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Grade Ti-Pd18 Titanium vs. 5252 Aluminum

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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