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Grade Ti-Pd18 Titanium vs. 359.0 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while 359.0 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 359.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
90 to 100
Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 17
3.8 to 4.9
Fatigue Strength, MPa 350
100
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 710
340 to 350
Tensile Strength: Yield (Proof), MPa 540
250 to 280

Thermal Properties

Latent Heat of Fusion, J/g 410
530
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
600
Melting Onset (Solidus), °C 1590
570
Specific Heat Capacity, J/kg-K 550
910
Thermal Conductivity, W/m-K 8.2
140
Thermal Expansion, µm/m-K 9.1
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
35
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
120

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 41
8.0
Embodied Energy, MJ/kg 670
150
Embodied Water, L/kg 270
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
12 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
450 to 540
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
54
Strength to Weight: Axial, points 44
37 to 38
Strength to Weight: Bending, points 39
42 to 43
Thermal Diffusivity, mm2/s 3.3
59
Thermal Shock Resistance, points 52
16 to 17

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
88.9 to 91
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.2
Magnesium (Mg), % 0
0.5 to 0.7
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
8.5 to 9.5
Titanium (Ti), % 92.5 to 95.5
0 to 0.2
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15