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5086 Aluminum vs. Grade Ti-Pd18 Titanium

5086 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 (5, in this case) are not shown.

For each property being compared, the top bar is 5086 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65 to 100
320
Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.7 to 20
17
Fatigue Strength, MPa 88 to 180
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 270 to 390
710
Tensile Strength: Yield (Proof), MPa 110 to 320
540

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 190
330
Melting Completion (Liquidus), °C 640
1640
Melting Onset (Solidus), °C 590
1590
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 130
8.2
Thermal Expansion, µm/m-K 24
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.8
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1180
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.8 to 42
110
Resilience: Unit (Modulus of Resilience), kJ/m3 86 to 770
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 28 to 40
44
Strength to Weight: Bending, points 34 to 44
39
Thermal Diffusivity, mm2/s 52
3.3
Thermal Shock Resistance, points 12 to 17
52

Alloy Composition

Aluminum (Al), % 93 to 96.3
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.5
0 to 0.25
Magnesium (Mg), % 3.5 to 4.5
0
Manganese (Mn), % 0.2 to 0.7
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 0.4
0
Titanium (Ti), % 0 to 0.15
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4