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Grade Ti-Pd18 Titanium vs. 520.0 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while 520.0 aluminum belongs to the aluminum alloys. There are 29 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 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
75
Elastic (Young's, Tensile) Modulus, GPa 110
66
Elongation at Break, % 17
14
Fatigue Strength, MPa 350
55
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
25
Tensile Strength: Ultimate (UTS), MPa 710
330
Tensile Strength: Yield (Proof), MPa 540
170

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
600
Melting Onset (Solidus), °C 1590
480
Specific Heat Capacity, J/kg-K 550
910
Thermal Conductivity, W/m-K 8.2
87
Thermal Expansion, µm/m-K 9.1
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
21
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
72

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 41
9.8
Embodied Energy, MJ/kg 670
160
Embodied Water, L/kg 270
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
39
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
52
Strength to Weight: Axial, points 44
35
Strength to Weight: Bending, points 39
41
Thermal Diffusivity, mm2/s 3.3
37
Thermal Shock Resistance, points 52
14

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
87.9 to 90.5
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 0
9.5 to 10.6
Manganese (Mn), % 0
0 to 0.15
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 0.25
Titanium (Ti), % 92.5 to 95.5
0 to 0.25
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15