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319.0 Aluminum vs. Grade Ti-Pd18 Titanium

319.0 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 (4, in this case) are not shown.

For each property being compared, the top bar is 319.0 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 78 to 84
320
Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.8 to 2.0
17
Fatigue Strength, MPa 76 to 80
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 190 to 240
710
Tensile Strength: Yield (Proof), MPa 110 to 180
540

Thermal Properties

Latent Heat of Fusion, J/g 480
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 600
1640
Melting Onset (Solidus), °C 540
1590
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 110
8.2
Thermal Expansion, µm/m-K 22
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 84
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 7.7
41
Embodied Energy, MJ/kg 140
670
Embodied Water, L/kg 1080
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.3 to 3.9
110
Resilience: Unit (Modulus of Resilience), kJ/m3 88 to 220
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 48
35
Strength to Weight: Axial, points 18 to 24
44
Strength to Weight: Bending, points 25 to 30
39
Thermal Diffusivity, mm2/s 44
3.3
Thermal Shock Resistance, points 8.6 to 11
52

Alloy Composition

Aluminum (Al), % 85.8 to 91.5
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 3.0 to 4.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.25
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.35
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 5.5 to 6.5
0
Titanium (Ti), % 0 to 0.25
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0
0 to 0.4