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5252 Aluminum vs. Grade Ti-Pd18 Titanium

5252 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 29 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 5252 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 68 to 75
320
Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 4.5 to 11
17
Fatigue Strength, MPa 100 to 110
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Tensile Strength: Ultimate (UTS), MPa 230 to 290
710
Tensile Strength: Yield (Proof), MPa 170 to 240
540

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 180
330
Melting Completion (Liquidus), °C 650
1640
Melting Onset (Solidus), °C 610
1590
Specific Heat Capacity, J/kg-K 910
550
Thermal Conductivity, W/m-K 140
8.2
Thermal Expansion, µm/m-K 24
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.7
41
Embodied Energy, MJ/kg 160
670
Embodied Water, L/kg 1190
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 23
110
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 430
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 23 to 30
44
Strength to Weight: Bending, points 31 to 36
39
Thermal Diffusivity, mm2/s 57
3.3
Thermal Shock Resistance, points 10 to 13
52

Alloy Composition

Aluminum (Al), % 96.6 to 97.8
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.1
0 to 0.25
Magnesium (Mg), % 2.2 to 2.8
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 to 0.080
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0 to 0.050
2.0 to 3.0
Zinc (Zn), % 0 to 0.050
0
Residuals, % 0
0 to 0.4