050
Zinc (Zn), % 0
0 to 0.030
Residuals, % 0
0 to 0.020